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Are loops really faster in reverse?
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i-- is as fast as i++
This code below is as fast as yours, but uses an extra variable:
var up = Things.length;
for (var i = 0; i < up; i++) {
Things[i]
};
The recommendation is to NOT evaluate the size of the array each time. For big arrays one can see the performance degradation.
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What is the $? (dollar question mark) variable in shell scripting? [duplicate]
...able hold? I can't Google search the answer because they block punctuation characters.
9 Answers
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Passing Parameters JavaFX FXML
...age;
public class Main extends Application {
public static void main(String[] args) {
launch(args);
}
@Override
public void start(Stage primaryStage) {
// Create the first controller, which loads Layout1.fxml within its own constructor
Controller1 controll...
How do I push amended commit to the remote Git repository?
... .git/config branch section).
And after
git push
Maybe you will get an extra commit with the subject telling about a "Trivial merge".
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How to set java_home on Windows 7?
... @Aboozar Rajabi, You need " " if ... path contain a space char.
– Stéphane GRILLON
Aug 22 '16 at 8:18
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How to remove/ignore :hover css style on touch devices
...rently.
There are two main options that occur to me immediately: (1) user-string checking, or (2) maintaining separate mobile pages using a different URL and having users choose what's better for them.
If you're able to use an internet duct-tape language such as PHP or Ruby, you can check the use...
Creating C macro with ## and __LINE__ (token concatenation with positioning macro)
...the token-pasting operator ## are applied to it. So, you have to use some extra layers of indirection, you can use the token-pasting operator with a recursively expanded argument:
#define TOKENPASTE(x, y) x ## y
#define TOKENPASTE2(x, y) TOKENPASTE(x, y)
#define UNIQUE static void TOKENPASTE2(Uniq...
count (non-blank) lines-of-code in bash
...^\s*$', which is the beginning of a line, followed by 0 or more whitespace characters, followed by the end of a line (ie. no content other then whitespace), and display a count of matching lines (-c) instead of the matching lines themselves.
An advantage of this method over methods that involve pip...
Git merge without auto commit
...t the ideal situation: fast-forwards are a Good Thing, and not having this extra "merge commit" Makes Sense. This is good default behavior and shouldn't be disabled. (In proper parlance, a fast-forward is a type of merge, but it isn't a "true merge".)
– michael
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Best way to track onchange as-you-type in input type=“text”?
...n. If a user holds down a key, the event will only fire once for the first character. onkeypress fires whenever a char is added to the text field.
– fent
Mar 12 '12 at 17:22
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