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How to loop through array in jQuery?
...ffers a contained-scope variable (or constant, in the above) for the entry from the array.
Disadvantages: Not supported in any version of IE.
jQuery.each:
jQuery.each(substr, function(index, item) {
// do something with `item` (or `this` is also `item` if you like)
});
(Link to docs)
Advan...
Find the division remainder of a number
...
From Python 3.7, there is a new math.remainder() function:
from math import remainder
print(remainder(26,7))
Output:
-2.0 # not 5
Note, as above, it's not the same as %.
Quoting the documentation:
math.remainder(x, y)
Ret...
How to un-commit last un-pushed git commit without losing the changes
...will be in your working directory, whereas the LAST commit will be removed from your current branch. See git reset man
In case you did push publicly (on a branch called 'master'):
git checkout -b MyCommit //save your commit in a separate branch just in case (so you don't have to dig it from refl...
Bootstrap 3: pull-right for col-lg only
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Try this LESS snippet (It's created from the examples above & the media query mixins in grid.less).
@media (min-width: @screen-sm-min) {
.pull-right-sm {
float: right;
}
}
@media (min-width: @screen-md-min) {
.pull-right-md {
float: right;
}
}
@media ...
Any difference between First Class Function and High Order Function
...d where parameters that are functions are treated specially, and different from "ordinary" value parameters).
So the presence of first-class functions (as a language feature) implies the presence of higher-order functions, but not the other way round.
...
Hide Console Window in C# Console Application
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Change the output type from Console Application to Windows Application. This can be done under Project -> Properties -> Application in Visual Studio:
share
...
Rotating a point about another point (2D)
...inate system on the screen is left-handed, i.e. the x coordinate increases from left to right and the y coordinate increases from top to bottom. The origin, O(0, 0) is at the upper left corner of the screen.
A clockwise rotation around the origin of a point with coordinates (x, y) is given by the...
How to rollback just one step using rake db:migrate
...d to answer your question about where you get a migration's version number from:
The version is the numerical prefix on the migration's filename. For
example, to migrate to version 20080906120000 run
$ rake db:migrate VERSION=20080906120000
(From Running Migrations in the Rails Guides)
...
What is a good regular expression to match a URL? [duplicate]
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These are the droids you're looking for. This is taken from validator.js which is the library you should really use to do this. But if you want to roll your own, who am I to stop you? If you want pure regex then you can just take out the length check. I think it's a good idea ...
Force overwrite of local file with what's in origin repo?
...
Full sync has few tasks:
reverting changes
removing new files
get latest from remote repository
git reset HEAD --hard
git clean -f
git pull origin master
Or else, what I prefer is that, I may create a new branch with the latest from the remote using:
git checkout origin/master -b <new branch...