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How can I delete the current line in Emacs?
...e the current line. Tried CTRL + k but it only deletes from current position.
5 Answers
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Oracle TNS names not showing when adding new connection to SQL Developer
...NS_ADMIN variable in the .profile file in your home directory.
Confirm the os is recognizing this environmental variable
From the Windows command line:
echo %TNS_ADMIN%
From linux:
echo $TNS_ADMIN
Restart SQL Developer
Now in SQL Developer right click on Connections and select New Connection.... ...
Inspect element that only appear when other element is mouse overed/entered
...ecords a portion of the screen directly in a super-optimized GIF. Windows, OS X and Linux.
– fregante
Jul 17 '14 at 7:26
2
...
How to render a PDF file in Android
...age.RENDER_MODE_FOR_DISPLAY);
// do stuff with the bitmap
// close the page
page.close();
}
// close the renderer
renderer.close();
For more information see the sample app.
For older APIs I recommend Android PdfViewer library, it is very fast and easy to use, licensed under A...
How to detect if my shell script is running through a pipe?
...
In a pure POSIX shell,
if [ -t 1 ] ; then echo terminal; else echo "not a terminal"; fi
returns "terminal", because the output is sent to your terminal, whereas
(if [ -t 1 ] ; then echo terminal; else echo "not a terminal"; fi) | c...
python setup.py uninstall
...ramework/Versions/3.7/lib/python3.7/site-packages/my_module-0.1.egg/ on macOS. It has no files, but Python will still import an empty module:
>>> import my_module
>>> my_module.__file__
None
Once deleted, Python shows:
>>> import my_module
Traceback (most recent call l...
MVC DateTime binding with incorrect date format
... Will do. That functionality is disabled for 48 hours after posting the question.
– Sam Wessel
Feb 10 '09 at 9:57
44
...
Suppress command line output
...lue of 1, which was just redirected to the null device.
This syntax is (loosely) borrowed from many Unix shells, but you do have to be careful because there are subtle differences between the shell syntax and CMD.EXE.
Update: I know the OP understands the special nature of the "file" named NUL I'm...
How do you run CMD.exe under the Local System Account?
...that the same approach does not work with Vista or Windows Server 2008 -- most probably due to added security and the /interactive switch being deprecated.
However, I came across this article which demonstrates the use of PSTools from SysInternals (which was acquired by Microsoft in July, 2006.) I...
Are parallel calls to send/recv on the same socket valid?
...
POSIX defines send/recv as atomic operations, so assuming you're talking about POSIX send/recv then yes, you can call them simultaneously from multiple threads and things will work.
This doesn't necessarily mean that they'll ...