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Single quotes vs. double quotes in C or C++
When should I use single quotes and double quotes in C or C++ programming?
12 Answers
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“Cannot evaluate expression because the code of the current method is optimized” in Visual Studio 20
I am using Visual Studio 2010 in debug mode and I have "optimize code" unchecked. I can't quick watch (or hover on) any variable in the debugger. I get this error "Cannot evaluate expression because the code of the current method is optimized".
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How to drop a list of rows from Pandas dataframe?
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Use DataFrame.drop and pass it a Series of index labels:
In [65]: df
Out[65]:
one two
one 1 4
two 2 3
three 3 2
four 4 1
In [66]: df.drop(df.index[[1,3]])
Out[66]:
one two
one 1 4
three ...
How to check if a string contains a substring in Bash
... that spaces in the needle string need to be placed between double quotes, and the * wildcards should be outside. Also note that a simple comparison operator is used (i.e. ==), not the regex operator =~.
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When should we implement Serializable interface?
...anisms are to
flatten object(s) into a
one-dimensional stream of bits, and to
turn that stream of bits back into the
original object(s).
Like the Transporter on Star Trek,
it's all about taking something
complicated and turning it into a flat
sequence of 1s and 0s, then taking
t...
Dynamic SQL - EXEC(@SQL) versus EXEC SP_EXECUTESQL(@SQL)
What are the real world pros and cons of executing a dynamic SQL command in a stored procedure in SQL Server using
5 Answer...
What's the best way to bundle static resources in a Go program? [closed]
...ncludes not only the HTML, but some JavaScript (for functionality), images and CSS (for styling). I'm planning on open-sourcing this application, so users should simply be able to run a Makefile and all the resources will go where they need to go. However, I'd also like to be able to simply distribu...
Find document with array that contains a specific value
...ke MySQL, to find that such solutions work so simply without needing JOINs and additional tables makes me wonder why I haven't started on Mongo sooner. But that's not to say either DBMS is superior over the other - it depends on your use case.
– Irvin Lim
Jun 1...
Case insensitive access for generic dictionary
...t where you try to get a value. If you think about it, "foo".GetHashCode() and "FOO".GetHashCode() are totally different so there's no reasonable way you could implement a case-insensitive get on a case-sensitive hash map.
You can, however, create a case-insensitive dictionary in the first place us...
When should Flask.g be used?
...ting DB connections are tasks which setup the environment for the request, and should not be handled inside before_request and after_request)
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