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Backup/Restore a dockerized PostgreSQL database
...or "A non-graphical CLI interface that's scriptable." so that I can use it from Robot Framework tests :)
– Wlad
Aug 18 at 0:08
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Viewing full output of PS command
...ags, you will see the full path to output in both your terminal window and from shell scripts.
darragh@darraghserver ~ $uname -a
SunOS darraghserver 5.10 Generic_142901-13 i86pc i386 i86pc
darragh@darraghserver ~ $which ps
/usr/bin/ps<br>
darragh@darraghserver ~ $/usr/ucb/ps auxww | grep ps...
How can I detect if a file is binary (non-text) in python?
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Interestingly enough, file(1) itself excludes 0x7f from consideration as well, so technically speaking you should be using bytearray([7,8,9,10,12,13,27]) + bytearray(range(0x20, 0x7f)) + bytearray(range(0x80, 0x100)) instead. See Python, file(1) - Why are the numbers [7,8,9,1...
How should I escape strings in JSON?
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Extract From Jettison:
public static String quote(String string) {
if (string == null || string.length() == 0) {
return "\"\"";
}
char c = 0;
int i;
int ...
Detect when an image fails to load in Javascript
...it(Epiphany, Safari, ...) depending on the server you are getting an image from. For example, sometimes imgur don't send an image that exists nor an 404 status and the error event is not triggered in this case.
– user3233318
Jun 4 '15 at 13:02
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Preserve line breaks in angularjs
...div>
Or a CSS class can be created for this purpose and can be used from external CSS file
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Using try vs if in python
...trol,
but it makes sense most when Exceptions are actually exceptional.
From the Python docs:
EAFP
Easier to ask for forgiveness than
permission. This common Python coding
style assumes the existence of valid
keys or attributes and catches
exceptions if the assumption proves
fa...
Command not found when using sudo
...he chmod documentation for your local system , run man chmod or info chmod from the command line. Once read and understood you should be able to understand the output of running ...
ls -l foo.sh
... which will list the READ, WRITE and EXECUTE permissions for the file owner, the group owner and ev...
How do I make a LinearLayout scrollable?
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@JoaoFilipeClementeMartins if you aren't going to benefit from the adapter functionality of the ListView, then you can simply add all the elements of your list in a LinearLayout wrapper to make it feel all streamlined in the scrollable box along with other elements.
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How do I get the current absolute URL in Ruby on Rails?
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this line came straight from the log at time of writing when using request.uri and this has already been pointed out several times in this question, but... ok, thanks
– ecoologic
Feb 1 '12 at 22:17
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