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For..In loops in JavaScript - key value pairs
...
for (var k in target){
if (target.hasOwnProperty(k)) {
alert("Key is " + k + ", value is " + target[k]);
}
}
hasOwnProperty is used to check if your target really has that property, rather than having inherited it from its prototype. A bit simpler would be:
for (var k in t...
What are the pros and cons of git-flow vs github-flow? [closed]
...nce to mess things up. Also as mentioned above, someone developed a set of scripts to make the use of git-flow more easy, so you don't have to remember all the commands, it will assist you with the commands, but remembering the actual flow is your job, I've came across more than once when a develope...
Rails 3.1: Engine vs. Mountable App
...ets/stylesheets/my_mountable_engine/application.css
create app/assets/javascripts/my_mountable_engine/application.js
create config/routes.rb create lib/my_mountable_engine.rb
create lib/tasks/my_mountable_engine.rake
create lib/my_mountable_engine/version.rb
create lib/my_mountable_engine/engi...
change cursor to finger pointer
...nquirer's link. consider the following html:
<a id=test_link onclick="alert('kinda neat);">Click ME!</a>
When a user mouse's over this link, the pointer will not change to a hand...instead, the pointer will behave like it's hovering over normal text. One might not want this...and so...
What are bitwise operators?
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These are the bitwise operators, all supported in JavaScript:
op1 & op2 -- The AND operator compares two bits and generates a result of 1 if both bits are 1; otherwise, it returns 0.
op1 | op2 -- The OR operator compares two bits and generates a result of 1 if the bits are...
What is the difference between Bower and npm?
...f repo
npm is much, much larger than bower, including general purpose JavaScript (like country-data for country information or sorts for sorting functions that is usable on the front end or the back end).
Bower has a much smaller amount of packages.
Handling of styles etc
Bower includes styles e...
How should I call 3 functions in order to execute them one after the other?
...e this is equivalent to the following:
window.setTimeout(function() {
alert("!");
// set another timeout once the first completes
window.setTimeout(function() {
alert("!!");
}, 1000);
}, 3000); // longer, but first
Here's a general asynchronous looping function. It will ca...
Ruby: require vs require_relative - best practice to workaround running in both Ruby =1.
... @ethicalhack3r just copy and paste that code at the top of your ruby script or if in rails, throw it in at the top environment.rb or something.
– Travis Reeder
Oct 16 '12 at 22:31
...
MYSQL OR vs IN performance
...give their "opinion"': Providing performance figures without including the scripts, tables and indexes used to obtain those figures makes them unverifiable. As such, the figures are as good as an "opinion".
– Disillusioned
Dec 17 '16 at 10:48
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How can I copy the output of a command directly into my clipboard?
...t as well submit the answer."
cb
A leak-proof tee to the clipboard
This script is modeled after tee (see man tee).
It's like your normal copy and paste commands, but unified and able to sense when you want it to be chainable
Examples
Copy
$ date | cb
# clipboard contains: Tue Jan 24 23:00:00 ...