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Rounded corner for textview in android
I have a textview and want its corner to be in round shape. I already know it can be done using android:background="@drawable/somefile" . In my case, this tag is already included so cannot use again. e.g android:background="@drawable/mydialogbox" is already there to create image in background
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Inspect element that only appear when other element is mouse overed/entered
...g over the button
Press F8 to freeze the page
Switch to the Elements panel and use the magnifying glass icon in the top left to select the tooltip
If the tooltip shows up because of CSS, here's what you can do in that case:
Step-by-step:
Open the DevTools
Select the triggering element in the d...
Rails: Using build with a has_one association in rails
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The build method signature is different for has_one and has_many associations.
class User < ActiveRecord::Base
has_one :profile
has_many :messages
end
The build syntax for has_many association:
user.messages.build
The build syntax for has_one association:
user.bu...
How to get all groups that a user is a member of?
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This just saved me from using the most convoluted and long winded method of finding this. Knew that powershell would have something like this but could not find it anywhere. +1
– Tim Alexander
Sep 11 '13 at 10:00
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How to refresh / invalidate $resource cache in AngularJS
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Keep the boolean and get the $http cache:
var $httpDefaultCache = $cacheFactory.get('$http');
Then you can control it like any another cache made with $cacheFactory, a usage instance provided below:
$httpDefaultCache.remove(key);
// Where...
Copy / Put text on the clipboard with FireFox, Safari and Chrome
...dData object to access the clipboard. How can I do that in FireFox, Safari and/or Chrome?
19 Answers
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How to disable HTML button using JavaScript?
...attributes are defined as boolean, which means you can specify their value and leave everything else out. i.e. Instead of disabled="disabled", you include only the bold part. In HTML 4, you should include only the bold part as the full version is marked as a feature with limited support (although th...
jquery disable form submit on enter
...ou should use function(e) {e.preventDefault();} as return values in event handlers are deprecated: stackoverflow.com/a/20045473/601386
– flu
Jun 4 '15 at 15:39
6
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Run an Application in GDB Until an Exception Occurs
I'm working on a multithreaded application, and I want to debug it using GDB.
4 Answers
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How can I hash a password in Java?
... good algorithm to use for password hashing.
byte[] salt = new byte[16];
random.nextBytes(salt);
KeySpec spec = new PBEKeySpec("password".toCharArray(), salt, 65536, 128);
SecretKeyFactory f = SecretKeyFactory.getInstance("PBKDF2WithHmacSHA1");
byte[] hash = f.generateSecret(spec).getEncoded();
Bas...