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sys.argv[1] meaning in script
...more tutorial level.
For every invocation of Python, sys.argv is automatically a list of strings representing the arguments (as separated by spaces) on the command-line. The name comes from the C programming convention in which argv and argc represent the command line arguments.
You'll want to lea...
Check if a folder exist in a directory and create them using C#
...er named MP_Upload , and if it does not exist, create the folder automatically?
7 Answers
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Aren't Python strings immutable? Then why does a + “ ” + b work?
...the variable a to point at a new string "Dog eats treats". You didn't actually mutate the string "Dog". Strings are immutable, variables can point at whatever they want.
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How can I enable or disable the GPS programmatically on Android?
...e power manager widget. see this xda thread for discussion.
here's some example code i use
private void turnGPSOn(){
String provider = Settings.Secure.getString(getContentResolver(), Settings.Secure.LOCATION_PROVIDERS_ALLOWED);
if(!provider.contains("gps")){ //if gps is disabled
f...
General guidelines to avoid memory leaks in C++ [closed]
... programs? How do I figure out who should free memory that has been dynamically allocated?
29 Answers
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What's the difference between a Python “property” and “attribute”?
I am generally confused about the difference between a "property" and an "attribute", and can't find a great resource to concisely detail the differences.
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How to implement onBackPressed() in Fragments?
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but you can't use variables, classes & functions from fragment's class in this code
– user25
Dec 28 '16 at 12:57
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Using smart pointers for class members
...something that only you as a designer of your program can tell; from the example you provide, it is hard for me to tell whether this is the case or not.
To help you figure it out, you may ask yourself whether there are any other objects apart from Settings that are entitled to keep the Device objec...
AngularJS: How to clear query parameters in the URL?
...to do that I need to redirect the user to a LinkedIn URL which contains a callback redirect_uri parameter which will tell LinkedIn to redirect the user back to my webapp and include a "code" query param in the URL. It's a traditional Oauth 2.0 flow.
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Convert string to Python class object?
... there's a class with that name in the currently defined namespace. Essentially, I want the implementation for a function which will produce this kind of result:
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