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How to use “raise” keyword in Python [duplicate]
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329
It has 2 purposes.
yentup has given the first one.
It's used for raising your own errors.
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Is it good practice to use java.lang.String.intern()?
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20 Answers
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How to check if a stored procedure exists before creating it
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208
You can run procedural code anywhere you are able to run a query.
Just copy everything after ...
Copy existing project with a new name in Android Studio
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edited Aug 8 '14 at 10:12
corazza
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Intellij IDEA crashed, and now throws an error
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208
This answer works for both IntelliJ & AndroidStudio
If you cannot even open your project ...
C++ templates that accept only certain types
... types are invalid, and will cause linker error messages.
[Minor EDIT 6/12/2013: Using a declared-but-not-defined template will result in linker, not compiler, error messages.]
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Java “user.dir” property - what exactly does it mean?
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142
It's the directory where java was run from, where you started the JVM. Does not have to be withi...
How do I pass variables and data from PHP to JavaScript?
...type header that you send with your AJAX
* request. */
echo json_encode(42); // In the end, you need to echo the result.
// All data should be json_encode()d.
// You can json_encode() any value in PHP, arrays, strings,
//even objec...
How can I find the current OS in Python? [duplicate]
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272
I usually use sys.platform (docs) to get the platform. sys.platform will distinguish between l...
clear javascript console in Google Chrome
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Update: As of November 6, 2012, console.clear() is now available in Chrome Canary.
If you type clear() into the console it clears it.
I don't think there is a way to programmatically do it, as it could be misused. (console is cleared by some web ...