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How to create a template function within a class? (C++)
I know it's possible to make a template function:
4 Answers
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How to use auto-layout to move other views when a view is hidden?
...w) and two labels (titleLabel and emailLabel). Depending on data available for each row, sometimes I want to have UIView and two labels displayed in my cell and sometimes only two labels. What I am trying to do is to set constraints that way if I set UIView property to hidden or I will remove it fro...
Swift: #warning equivalent
Does Swift have a #warning equivalent?
It's simply used to show a warning in Xcode's own GUI
14 Answers
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How to convert a std::string to const char* or char*?
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If you just want to pass a std::string to a function that needs const char* you can use
std::string str;
const char * c = str.c_str();
If you want to get a writable copy, like char *, you can do that with this:
std::strin...
Running SSH Agent when starting Git Bash on Windows
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In a git bash session, you can add a script to ~/.profile or ~/.bashrc (with ~ being usually set to %USERPROFILE%), in order for said session to launch automatically the ssh-agent. If the file doesn't exist, just create it.
This is what GitHub describes in "Working with SSH k...
How to grep (search) committed code in the Git history
I have deleted a file or some code in a file sometime in the past. Can I grep in the content (not in the commit messages)?
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How do I animate constraint changes?
...ting an old app with an AdBannerView and when there is no ad, it slides off screen. When there is an ad it slides on the screen. Basic stuff.
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ExecJS::RuntimeError on Windows trying to follow rubytutorial
UPDATE: Colin 's suggestion of removing the line //= require_tree . has fixed the issue.
13 Answers
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how to calculate binary search complexity
... the input required to search hence it is log(n) algorithm. Since I am not from a mathematics background I am not able to relate to it. Can somebody explain it in a little more detail? does it have to do something with the logarithmic series?
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Selecting multiple columns in a pandas dataframe
I have data in different columns but I don't know how to extract it to save it in another variable.
18 Answers
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