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Friday, March 27, 2015

C# TPL some basic code

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Fast win pattern, you might query several urls for the same info, which one return first , that one will be the winner. Send in p...
Thursday, March 12, 2015

Vagrant, Proxy issue, centos local repo and ad-hoc testing

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Vagrant is a good VM automation tool for both developers and devops, here are some basic tips that I found useful Proxy    if you are ...
1 comment:
Thursday, February 19, 2015

Opencart fix, show the shipping method in orders admin page and filter by shippingmethod

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it turns that this should be a common feature for opencart admins, basically the operation team would like to see orders with priority shipp...
1 comment:
Wednesday, February 11, 2015

C# merge sorting vs insert sorting

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Quick test for a 50K random double array with random order, to soft it using the system libarry  and my own insert sorting/ merge sorting, t...
1 comment:
Friday, February 6, 2015

Jquery , Simple plugin with default options

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check this sample fiddler, http://jsfiddle.net/androidyou/dox5x8pp/ basically, we can use the $.extend to assign a default value if option...
Wednesday, January 7, 2015

DNS troubleshooting tools and tips - nslookp

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if you are on Windows, dig is not there, you can do most DNS query through nslookup. to see the DNS cache on your local server,  run “ipco...

DNS troubleshooting tools and tips - dig

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To see top level Name Servers,  dig –t ns com If we want to see what’s are the name server of Google by asking any top level com server...