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How to debug Lock wait timeout exceeded on MySQL?
In my production error logs I occasionally see:
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How to install JSTL? The absolute uri: http://java.sun.com/jstl/core cannot be resolved
I don't know what I've done incorrectly, but I can't include JSTL. I have jstl-1.2.jar, but unfortunately I get exception:
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Return value in a Bash function
I am working with a bash script and I want to execute a function to print a return value:
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Replacing blank values (white space) with NaN in pandas
I want to find all values in a Pandas dataframe that contain whitespace (any arbitrary amount) and replace those values with NaNs.
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Creating a BLOB from a Base64 string in JavaScript
I have Base64-encoded binary data in a string:
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Is there a difference between “throw” and “throw ex”?
There are some posts that asks what the difference between those two are already. (why do I have to even mention this...)
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Is Ruby pass by reference or by value?
@user object adds errors to the lang_errors variable in the update_lanugages method.
when I perform a save on the @user object I lose the errors that were initially stored in the lang_errors variable.
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What is 'Pattern Matching' in functional languages?
I'm reading about functional programming and I've noticed that Pattern Matching is mentioned in many articles as one of the core features of functional languages.
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Why does this C++ snippet compile (non-void function does not return a value) [duplicate]
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How to fix .pch file missing on build?
When I build my c++ solution in Visual Studio it complains that the xxxxx.pch file is missing. Is there a setting I am missing to get the pre-compiled headers back?
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