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How to determine the screen width in terms of dp or dip at runtime in Android?
I need to code the layout of the android widgets using dip/dp (in java files). At runtime if I code,
int pixel=this.getWindowManager().getDefaultDisplay().getWidth() ;
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How can I generate a list of files with their absolute path in Linux?
...he current directory:
find "$(pwd)" -name .htaccess
or if your shell expands $PWD to the current directory:
find "$PWD" -name .htaccess
find simply prepends the path it was given to a relative path to the file from that path.
Greg Hewgill also suggested using pwd -P if you want to resolve sy...
Git undo changes in some files [duplicate]
...to the index or committed them, then you just want to use the checkout command - this will change the state of the working copy to match the repository:
git checkout A
If you added it to the index already, use reset:
git reset A
If you had committed it, then you use the revert command:
# the ...
Pretty-Print JSON in Java
I'm using json-simple and I need to pretty-print JSON data (make it more human readable).
18 Answers
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Get Current Area Name in View or Controller
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...and in MVC5 :)
– Stefan
Jan 23 '14 at 15:37
4
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Get all related Django model objects
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It doesn't show ManyToMany connections and was deprecated. In Django 1.8+ it's recommended to be replaced with _meta.get_fields(): docs.djangoproject.com/en/1.10/ref/models/meta/… (see reverse in the _get_fields() source also)
– int_ua
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How to specify more spaces for the delimiter using cut?
...here any way to specify a field delimiter for more spaces with the cut command? (like " "+) ?
For example: In the following string, I like to reach value '3744', what field delimiter I should say?
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How to remove line breaks from a file in Java?
... line breaks from a string in Java in such a way that will work on Windows and Linux (ie no OS specific problems of carriage return/line feed/new line etc.)?
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private[this] vs private
...t very rich Java background I learnt to close everything (make it private) and open (provide accessors) if necessary. Scala introduces even more strict access modifier. Should I always use it by default? Or should I use it only in some specific cases where I need to explicitly restrict changing fiel...
How to set JVM parameters for Junit Unit Tests?
...ionality for a webstart app that will only run with sufficient heap-space, and will be run internally on Win 7 64-bit machines - so redesigning the tests isn't a practical suggestion.)
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