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android fragment onRestoreInstanceState
Am I missing something or do Fragment s not have a onRestoreInstanceState() method? If not, how do I go about attaining something similar?
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What's the difference between Spring Data's MongoTemplate and MongoRepository?
...eries using spring-data and mongodb. I have been starting by using the MongoRepository but struggled with complex queries to find examples or to actually understand the Syntax.
...
ruby inheritance vs mixins
... this topic in The Well-Grounded Rubyist (great book, by the way). The author does a better job of explaining than I would so I'll quote him:
No single rule or formula always results in the right design. But it’s useful to keep a
couple of considerations in mind when you’re making class-vers...
How can I extract audio from video with ffmpeg?
... audio stream it is, use ffprobe input-video.avi
– FlorianB
Dec 2 '16 at 6:45
16
If you only extr...
Assigning variables with dynamic names in Java
...pending on what you are trying to achieve, you should use an array, a List or a Map; e.g.
int n[] = new int[3];
for (int i = 0; i < 3; i++) {
n[i] = 5;
}
List<Integer> n = new ArrayList<Integer>();
for (int i = 1; i < 4; i++) {
n.add(5);
}
Map<String, Integer> n = ...
Canary release strategy vs. Blue/Green
...sting environment and are very certain that the new version will function correctly in production. Always using feature toggles is a good way to increase your confidence in a new version, since the new version functions exactly like the old until someone flips a feature toggle. Breaking your applica...
How do I check if a list is empty?
For example, if passed the following:
27 Answers
27
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Using the star sign in grep
I am trying to search for the substring "abc" in a specific file in linux/bash
10 Answers
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What is output buffering?
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Output Buffering for Web Developers, a Beginner’s Guide:
Without output buffering (the default), your HTML is sent to the browser in pieces as PHP processes through your script. With output buffering, your HTML is stored in a variable and s...
What does void mean in C, C++, and C#?
...
Basically it means "nothing" or "no type"
There are 3 basic ways that void is used:
Function argument: int myFunc(void)
-- the function takes nothing.
Function return value: void myFunc(int)
-- the function returns nothing
Generic data pointer: void*...