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Cannot change column used in a foreign key constraint
...//dev.mysql.com/doc/refman/5.5/en/lock-tables.html
EDIT 2: OP asked for a more detailed explanation of the line "The type and definition of foreign key field and reference must be equal. This means your foreign key disallows changing the type of your field."
From MySQL 5.5 Reference Manual: FOREIG...
Multiple GitHub Accounts & SSH Config
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Where to place $PATH variable assertions in zsh?
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Thanks for your more than thorough answer simont. Strange that you say .bashrc and .bash_profile are not read by zsh as I presently have my rvm addition to $PATH in .bashrc, and my python addition in .bash_profile, and both are being added j...
Difference between RegisterStartupScript and RegisterClientScriptBlock?
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Can you explain a little more about the inline functions.
– Xaisoft
Mar 20 '09 at 15:22
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How can I get System variable value in Java?
...e in Java, see below:
String javaHome = System.getenv("JAVA_HOME");
For more information on environment variables see this wikipedia page.
Also make sure the environment variable you are trying to read is properly set before invoking Java by doing a:
echo %MYENVVAR%
You should see the value o...
JSON Stringify changes time of date because of UTC
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How to remove leading zeros from alphanumeric text?
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How can I change or remove HTML5 form validation default error messages?
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Why would adding a method add an ambiguous call, if it wouldn't be involved in the ambiguity
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