大约有 47,000 项符合查询结果（耗时：0.0681秒） [XML]
How do I run a shell script without using “sh” or “bash” commands?
...le:
#!/bin/bash
And make your file executable (chmod +x script.sh).
Finally, modify your path to add the directory where your script is located:
export PATH=$PATH:/appropriate/directory
(typically, you want $HOME/bin for storing your own scripts)
...
OR is not supported with CASE Statement in SQL Server
...
This really stinks- t-sql can't handle an "or" in a case statement. Come on Microsoft time to grow up from the toy database status.
– Rich Bianco
Jan 11 '18 at 17:46
...
Sublime Text 3 how to change the font size of the file sidebar?
...he Package "Theme-Default", the font size of the editor does not change at all. Is there anything different in sublime text3？
...
How do I add a class to a given element?
...rary is a good idea is not 'pushing a framework down [his] throat'. That's all.
– rfunduk
Feb 4 '09 at 19:59
|
show 10 more comments
...
R command for setting working directory to source file location in Rstudio
... you should see the current working directory. To the right of that is a small arrow. Click that to show the current working directory in the file browser.
– Richie Cotton
Feb 20 at 15:40
...
What are the differences between ipython and bpython?
...g.
Run functions in the background in a separate task with %bg.
A whole parallel programming environment (not really a feature you expect from an interactive Python shell, but IPython offers it).
This list could be nearly arbitrarily continued. And of course there will be lots of features in bpyt...
Git is ignoring files that aren't in gitignore
...se --show-toplevel)"/.git/info/exclude
Alternatively use git add -f which allows adding otherwise ignored files.
See: man gitignore, man git-check-ignore for more details.
Syntax
git check-ignore [options] pathname…
git check-ignore [options] --stdin
...
From ND to 1D arrays
...tten() is way slower, as it needs to make a copy.
– BallpointBen
Aug 29 '18 at 22:52
add a comment
|
...
How to calculate the angle between a line and the horizontal axis?
...2(deltaY, deltaX) * 180 / PI
EDIT (Feb. 22, 2017): In general, however, calling atan2(deltaY,deltaX) just to get the proper angle for cos and sin may be inelegant. In those cases, you can often do the following instead:
Treat (deltaX, deltaY) as a vector.
Normalize that vector to a unit vector. ...
Django - Difference between import django.conf.settings and import settings
...
Also note that all settings names should be upper-case. That is, if your have a var my_var in your settings then this will fail: from django.conf import settings... settings.my_var. But if you name it MY_VAR it will succeed!
...