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Easiest way to convert int to string in C++
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C++11 introduces std::stoi (and variants for each numeric type) and std::to_string, the counterparts of the C atoi and itoa but expressed in term of std::string.
#include <string>
std::string s = std::to_string(42);
is therefore the shortest ...
Variable declared in for-loop is local variable?
...laration
(Section 8.5.1) is the block in which the declaration occurs.
and
The scope of a local variable declared in a for-initializer of a for
statement (Section 8.8.3) is the for-initializer, the for-condition,
the for-iterator, and the contained statement of the for statement.
And a...
How do I insert NULL values using PDO?
I'm using this code and I'm beyond frustration:
9 Answers
9
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Match two strings in one line with grep
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@AlexanderN indeed I cant make it work with multiline, thats so weird it was accepted..
– Aquarius Power
Oct 24 '13 at 3:23
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Can I specify multiple users for myself in .gitconfig?
... You can manually edit those config files with git config --edit and git config --global --edit. And in case you missed Abizern’s comment, a repository’s config file is at <repo-root>/.git/config.
– Rory O'Kane
Apr 25 '12 at 20:01
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Return multiple columns from pandas apply()
I have a pandas DataFrame, df_test . It contains a column 'size' which represents size in bytes. I've calculated KB, MB, and GB using the following code:
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Xcode 6 how to enable storyboard zoom?
I've updated to Xcode 6 beta 3 and see that the [+ = -] buttons in the storyboard corner are gone. Is there a way for me to zoom in and out on view controllers within a storyboard in Xcode 6?
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How can I start an interactive console for Perl?
How can I start an interactive console for Perl, similar to the irb command for Ruby or python for Python?
23 Answers
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Disable scrolling in webview?
Until now I have been an iPhone developer only and now I have decided to give Android a whirl. Something I haven't been able to figure out on Android is how to programmatically prevent scrolling in a WebView ?
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Find a pair of elements from an array whose sum equals a given number
Given array of n integers and given a number X, find all the unique pairs of elements (a,b), whose summation is equal to X.
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