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How can I shuffle the lines of a text file on the Unix command line or in a shell script?

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How to get Linux console window width in Python

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Check if SQL Connection is Open or Closed

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Multiple Updates in MySQL

...example: INSERT INTO table (id,Col1,Col2) VALUES (1,1,1),(2,2,3),(3,9,3),(4,10,12) ON DUPLICATE KEY UPDATE Col1=VALUES(Col1),Col2=VALUES(Col2); share | improve this answer | ...
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How Does Modulus Divison Work

... answered Apr 18 '10 at 22:45 LeoLeo 34.4k77 gold badges7070 silver badges9595 bronze badges ...
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Async/await vs BackgroundWorker

In the past few days I have tested the new features of .net 4.5 and c# 5. 4 Answers 4 ...
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How to wait in a batch script? [duplicate]

...The -n 1 part tells ping that it should only tries once (normally it'd try 4 times). The > nul part is appended so the ping command doesn't output anything to screen. You can easily make a sleep command yourself by creating a sleep.bat somewhere in your PATH and use the above technique: rem SL...
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Best practice to return errors in ASP.NET Web API

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What is the use of “ref” for reference-type variables in C#?

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Simple (non-secure) hash function for JavaScript? [duplicate]

... 142 I didn't verify this myself, but you can look at this JavaScript implementation of Java's Strin...