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What is the difference between HTTP status code 200 (cache) vs status code 304?
...s with code "200 (cache)" were fulfilled directly from your browser cache, meaning that the original requests for the items were returned with headers indicating that the browser could cache them (e.g. future-dated Expires or Cache-Control: max-age headers), and that at the time you triggered the ne...
Where are static variables stored in C and C++?
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By "non-0 initialized" you probably mean "initialized, but with something other than 0". Because there's no such thing as "non initialized" static data in C/C++. Everything static is zero-initialized by default.
– AnT
Jun ...
Parsing JSON from XmlHttpRequest.responseJSON
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@GrunionShaftoe Could you please explain, what do mean? I'm not suggesting to use a new library. My recommended solution fetch is standard JavaScript.
– Torben
Jan 29 at 19:46
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Determine distance from the top of a div to top of window with javascript
...ld.
Here is a demo: http://jsfiddle.net/Rxs2m/
Note that negative values mean that the element is above the top-fold.
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Get element inside element by class and ID - JavaScript
...ll, first you need to select the elements with a function like getElementById.
var targetDiv = document.getElementById("foo").getElementsByClassName("bar")[0];
getElementById only returns one node, but getElementsByClassName returns a node list. Since there is only one element with that class na...
How do I make a simple makefile for gcc on Linux?
...utility to automatically include .c and .h files in the current directory, meaning when you add new code files to your directory, you won't have to update the Makefile. However, if you want to change the name of the generated executable, libraries, or compiler flags, you can just modify the variabl...
How do I align views at the bottom of the screen?
...on that will be aligned to the end and the bottom of the screen.
<android.support.constraint.ConstraintLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_h...
What's the difference between “git reset” and “git checkout”?
...alent for git checkout would:
svn update (if you are in the same branch, meaning the same SVN URL)
svn switch (if you checkout for instance the same branch, but from another SVN repo URL)
All those three working tree modifications (svn checkout, update, switch) have only one command in git: git ...
(-2147483648> 0) returns true in C++?
...o integer type with greater range than int on your platform. This formally means that positive constant 2147483648 overflows all available signed integer types, which in turn means that the behavior of your program is undefined. (It is a bit strange that the language specification opts for undefined...
Ordering by the order of values in a SQL IN() clause
...se MySQL's FIELD() function:
SELECT name, description, ...
FROM ...
WHERE id IN([ids, any order])
ORDER BY FIELD(id, [ids in order])
FIELD() will return the index of the first parameter that is equal to the first parameter (other than the first parameter itself).
FIELD('a', 'a', 'b', 'c')
will ...