www.carfield.com.hk: hack and faq

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Thu Nov 09 11:20:52 GMT 2023

hack and faq

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Sat Nov 04 12:00:33 GMT 2023 From /weblog/hack+and+faq

kafka

A Practical Guide for Kafka Cost Reduction - https://leevs.dev/kafka-cost-reduction/ https://www.infoq.cn/article/zGb2m6e17hlmRDxViaNi

A new children's book / illustrated guide to Apache Kafka - http://www.gentlydownthe.stream/

socket.receive.buffer.bytes, with 100kB as the default - https://www.pepperdata.com[..]/kafka-optimization-four-best-practices/

How to create Kafka consumers and producers in Java - https://developers.redhat.com[..]reate-kafka-consumers-and-producers-java

Processing guarantees in Kafka - https://medium.com[..]cessing-guarantees-in-kafka-12dd2e30be0e

Apache Kafka Cheatsheet - https://www.javacodegeeks.com[..]-cheatsheet.html?utm_source=pocket_saves

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Sat May 28 13:30:24 GMT 2022 From /weblog/hack+and+faq

markdown

Writing mathematical expressions - https://docs.github.com[..]matting/writing-mathematical-expressions https://www.infoq.cn/article/9ooV6u2HZbT0tYywoMMv

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Wed May 04 07:47:50 GMT 2022 From /weblog/hack+and+faq

excel

Other than native excel library and CSV, look like we can just use tab (\t) to separate the columns: http://www.devx.com/Java/Article/31356/1954?pf=true

check cell value exist in another column - http://stackoverflow.com[..]olumn-and-then-get-the-value-of-the-next http://stackoverflow.com[..]in-column-a-contains-value-from-column-b

Remove duplication from Excel - https://www.freecodecamp.org[..]in-excel-delete-duplicate-rows-tutorial/

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Fri Apr 15 13:47:41 GMT 2022 From /weblog/hack+and+faq

aws

s3 tutorial - https://www.javacodegeeks.com/2017/03/amazon-s3-tutorial.html

How to Create an AWS EC2 VM - https://mydeveloperplanet.com[..]m/2021/06/09/how-to-create-an-aws-ec2-vm

Sample of running "gem" to build:


sudo amazon-linux-extras install ruby2.6  // use sudo amazon-linux-extras list to check the exact name
sudo yum -y install ruby-devel
sudo yum -y groupinstall 'Development Tools'
gem install fluent-plugin-s3 --no-document

Infrastructure as Code - Full Course - https://www.freecodecamp.org/news/what-is-infrastructure-as-code/

Insane AWS Lambda Speed Up (Java) - https://codingcraftsman.wordpress.com[..]2/03/25/insane-aws-lambda-speed-up-java/

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Fri Jan 28 11:21:39 GMT 2022 From /weblog/hack+and+faq

json

How can i remove the red background color from comments ? - https://www.reddit.com[..]n_i_remove_the_red_background_color_from

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Tue Sep 28 14:43:23 GMT 2021 From /weblog/hack+and+faq

[WFClient]
CPMAllowed=Off
VSLAllowed=Off
UpdatesAllowed=Off
OutBufCountHost=118
OutBufCountHost2=118
OutBufCountClient=118
OutBufCountClient2=118
OutBufLength=512
PersistentCacheEnabled=On
MouseTimer=200
KeyboardTimer=50

[*APP*}
MaximumCompression=On
Compress=On
ZLMouseMode=1
ZLKeyBoardMode=1

http://www.vmwareinfo.com[..]ix-xendesktop-ica-optimizations-and.html

Dual monitor in mac os x - https://discussions.citrix.com[..]s-with-citrix-viewer-on-mac-os-catalina/

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Sun Sep 26 14:50:43 GMT 2021 From /weblog/hack+and+faq

docker

http://nordicapis.com/tools-built-on-top-of-the-docker-api/

让容器跑得更快：CPU Burst 技术实践 - https://www.infoq.cn/article/y2SeMvaJjgXJ9mBg9P00

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Sun Apr 22 14:40:03 GMT 2018 From /weblog/hack+and+faq

middleware

消息中间件选型时，要关注哪些问题？ - https://mp.weixin.qq.com[..]aec0633df928432ceed6438a724dd217624cd#rd

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Wed Nov 09 07:36:35 GMT 2016 From /weblog/hack+and+faq

git

Solve "unable to get local issuer certificate”, git config --global http.sslVerify false - http://stackoverflow.com[..]-issuer-certificate-using-git-on-windows

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Wed Oct 26 10:57:16 GMT 2016 From /weblog/hack+and+faq

webservice

Generating stub for .NET webservices from wsimport

java -Djavax.xml.accessExternalDTD=all -Djavax.xml.accessExternalSchema=all -Dhttp.proxyHost=proxyhost -Dhttp.proxyPort=8080 -Dhttp.nonProxyHosts="10.0.0.0|*.pc.internal.xxx.com" -classpath "c:\Program Files\Java\jdk1.8.0_102\lib\tools.jar" com.sun.tools.internal.ws.WsImport -b http://www.w3.org/2001/XMLSchema.xsd -b customization.xjb http://xxx.com/service?wsdl

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Thu Dec 24 02:12:45 GMT 2015 From /weblog/hack+and+faq

hadoop

Typical Linux setup - http://www.michael-noll.com[..]oop_On_Ubuntu_Linux_(Multi-Node_Cluster) http://www.thegeekstuff.com[..]/2012/02/hadoop-standalone-installation/ http://hadoop.apache.org[..]utorial.html#MapReduce+-+User+Interfaces

SQL interface - https://www.ibm.com[..]orks/opensource/library/os-mapreducesql/

The components and their functions in the Hadoop ecosystem - http://nosql.mypopescu.com[..]d-their-functions-in-the-hadoop?ef125c00

How to due with small files - http://www.cloudera.com/blog/2009/02/02/the-small-files-problem/

HDFS Vs KFS - http://www.nabble.com/HDFS-Vs-KFS-tt19089077.html

RealTime - http://www.nabble.com/realtime-hadoop-tt18078957.html http://www.nabble.com[..]or-the-Masses--tt17581830.html#a17581830

Difference between joining and reducing - http://markmail.org/message/2hvv2ax6h7k5svxo

Multiple artifact sets and privacy - http://markmail.org/message/kklzfkfbh7jegpmp

Scaling Hadoop to 4000 nodes at Yahoo! - http://developer.yahoo.net[..]8/09/scaling_hadoop_to_4000_nodes_a.html

Basic - http://storageconference.org/2010/Papers/MSST/Shvachko.pdf http://mycloudresearch.wordpress.com[..]s.com/2012/03/14/simple-hadoop-overview/ http://www.javacodegeeks.com[..]reduce-questions-and-answers-part-1.html http://www.javacodegeeks.com[..]reduce-questions-and-answers-part-2.html

Using R - http://www.infoq.com[..]tributed-Data-Analysis-with-Hadoop-and-R http://www.slideshare.net[..]ting-started-with-r-hadoop-chug-20120815

Links to tutorials for a lot of difference frameworks - http://blog.matthewrathbone.com[..]ck-guide-to-hadoop-map-reduce-frameworks

http://hortonworks.com/blog/windows-explorer-experience-hdfs/

http://hadoopecosystemtable.github.io/

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Fri Nov 13 16:19:54 GMT 2015 From /weblog/hack+and+faq

scala

Nice guide for sbt - http://grosdim.blogspot.hk/2013/01/quick-sbt-tutorial.html

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Wed Mar 27 06:50:14 GMT 2013 From /weblog/hack+and+faq

ldap

Active directory common fields - http://www.kouti.com/tables/userattributes.htm http://technet.microsoft.com[..]/en-us/library/aa996205(v=exchg.65).aspx

Concept of LDAP - http://kenttongmo.blogspot.com.au[..]/2013/03/basic-concepts-of-openldap.html

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Sun May 20 08:44:32 GMT 2012 From /weblog/hack+and+faq

opentsdb

http://assets.en.oreilly.com[..]Series%20Database%20Presentation%201.pdf

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Sun Mar 25 01:32:20 GMT 2012 From /weblog/hack+and+faq

spaces

Compare of Oracle Coherence and GigaSpace XAP - http://www.theserverside.com[..]03&asrc=EM_NLN_7777299&uid=703565#310060

Best developer tool in the cloud - http://blog.codecentric.de[..]/01/best-development-tools-in-the-cloud/

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Wed Oct 12 17:03:22 GMT 2011 From /weblog/hack+and+faq

putty

Use putty as library - http://marknelson.us/2011/10/11/automating-putty/

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Fri May 06 00:20:40 GMT 2011 From /weblog/hack+and+faq

TibcoRv

Collection of tutorials - http://javarevisited.blogspot.com[..]11/05/tibco-tutorials-for-beginners.html

Blog about Tibrv architecture http://narencoolgeek.blogspot.com[..]t.com/2006/01/tibco-rv-vs-tibco-ems.html

Compare RV and EMS - http://eai.ittoolbox.com[..]when-to-chose-between-rv-and-ems-3206005

FAQ - http://arun-tibco.blogspot.com/2010/09/tibco-rv-faqs.html http://javarevisited.blogspot.com[..]tibco-rv-interview-question-as-part.html

http://javarevisited.blogspot.com[..]/01/tibco-tutorial-tibrv-errors-and.html

checking connection problem - http://javarevisited.blogspot.com[..]ix-protocol-tutorial-fix-session-is.html

Difference of rvrd and rvd, rvrd can route outside local network - http://eai.ittoolbox.com[..]al-functional/tibco-l/rvd-vs-rvrd-124808 http://javarevisited.blogspot.com[..]o-tutorial-rvd-rendezeous-daemon-vs.html

About RV dataloss scenerio - http://javarevisited.blogspot.com[..]taloss-advisory-in-tibco-rendezvous.html

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Sat Jan 15 02:10:13 GMT 2011 From /weblog/hack+and+faq

kinect

Coding in Kinect - http://www.switchonthecode.com[..]om/tutorials/kinect-tutorial-hacking-101

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Thu Mar 11 06:21:23 GMT 2010 From /weblog/hack+and+faq

as400

java toolbox FAQ - http://www-03.ibm.com/systems/i/software/toolbox/faq.html

bible of AS400 - http://www.redbooks.ibm.com[..]4r5/ic2924/index.htm?info/rzahgictoc.htm
CRTLIB - create library
CRTSRCPF - Create Source Physical File
WRKMBRPDM - work with members using PDM
STRACMS - SCM ( aldon lifecycle manager for iseries )
QSQLSRC - Source File for create table
WRKSPLF - check Job status
STRJRNPF - start Journal a change of a file to another - http://publib.boulder.ibm.com[..]r2/ic2928/index.htm?info/cl/strjrnpf.htm
DSPFFD, UFFD - check table schema, Display File Field Description (DSPFFD)
WRKOBJ - find object under a library, e.g. : wrkobj qgpl/rst* *file
CHGCURDIR - ction or command e.g. : CHGCURDIR dir('$DEVKW3')
DSPFD - show journal status of the file
SBMBENJOB - submit ben job
DSPSYSVAL SYSVAL(QTIME)
WRKJOB Q_JREIS
STRISDB - start debugger, e.g. : CALL PGM(*LIBL/CLRS_LST) PARM( '/HOME/ISCY1/' 'RSTLSTTAK' '1.6')
edtlibl - edit library list

common library for code - $PRDSRCBEN/QCSRC $PRDSRCBEN/H $PRDSRCBEN/QCBLLESRC $PRDSRCBEN/QCBLSRC $PRDSRCBEN/QDDSSRC
common library for sql - $PRDOBJBEN , $REFDTAREP
common library for script - $PRDSRCBEN/QTXTSRC

$PRDSRCBEN/QCSRC
COSOMSVAL

F23=more options (shift + F11 = F23)
F24=More keys
F4 = drop down kind of prompt

6:57:06 PM: Carfield W Yim/: hi... just get distracted by a call... now I created a member.... then I edit it and put the create table scripts there. However, it only allow me to put 18 lines, is that normal?
6:57:52 PM: Srikanth X Krishnaswamy/: type in the letter 'I' followed by 10 in the first column- inserts 10 lines
7:15:26 PM: Srikanth X Krishnaswamy/: Nope; I10 on the line that says 0018.00; start from the first 0

Global search

3:44:08 PM: Srikanth X Krishnaswamy/: wrkmbrpdm
3:44:29 PM: Srikanth X Krishnaswamy/: use the right source ($vvv/bbb) for example
3:44:57 PM: Srikanth X Krishnaswamy/: Option 25, hit F13 to replicate this option on all source members
3:47:36 PM: Carfield W Yim/: and how to run F13?
3:50:56 PM: Srikanth X Krishnaswamy/: shirt+F1

5:42:01 PM: Srikanth X Krishnaswamy/: Connection > Configure > 27x132 columns

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Tue Mar 09 01:47:59 GMT 2010 From /weblog/hack+and+faq

visual studio

Type >of followed by a space, then begin the name of the file you are looking for. - http://www.alteridem.net[..]uickly-findopen-a-file-in-visual-studio/

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Fri Jan 22 06:22:50 GMT 2010 From /weblog/hack+and+faq

virualbox

Use VBoxManage for all the tasks

$ /usr/bin/VBoxManage createvm --name Debian5 –register //The VM created is an XML file located in your home directory: ~/.VirtualBox/Machines/Debian5/Debian5.xml.

$ /usr/bin/VBoxManage createhd --filename Debian5.vdi --size 4000 --variant Fixed // created under ~/.VirtualBox/HardDisks/Debian.vdi 4GB (4,000MB) in size and with fixed size (non-expanding).

$ /usr/bin/VBoxManage storagectl Debian5 --name "IDE Controller" --add ide --controller PIIX4

$ /usr/bin/VBoxManage storageattach Debian5 --storagectl "IDE Controller" --port 0 --device 0 --type hdd --medium Debian5.vdi

$ /usr/bin/VBoxManage storageattach Debian5 --storagectl "IDE Controller" --port 0 --device 1 --type dvddrive --medium /ISO/debian-40r3-i386-netinst.iso

$ /usr/bin/VBoxManage modifyvm Debian5 --nic1 bridged --cableconnected1 on --bridgeadapter1 eth0

$ /usr/bin/VBoxManage startvm Debian5

http://www.linux-mag.com/id/7673

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Wed Sep 30 09:12:57 GMT 2009 From /weblog/hack+and+faq

1. MustGather: Read first for WebSphere MQ
MustGather documents aid in problem determination and save time resolving WebSphere MQ Problem Management Records (PMRs).
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg21229861

2. Important WebSphere MQ V6.0 upgrade information
The following is a list of WebSphere MQ V6.0 upgrade related technotes and publications. The WebSphere MQ Quick Beginnings and the Program Directory for z/OS® should be your primary source of information. However, there are many things to consider.
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg21261359

3. How to uninstall SupportPacs™ MA0C / MA0R / MA88 / MACS when upgrading to MQ V6.0
The WebSphere MQ V6.0 Quick Beginnings manual says that it is necessary to remove four SupportPacs: MA0C, MA0R, MA88, and MACS. How can I tell if these are installed on my machine, and If they are, how do I remove them?
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg21293352

4. How to write trace files to a user specified path for MQ V6.0 on Windows
You want to specify the drive and directory where the trace files on a Windows server running WebSphere MQ 6.0 will be written.
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg21284664

5. WebSphere MQ Family - Performance Reports
Performance reports for the WebSphere MQ family.
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg27007150

6. Message persistence FAQs
Frequently asked questions regarding WebSphere MQ handling of persistent and nonpersistent messages.
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg21231054

7. MQ documentation by component
Search all available documentation by WebSphere MQ components.
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg21284995

8. New and enhanced SupportPacs
WebSphere MQ Family SupportPacs provide you with a wide range of downloads (code) and documentation that complements the WebSphere MQ family of products. The majority of SupportPacs are available at no charge to users.
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg27007205

a. MO03: WebSphere MQ Queue Load / Unload Utility
This SupportPac provides a simple command line application for loading and unloading messages off queues.
http://www.ibm.com[..]s?acss=wmq032008&rs=171&uid=swg24016142_

b. MA0Y: IBM WebSphere MQ Bridge for HTTP
This SupportPac enables WebSphere MQ to be accessed using any HTTP client.
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg24016142

c. MO74: WebSphere MQ - Windows PowerShell Library
This SupportPac contains a library which adds WebSphere MQ administration capabilities to Windows PowerShell.
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg24017698

d. MQC6: WebSphere MQ V6.0 Clients
This SupportPac contains all the IBM WebSphere MQ V6.0 client components.
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg24009961

e. MA94: WebSphere MQ HTTP Native Listener
The WebSphere MQ HTTP Native listener enables WebSphere MQ to be accessed using any HTTP client.
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg24017593

f. MS6B: WebSphere MQ Connection Management Utility
This SupportPac provides a korn shell script to list and/or kill all connections to a queue manager by queue, channel, or IP address.
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg24017810

9. IBM strives to provide you with the best possible experience in finding, purchasing, installing, using and servicing our middleware products.
Your input is vital to the effort to serve you. Please take the time to complete the consumability survey at the following link. Your input does make a difference.
The survey is at http://www.ibm.com/software/ucd/consumability/?acss=wmq032008
Please use the invitation code YESICARE.

Planned maintenance

1. Recommended fixes for WebSphere MQ
This provides links to the latest available maintenance for the WebSphere MQ family products.
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg27006037

2. Fixes by version for WebSphere MQ
Fixes by version for WebSphere MQ summarizes the maintenance organized by Version, Release and Modification (VRM) and operating system.
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg21254675

3. Detailed system requirements
Identifies the supported software options by operating system for the WebSphere MQ products.
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg27006467

http://www.ibm.com[..]rs=171&uid=swg24014128&acss=wmq032007_4. Review the list of HIPER and PE APARs for WebSphere MQ for z/OS
Highly pervasive (HIPER) or programming error (PE) APAR lists for WebSphere MQ for z/OS V6.0.
http://www.ibm.com[..]?acss=wmq032008&rs=171&uid=swg21201670#1

5. Fix Pack 6.0.2.3 for WebSphere MQ V6.0 is available
Fix Pack 6.0.2.3 for WebSphere MQ V6.0 is now available.
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg21294625

Education

1. WebSphere MQ Library
The WebSphere MQ library contains links to the Information Center, product manuals, and other helpful learning material.
http://www.ibm.com[..]/integration/wmq/library/?acss=wmq032008

2. WebSphere MQ Training and Certification
This Web site provides a comprehensive list of the formal education offerings for the WebSphere brand products.
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg21211519

3. WebSphere MQ certification prep series
This series of five tutorials can help you get ready for the IBM certification tests.
http://www.ibm.com[..]escert/wes-cert996.html?ca=dnb-wmq032008

4. Enabling SCA-MQ integration via MQ bindings
The MQ Bindings feature in WebSphere Integration Developer V6.0.2, simplifies interoperability between SCA and MQ applications, and makes it easier to read and write native MQ messages to and from SCA applications.
http://www.ibm.com[..]des/0802_fernandes.html?ca=dnb-wmq032008

5. Cataloging WebSphere MQ Applications in WSDL for Reuse in SOA
This Redpaper discusses the WebSphere MQ Service Definition Specification and the WebSphere MQ IRI Specification.
http://www.redbooks.ibm.com[..]tracts/REDP4350.html?Open&acss=wmq032008

6. Performing health checks for WebSphere Message Broker and WebSphere MQ
This article shows you how to how to perform a health check on WebSphere Message Broker and WebSphere MQ, including log check, message queue check, flow check, and database check.
http://www.ibm.com[..]/0801_cui/0801_cui.html?ca=dnb-wmq032008

7. Configuring and tuning WebSphere MQ for performance on Windows and UNIX®
This article shows you how to optimize message processing performance for a WebSphere MQ queue manager running on Windows, UNIX, or Linux®.
http://www.ibm.com[..]712_dunn/0712_dunn.html?ca=dnb-wmq032008

8. Technical Exchange Webcasts
Take full advantage of your product. Join us as technical experts share their knowledge and then answer your questions. Visit this site often to see upcoming topics and to review previously recorded webcasts.
http://www.ibm.com[..]re/support/supp_tech.html?acss=wmq032008

a. Webcast replay: Migration to WebSphere MQ V6 on Distributed Platforms
Listen to the replay of the technical exchange titled Migration to WebSphere MQ v6 on Distributed Platforms. Greg Bowman, Jack White and Kenneth Langhorne, subject matter experts, discuss procedures, considerations and guidelines for migrating to WebSphere MQ version 6 on the distributed platforms (AIX®, HP-UX, iSeries®, Linux, Solaris and Windows).
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg27010232

b. Webcast replay: Problem Determination of some common WMQ scenarios on z/OS
Listen to the replay of the technical exchange titled Problem Determination of some common WebSphere MQ scenarios on z/OS. Beverly Kingsley, a subject matter expert, discusses a variety of performance issues; some typical channel problems; methods for diagnosing SSL issues, and the types of documentation you need to escalate the problem to Level 2.
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg27010914

General self-help resources

Here are some other ways that you can access IBM WebSphere MQ self-help support information on the Web:

1. Support Page
Primary support resources for WebSphere MQ.
http://www.ibm.com[..]/integration/wmq/support/?acss=wmq032008

2. IBM Software Support Online Resources
Find out how online software support tools and resources can save you time, keep you informed, provide training, and help streamline your support experience! For example, learn how to use the Electronic Service Request (ESR) tool to manage PMRs online.
http://www.ibm.com[..]ebsphere/support/d2w.html?acss=wmq032008

3. IBM Support Assistant (ISA) V3
Download the IBM Support Assistant (ISA) Version 3, a free cross-product client application that increases your capacity for self-help.
http://www.ibm.com/software/support/isa/?acss=wmq032008

4. IBM Software Support Toolbar
This a stand-alone application that allows you to easily search IBM.com for all types of software support content plus organizes the major areas of not only Software support, but the individual brand support sites into a concise application.
http://www.ibm.com/software/support/toolbar/?acss=wmq032008

5. IBM Software Support RSS Product feeds
These RSS feeds allow you to stay up-to-date with the latest content created for specific IBM Software products.
http://www-306.ibm.com[..]?rss=s171&ca=rsswebsphere&acss=wmq032008

6. IBM Software Support Lifecycle page
The IBM Software Support Lifecycle policy specifies the length of time support will be available for IBM software.
http://www.ibm.com/software/support/lifecycle/?acss=wmq032008

7. Take the guesswork out of finding support assistance
Information about free tools and resources to assist in problem management.
http://www.ibm.com[..]ss?acss=wmq032008&rs=171&uid=swg21260329

1. How To Uninstall WebSphere MQ:
http://publib.boulder.ibm.com[..]opic=/com.ibm.mq.amqtac.doc/wq11290_.htm

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