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File content into unix variable with newlines
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The assignment does not remove the newline characters, it's actually the echo doing this. You need simply put quotes around the string to maintain those newlines:
echo "$testvar"
This wil give the result you want. See the following transcript for a demo:
pax> cat num1.txt ; x=$(cat...
Checking out Git tag leads to “detached HEAD state”
...pt for my git project and I just started using tags. I've added a new tag called v2.0 :
2 Answers
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NSDefaultRunLoopMode vs NSRunLoopCommonModes
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A run loop is a mechanism that allows the system to wake up sleeping threads so that they may manage asynchronous events. Normally when you run a thread (with the exception of the main thread) there is an option to start the thread in a run loop or not. If...
Converting dict to OrderedDict
...on 3.7, the Python language specification has been updated to require that all Python implementations must follow this behaviour. See this other answer of mine for details and also why you'd still may want to use an OrderedDict() for certain cases.
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Sending a notification from a service in Android
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Both Activity and Service actually extend Context so you can simply use this as your Context within your Service.
NotificationManager notificationManager =
(NotificationManager) getSystemService(Service.NOTIFICATION_SERVICE);
Notification notificatio...
How to correctly require a specific commit in Composer so that it would be available for dependent p
...have something to do with Composer prefering Packagist over GitHub specifically?
– Maciej Sz
Jan 23 '14 at 19:06
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Get current batchfile directory
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System read-only variable %CD% keeps the path of the caller of the batch, not the batch file location.
You can get the name of the batch script itself as typed by the user with %0 (e.g. scripts\mybatch.bat). Parameter extensions can be applied to this so %~dp0 will return the D...
Can you grab or delete between parentheses in vi/vim?
...isual mode, then you specify that you want to go 2 levels of parens up. Finally the a) selects "a block". After that you can use d or x to delete, etc.
If you don't want to include the outer parens, you can use "inner block" instead:
v2i)
See :help object-select for the complete list of related ...
Linq to EntityFramework DateTime
...o a single Where clause, Entity Framework generates identity SQL so it's really a matter of readability.
– Justin Niessner
Nov 10 '10 at 16:24
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Android customized button; changing text color
... It beter if the color selector is located in res/color folder. And when call, use: android:textColor="@color/button_text_color"
– Justin
Oct 23 '14 at 4:55
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