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Get the current language in device
How can we get the current language selected in the Android device?
25 Answers
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Best way to initialize (empty) array in PHP
In certain other languages (AS3 for example), it has been noted that initializing a new array is faster if done like this var foo = [] rather than var foo = new Array() for reasons of object creation and instantiation. I wonder whether there are any equivalences in PHP?
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How to create id with AUTO_INCREMENT on Oracle?
It appears that there is no concept of AUTO_INCREMENT in Oracle, up until and including version 11g.
16 Answers
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How to import multiple .csv files at once?
Suppose we have a folder containing multiple data.csv files, each containing the same number of variables but each from different times.
Is there a way in R to import them all simultaneously rather than having to import them all individually?
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How to change the Push and Pop animations in a navigation based app
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How to change the Push and Pop animations in a navigation based app...
For 2019, the "final answer!"
Preamble:
Say you are new to iOS development. Confusingly, Apple provide two transitions which can be used easily. These are: "crossfade" and "flip".
But of course, ...
How to atomically delete keys matching a pattern using Redis
In my Redis DB I have a number of prefix:<numeric_id> hashes.
23 Answers
23
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Given an array of numbers, return array of products of all other numbers (no division)
I was asked this question in a job interview, and I'd like to know how others would solve it. I'm most comfortable with Java, but solutions in other languages are welcome.
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How to search and replace text in a file?
How do I search and replace text in a file using Python 3?
15 Answers
15
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Remove warning messages in PHP
I have some PHP code. When I run it, a warning message appears.
12 Answers
12
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Why isn't `int pow(int base, int exponent)` in the standard C++ libraries?
I feel like I must just be unable to find it. Is there any reason that the C++ pow function does not implement the "power" function for anything except float s and double s?
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