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NSOperation vs Grand Central Dispatch
I'm learning about concurrent programming for iOS. So far I've read about NSOperation/NSOperationQueue and GCD . What are the reasons for using NSOperationQueue over GCD and vice versa?
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Passing parameters to a Bash function
I am trying to search how to pass parameters in a Bash function, but what comes up is always how to pass parameter from the command line.
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How to change field name in Django REST Framework
I am trying to change Model field name in DRF Serializer like alias in SQL. I have tried different methods but cannot succeed.
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Why does int i = 1024 * 1024 * 1024 * 1024 compile without error?
The limit of int is from -2147483648 to 2147483647.
5 Answers
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How can I remove the gloss on a select element in Safari on Mac?
On Macs and iOS devices, in Safari, a <select> element with a background color generates a gloss over itself. This does not seem to happen in other operating systems.
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How to pass an array into jQuery .data() attribute
Ok so I want to pass a very basic array into a jquery data attrubute server side like so:
4 Answers
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Getting and removing the first character of a string
I would like to do some 2-dimensional walks using strings of characters by assigning different values to each character. I was planning to 'pop' the first character of a string, use it, and repeat for the rest of the string.
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How do I create a constant in Python?
Is there a way to declare a constant in Python? In Java we can create constant values in this manner:
41 Answers
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Load a UIView from nib in Swift
Here is my Objective-C code which I'm using to load a nib for my customised UIView :
27 Answers
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How to subtract a day from a date?
I have a Python datetime.datetime object. What is the best way to subtract one day?
6 Answers
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