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How to get exit code when using Python subprocess communicate method?
How do I retrieve the exit code when using Python's subprocess module and the communicate() method?
5 Answers
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Simulate airplane mode in iPhone Simulator
... emulate the iPhone; it's just an environment for Mac apps to link against and look like an iPhone. So you need a way, at the system layer, to restrict an app from talking to the network. Unix doesn't provide that; it would almost certainly need kernel support to get it. You could do it more easily ...
How to undo the effect of “set -e” which makes bash exit immediately if any command fails?
...et -e in an interactive bash shell, bash will exit immediately if any command exits with non-zero. How can I undo this effect?
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iOS: Use a boolean in NSUserDefaults
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You can set your boolean by using:
[[NSUserDefaults standardUserDefaults] setBool:YES forKey:@"logged_in"];
[[NSUserDefaults standardUserDefaults] synchronize];
and read it by using this code:
if(![[NSUserDefaults standardUserDefaults] boolForKey:@"logged_in"]) {
[self d...
cancelling a handler.postdelayed process
I am using handler.postDelayed() to create a waiting period before the next stage of my app takes place. During the wait period I am displaying a dialog with progress bar and cancel button.
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Android JSONObject - How can I loop through a flat JSON object to get each key and value
How I can get each item's key and value without knowing the key nor value beforehand?
5 Answers
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Git diff -w ignore whitespace only at start & end of lines
...if you want a built in solution.
However, if you don't mind getting your hands dirty there's a rather old patch floating out there somewhere that adds support for "--ignore-space-at-sol".
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How can I divide two integers to get a double?
...ug 19 '15 at 19:51
Shimmy Weitzhandler
88.9k116116 gold badges372372 silver badges585585 bronze badges
answered Mar 19 '09 at 4:14
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Pass Nothing from Javascript to VBScript in IE9
...framework parameter of the function is checked for Nothing in If statement and then some actions executed.
Code that uses framework written in Javascript. So I need to pass Nothing to function to perform some actions. In IE8 and earlier versions worked next approach:
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Python call function within class
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What happens if we dont use self? and directly call distToPoint(p)?
– Marlon Abeykoon
Aug 16 '16 at 4:30
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