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What does the Reflect object do in JavaScript?
...tp://people.mozilla.org/~jorendorff/es6-draft.html#sec-reflect-object and it sounds similar to the Proxy object apart from the realm and loader functionality.
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How to check if an option is selected?
...).is(':selected')) ...
The non jQuery (arguably best practice) way to do it would be:
$('#mySelectBox option').each(function() {
if(this.selected) ...
Although, if you are just looking for the selected value try:
$('#mySelectBox').val()
If you are looking for the selected value's text do...
Is it possible to pass a flag to Gulp to have it run tasks in different ways?
...))
.pipe(gulp.dest(options.SCSS_DEST));
});
You can also combine it with gulp-if to conditionally pipe the stream, very useful for dev vs. prod building:
var argv = require('yargs').argv,
gulpif = require('gulp-if'),
rename = require('gulp-rename'),
uglify = require('gulp-ugli...
How and/or why is merging in Git better than in SVN?
...tributed version control systems shine, is much better merging than in traditional tools like SVN.
Is this actually due to inherent differences in how the two systems work, or do specific DVCS implementations like Git/Mercurial just have cleverer merging algorithms than SVN?
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Java compile speed vs Scala compile speed
I've been programming in Scala for a while and I like it but one thing I'm annoyed by is the time it takes to compile programs. It's seems like a small thing but with Java I could make small changes to my program, click the run button in netbeans, and BOOM, it's running, and over time compiling in ...
jQuery Validate - Enable validation for hidden fields
...plugin 1.9 by default validation of hidden fields ignored . I'm using CKEditor for textarea input field and it hides the field and replace it with iframe. The field is there, but validation disabled for hidden fields. With validation plugin version 1.8.1 everything works as expected.
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What is the difference between `sorted(list)` vs `list.sort()`?
... original list, whereas sorted(list) returns a sorted copy of the list, without changing the original list.
6 Answers
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Only variables should be passed by reference
...sion = end($tmp);
The problem is, that end requires a reference, because it modifies the internal representation of the array (i.e. it makes the current element pointer point to the last element).
The result of explode('.', $file_name) cannot be turned into a reference. This is a restriction in t...
Why is iostream::eof inside a loop condition (i.e. `while (!stream.eof())`) considered wrong?
...a comment in this answer saying that using iostream::eof in a loop condition is "almost certainly wrong". I generally use something like while(cin>>n) - which I guess implicitly checks for EOF.
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Haskell composition (.) vs F#'s pipe forward operator (|>)
... is pretty common. However, in Haskell I've only ever seen function composition, (.) , being used. I understand that they are related , but is there a language reason that pipe-forward isn't used in Haskell or is it something else?
...