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How to tell Eclipse Workspace?
...s seems the least painful one - no modded start up script, no menu checks, etc. Then again it should be simple to write a small plugin to tweak the window title to show the workspace folder name unless it is set in the above mentioned preference. Fortunately, my workspaces aren't that dynamic; for o...
Detect when browser receives file download
...alue to the token's value.
Client source code (JavaScript):
function getCookie( name ) {
var parts = document.cookie.split(name + "=");
if (parts.length == 2) return parts.pop().split(";").shift();
}
function expireCookie( cName ) {
document.cookie =
encodeURIComponent(cName) ...
Twitter API returns error 215, Bad Authentication Data
...
A very concise code without any other php file include of oauth etc.
Please note to obtain following keys you need to sign up with https://dev.twitter.com and create application.
<?php
$token = 'YOUR_TOKEN';
$token_secret = 'YOUR_TOKEN_SECRET';
$consumer_key = 'CONSUMER_KEY';
$consume...
How to define “type disjunction” (union types)?
...pproach, further generalization would require defining analogous Or3, Or4, etc. traits. Of course, defining such traits would be much simpler than defining the corresponding Either classes.
Update:
Mitch Blevins demonstrates a very similar approach and shows how to generalize it to more than two ...
Should Gemfile.lock be included in .gitignore?
...doesn't have to recalculate all the gem dependencies each time you deploy, etc.
From cowboycoded's comment below:
If you are working on a gem, then DO NOT check in your Gemfile.lock. If you are working on a Rails app, then DO check in your Gemfile.lock.
Here's a nice article explaining what t...
How to change the docker image installation directory?
...ou would set the value of the data-root parameter to your custom path, in /etc/docker/daemon.json
(according to https://docs.docker.com/engine/reference/commandline/dockerd/#daemon-configuration-file).
With older versions, you can change Docker's storage base directory (where container and images g...
How to take screenshot of a div with JavaScript?
...his:
var c = document.getElementById('the_canvas_element_id');
var t = c.getContext('2d');
/* then use the canvas 2D drawing functions to add text, etc. for the result */
When the user clicks "Capture", do this:
window.open('', document.getElementById('the_canvas_element_id').toDataURL());
Thi...
Concurrent HashSet in .NET Framework?
...people got it wrong). In order to be "Concurrent" operations like GetOrAdd etc should be implemented (like the dictionary) or else concurrency cannot be ensured without additional locking. But if you need additional locking outside the class then why don't you use a simple HashSet right from the sta...
Read only file system on Android
...way, I copied the file to /sdcard, then used (in my case) mv hosts /system/etc/hosts
– Lauri Elias
Aug 30 '17 at 9:48
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show 12 more comment...
How to encode a URL in Swift [duplicate]
...URL encoding of query parameters because this charset includes &, ?, / etc. which serve as delimiters in a URL query, e.g.
/?paramname=paramvalue&paramname=paramvalue
These characters are allowed in URL queries as a whole but not in parameter values.
RFC 3986 specifically talks about unr...