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SQL Add foreign key to existing column

... 191 Error indicates that there is no UserID column in your Employees table. Try adding the column ...
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What is the MySQL VARCHAR max size?

...t counting BLOB and TEXT types. BLOB and TEXT columns only contribute 9 to 12 bytes toward the row size limit because their contents are stored separately from the rest of the row. Read more about Limits on Table Column Count and Row Size. Maximum size a single column can occupy, is different befo...
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Sleep Command in T-SQL?

... Look at the WAITFOR command. E.g. -- wait for 1 minute WAITFOR DELAY '00:01' -- wait for 1 second WAITFOR DELAY '00:00:01' This command allows you a high degree of precision but is only accurate within 10ms - 16ms on a typical machine as it relies on GetTickCount. So,...
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Dynamically replace the contents of a C# method?

... (isRunning) { counter++; return counter * 10; } } } Patching with Harmony annotations using SomeGame; using HarmonyLib; public class MyPatcher { // make sure DoPatching() is called at start either by // the mod loader or by your injector ...
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How to check that a string is a palindrome using regular expressions?

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What is the iPad user agent?

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How to remove all click event handlers using jQuery?

... | edited Mar 4 '14 at 15:46 David Sherret 74.1k2222 gold badges149149 silver badges154154 bronze badges ...
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Deleting rows with MySQL LEFT JOIN

... answered May 4 '10 at 6:26 Daniel VassalloDaniel Vassallo 301k6666 gold badges475475 silver badges424424 bronze badges ...
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Multiple cases in switch statement

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How do I use su to execute the rest of the bash script as that user?

... to use "sudo" command instead of "su" You may need to add this username1 ALL=(username2) NOPASSWD: /path/to/svn to your /etc/sudoers file and change your script to: sudo -u username2 -H sh -c "cd /home/$USERNAME/$PROJECT; svn update" Where username2 is the user you want to run the SVN com...