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Can I start the iPhone simulator without “Build and Run”?
...u double-click it (or use the open terminal command), it will run. Incidentally, it's called "iOS Simulator.app" with newer iPhone SDKs.
– Seth
Mar 27 '12 at 22:58
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How to configure git bash command line completion?
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On Linux
on most distributions, git completion script is installed into /etc/bash_completion.d/ (or /usr/share/bash-completion/completions/git) when you install git, no need to go to github. You just need to use it - add this line to your .bashrc:
source /etc/bash_completion.d/git
# o...
How to wait until an element exists?
...atch the DOM. It's only supported in newer browsers though, so you should fall back onto DOMNodeInserted when MutationObserver isn't available.
let observer = new MutationObserver((mutations) => {
mutations.forEach((mutation) => {
if (!mutation.addedNodes) return
for (let i = 0; i &...
Redirecting to previous page after authentication in node.js using passport.js
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hm.. its not quite I'm looking for. I call ensureAuthenticated to figure out if a user is already authed or not, if not it is redirected to /login. From this view I need a way to get back to /account. Calling req.path within /login gives me simple /login back. Usi...
jQuery: How to capture the TAB keypress within a Textbox
I want to capture the TAB keypress, cancel the default action and call my own javascript function.
9 Answers
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How do I set the size of an HTML text box?
...Here is your CSS with specified padding, so the text box looks the same in all browsers:
.resizedTextbox {width: 100px; height: 20px; padding: 1px}
I added 1 pixel padding because some browsers tend to make the text box look too crammed if the padding is 0px. Depending on your design, you may wan...
Creating an Android trial application that expires after a fixed time period
...e if the trial period has ended. This is easy to circumvent because uninstalling and reinstalling will allow the user to have another trial period.
The second approach is harder to circumvent, but still circumventable. Use a hard coded time bomb. Basically with this approach you will be hard cod...
Android: How to handle right to left swipe gestures
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but "onDown" is never called. as a consequence, my e1 is always null and I can do nothing about it.
– mangusta
May 30 '14 at 7:04
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Can you connect to Amazon ElastiСache Redis outside of Amazon?
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...an Amazon ElastiCache Cluster, inside or outside a VPC, is never
allowed to be accessed from the Internet.
From here: http://aws.amazon.com/elasticache/faqs/#Can_I_access_Amazon_ElastiCache_from_outside_AWS
EDIT 2018: This answer above was accurate when written, however it is now possi...
JavaScript check if variable exists (is defined/initialized)
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You want the typeof operator. Specifically:
if (typeof variable !== 'undefined') {
// the variable is defined
}
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