大约有 32,000 项符合查询结果（耗时：0.0332秒） [XML]
Django: How to completely uninstall a Django app?
...y_app_name gets you get the SQL statements that should be executed to get rid of all traces of the app in your DB. You still need to copy and paste (or pipe) those statements into your SQL client. For Django 1.7 and up, use ./manage.py migrate my_app_name zero (see the migrate docs), which runs the ...
Prevent screen rotation on Android
... When I opened the app, the screen rotated to portrait and caused a second call to asynctask.
– user522559
Aug 2 '11 at 14:04
2
...
Rename all files in directory from $filename_h to $filename_half?
...
Just use bash, no need to call external commands.
for file in *_h.png
do
mv "$file" "${file/_h.png/_half.png}"
done
Do not add #!/bin/sh
For those that need that one-liner:
for file in *.png; do mv "$file" "${file/_h.png/_half.png}"; done
...
Why does JQuery have dollar signs everywhere?
...n() {
alert('a function');
}
window.Myf = yourFunction;
Now you can call yourFunction like:
Myf(); // definitely a short syntax
share
|
improve this answer
|
follow
...
AngularJS - Access to child scope
...pe.$$childHead; cs; cs = cs.$$nextSibling) {
// cs is child scope
}
Fiddle
share
|
improve this answer
|
follow
|
...
Maximum execution time in phpMyadmin
... = 6000; seems to have zero effect on my installation. I'd rather set it locally than in php.ini which applies to the whole server, but maybe that's the only option.
– Simon East
Jun 16 '17 at 1:15
...
Get current URL with jQuery?
...
If someone needs only hash tag than can call window.location.href
– Amit Patel
Feb 21 '11 at 6:47
...
Find indices of elements equal to zero in a NumPy array
... As of numpy 1.16, the documentation for numpy.where specifically recommends using numpy.nonzero directly rather than calling where with only one argument.
– jirassimok
Jul 18 '19 at 21:54
...
Can a C# lambda expression have more than one statement?
...r(int x, int y) { int z = 8; return x + y + z + 1; };
although these are called local functions I think this looks a bit cleaner than the following and is effectively the same
Func<int, int, int> a = (x, y) => x + y + 1;
Func<int, int, int> b = (x, y) => { int z = 8; return x ...
python: Change the scripts working directory to the script's own directory
...Do not mingle code and data.
Data is precious. Code comes and goes.
Provide the working directory as a command-line argument value. You can provide a default as an environment variable. Don't deduce it (or guess at it)
Make it a required argument value and do this.
import sys
import os
workin...