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Are loops really faster in reverse?
...
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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Looking for a clear definition of what a “tokenizer”, “parser” and...
...hes extra context to the tokens -- this token is a number, that token is a string literal, this other token is an equality operator.
A parser takes the stream of tokens from the lexer and turns it into an abstract syntax tree representing the (usually) program represented by the original text.
Las...
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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What is a Java ClassLoader?
...ollowing simple class:
public class HelloApp {
public static void main(String argv[]) {
System.out.println("Aloha! Hello and Bye");
}
}
If you run this class specifying the -verbose:class command-line option, so that it prints what classes are being loaded, you will get an output that...
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...
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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mysql :: insert into table, data from another table?
...ed by zerkms is the correct method. But, if someone looking to insert more extra column in the table then you can get it from the following:
INSERT INTO action_2_members (`campaign_id`, `mobile`, `email`, `vote`, `vote_date`, `current_time`)
SELECT `campaign_id`, `from_number`, 'example@domain.xyz'...
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 wrap text in a pre tag?
... answered May 23 '11 at 13:45
Richard McKechnieRichard McKechnie
1,82811 gold badge1212 silver badges1010 bronze badges
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Should commit messages be written in present or past tense? [closed]
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"Fix bug X" is 2 characters shorter than "Fixed bug X".
And 3 shorter than "Fixing bug X".
From the point of view of writing-short-commit-messages, the present tense sometimes / usually saves a few characters?
Which I actually think matters ...