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how do I check in bash whether a file was created more than x time ago?
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Non-recursive depth first search algorithm
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What is the preferred Bash shebang?
...seful for preventing malicious arguments being passed to the script on the commandline if the script's shebang is one of the others with no arguments (/bin/sh, etc).
– Kurtosis
May 3 '12 at 2:23
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Using jQuery to center a DIV on the screen
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community wiki
8 revs, 6 users 61%Tony L.
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How do you convert a JavaScript date to UTC?
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PostgreSQL LIKE query performance variations
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@nicolas: The comparison depends on many variables. Key length, data distribution, pattern length, possible index only scan ... And most importantly: Postgres version. GIN indexes have been improved substantially in pg 9.4 and 9.5. An the ...
How to measure elapsed time in Python?
...unter or process_time, depending on your requirements. Before 3.3 it was recommended to use time.clock (thanks Amber). However, it is currently deprecated:
On Unix, return the current processor time as a floating point number
expressed in seconds. The precision, and in fact the very definition...
On showing dialog i get “Can not perform this action after onSaveInstanceState”
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This is common issue.
We solved this issue by overriding show() and handling exception in DialogFragment extended class
public class CustomDialogFragment extends DialogFragment {
@Override
public void show(FragmentManager m...
Eclipse - java.lang.ClassNotFoundException
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I've come across that situation several times and, after a lot of attempts, I found the solution.
Check your project build-path and enable specific output folders for each folder. Go one by one though each source-folder of your p...
Dialog throwing "Unable to add window — token null is not for an application” with getApplication()
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Great! Just to comment on that.. you may sometimes need to store "this" globally, (for example) in order to access it within a listener's implemented method who has it's own 'this'. In that case, you'd define "Context context" globally, and...