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My pull request has been merged, what to do next?
...ch (actually, it is now deleted for you) on your fork (and in your local cloned repo: see "Delete a Git branch both locally and remotely")
git pull upstream master (if master was the branch in which your fix has been integrated: the merge will be a fast-forward one): no rebase needed at this point.
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Difference between map, applymap and apply methods in Pandas
...lue depends on the function.
Fourth major difference (the most important one): USE CASE
map is meant for mapping values from one domain to another, so is optimised for performance (e.g., df['A'].map({1:'a', 2:'b', 3:'c'}))
applymap is good for elementwise transformations across multiple rows/col...
How to iterate over values of an Enum having flags?
...have to use Enum.GetValues to iterate over the entire enum and check which ones are set?
16 Answers
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Time complexity of Euclid's Algorithm
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One trick for analyzing the time complexity of Euclid's algorithm is to follow what happens over two iterations:
a', b' := a % b, b % (a % b)
Now a and b will both decrease, instead of only one, which makes the analysis ea...
Setting variable to NULL after free
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I personally think that in any none-trivial codebase getting an error for dereferencing null is as vague as getting an error for dereferencing an address you don't own. I personally never bother.
– wilhelmtell
Dec 8 '1...
Looking for ALT+LeftArrowKey solution in zsh
...e the codes your shortcut send.
(Press Ctrl+C to kill the cat when you're done.)
For me, (ubuntu, konsole, xterm) pressing Alt+← sends ^[[1;3D, so i would put in my .zshrc
bindkey "^[[1;3C" forward-word
bindkey "^[[1;3D" backward-word
(Actually I prefer to use Ctrl + arrow to move word by word,...
'Incomplete final line' warning when trying to read a .csv file into R
... case the warning was thrown by the function readTableHeader, because that one doesn't read the final line. Hence your problem is not the same as that of the OP.
– Joris Meys
May 1 at 11:31
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How do I invert BooleanToVisibilityConverter?
...ility property of a control to a Boolean . This works fine, but I'd like one of the controls to hide if the boolean is true , and show if it's false .
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How to make inline functions in C#
...e2 = (l, r) => 1;
Comparison<string> compare3 = compare1; // this one only works from C# 4.0 onwards
These can be invoked directly as if they were regular methods:
int x = add(23, 17); // x == 40
print(x); // outputs 40
helloWorld(x); // helloWorld has one int parameter declared: Action&...
System.BadImageFormatException: Could not load file or assembly (from installutil.exe)
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Some more detail for completeness in case it helps someone...
Note that the most common reason for this exception these days is attempting to load a 32 bit-specific (/platform:x86) DLL into a process that is 64 bit or vice versa (viz. load a 64 bit-specific (/platform:x64) DLL i...