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Sending a message to nil in Objective-C
...
What it means is that the runtime doesn't produce an error when objc_msgSend is called on the nil pointer; instead it returns some (often useful) value. Messages that might have a side effect do nothing.
It's useful because most of the default values are more appropriate than an error. For e...
rsync error: failed to set times on “/foo/bar”: Operation not permitted
...d the trick, but I wish I didn't have to use it.
– d-_-b
Dec 14 '10 at 8:48
3
Thanks! It turns ou...
What's the best way to convert a number to a string in JavaScript? [closed]
...n) is good for using in a functional style, e.g. with underscore's combine _.compose(funcThatNeedsAStringParam, String).
– Rik Martins
Apr 17 '17 at 14:21
...
Emacs bulk indent for Python
...he whole region to the right.
(defun my-python-tab-command (&optional _)
"If the region is active, shift to the right; otherwise, indent current line."
(interactive)
(if (not (region-active-p))
(indent-for-tab-command)
(let ((lo (min (region-beginning) (region-end)))
(...
Change name of folder when cloning from GitHub?
...s...] <repository> [<directory>], so we see that git clone repo_url my_directory should work, as the above answer correctly shows.
– Purplejacket
Sep 26 '19 at 18:46
...
Intellij idea cannot resolve anything in maven
...l! Does anyone know why this breaks resolution?
– dmi_
Feb 11 '16 at 19:05
This worked for me to, this is the easiest ...
Replacement for “rename” in dplyr
...me() function that works just like plyr::rename().
df <- rename(df, new_name = old_name)
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How can I pass a parameter to a setTimeout() callback?
...ed here. This is copied and pasted from the excellent underscore library:
_.delay = function(func, wait) {
var args = slice.call(arguments, 2);
return setTimeout(function(){ return func.apply(null, args); }, wait);
};
You can pass as many arguments as you'd like to the function called by setT...
How to get the cuda version?
...ersion from header file,
$ cat /usr/local/cuda/include/cudnn.h | grep CUDNN_MAJOR -A 2
For Windows,
Use following to find path for cuDNN:
C:\>where cudnn*
C:\Program Files\cuDNN7\cuda\bin\cudnn64_7.dll
Then use this to dump version from header file,
type "%PROGRAMFILES%\cuDNN7\cuda\include\cudn...
How can I connect to MySQL in Python 3 on Windows?
...or
Almost completely compatible with MySQLdb, after calling pymysql.install_as_MySQLdb()
https://pypi.python.org/pypi/cymysql
fork of pymysql with optional C speedups
https://pypi.python.org/pypi/mysqlclient
Django's recommended library.
Friendly fork of the original MySQLdb, hopes to merge ...