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Can I have multiple :before pseudo-elements for the same element?
...n have both a :before and an :after pseudo-element — it just cannot have more than one of each kind.)
As a result, when you have multiple :before rules matching the same element, they will all cascade and apply to a single :before pseudo-element, as with a normal element. In your example, the end...
How do I redirect in expressjs while passing some context?
...assedVariable = req.query.valid;
// Do something with variable
});
For more dynamic way you can use the url core module to generate the query string for you:
const url = require('url');
app.get('/category', function(req, res) {
res.redirect(url.format({
pathname:"/",
query...
How to delete a remote tag?
...an 'empty' reference to the remote tag name:
git push origin :tagname
Or, more expressively, use the --delete option (or -d if your git version is older than 1.8.0):
git push --delete origin tagname
Note that git has tag namespace and branch namespace so you may use the same name for a branch and ...
Is there a way to get the git root directory in one command?
...
git rev-parse --show-toplevel
If you want to replicate the Git command more directly, you can create an alias:
git config --global alias.root 'rev-parse --show-toplevel'
and now git root will function just as hg root.
Note: In a submodule this will display the root directory of the submodu...
Advantage of switch over if-else statement
...d the difficulty of generating switch case chains, that mapping may become more important. (and yes, ancient comment, but the web is forever, or at least until next tuesday)
– Yakk - Adam Nevraumont
Apr 25 '13 at 15:32
...
How to use executables from a package installed locally in node_modules?
...in their answer below, since npm 5.2.0 you can use npx [command], which is more convenient.
OLD ANSWER for versions before 5.2.0:
The problem with putting
./node_modules/.bin
into your PATH is that it only works when your current working directory is the root of your project directory structure...
Length of generator output [duplicate]
...able might be infinite and hence "you can't do it in the general case" any more than you can do len in the general case. Perhaps a more likely rationale is that people "expect" len to be O(1), which it isn't for a general iterable?
– Steve Jessop
Aug 18 '10 at ...
What is the difference between HTTP and REST?
...t. rest is a type of architecture, not a way to send messages via web. for more information: en.wikipedia.org/wiki/Representational_state_transfer
– Yuval Perelman
Jan 18 '16 at 16:06
...
How to “properly” create a custom object in JavaScript?
...otype's this.x and this.y. If the constructor function were doing anything more complicated, it would fall flat on its face.
So what we need to do is find a way to create a prototype object which contains the methods and other members we want at a class level, without calling the base class's const...
SQL join: selecting the last records in a one-to-many relationship
...
this solution works only, if there are more than 1 purchase records. ist there is 1:1 link, it does NOT work. there it has to be "WHERE (p2.id IS NULL or p1.id=p2.id)
– Bruno Jennrich
Jul 23 '17 at 19:22
...