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HTML input - name vs. id [duplicate]
...letter
Must not contain anything other than letters, numbers, underscores (_), dashes (-), colons (:), or periods (.)
Is case insensitive
In (X)HTML5, everything is the same except:
Name Attribute
Not valid on <form> anymore
XHTML says it must be all lowercase, but most browsers don't fol...
Inserting a tab character into text using C#
...at is NOT ALWAYS correctly aligned.
Example in VB.Net:
Private Sub Form1_Load(sender As Object, e As EventArgs) Handles MyBase.Load
TextBox1.Text = "Bernard" + vbTab + "32"
TextBox2.Text = "Luc" + vbTab + "47"
TextBox3.Text = "François-Victor" + vbTab + "12"
End Sub
will display
...
When to delete branches in Git?
...u are actively developing.
Delete old branches with
git branch -d branch_name
Delete them from the server with
git push origin --delete branch_name
or the old syntax
git push origin :branch_name
which reads as "push nothing into branch_name at origin".
That said, as long as the DAG (dire...
How to crop circular area from bitmap in Android
...createBitmap(bitmap.getWidth(),
bitmap.getHeight(), Config.ARGB_8888);
Canvas canvas = new Canvas(output);
final int color = 0xff424242;
final Paint paint = new Paint();
final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
paint.setAntiAlias(true...
How to check if a table contains an element in Lua?
...
Perhaps also function keysOfSet(set) local ret={} for k,_ in pairs(set) do ret[#ret+1]=k end return ret end
– Jesse Chisholm
Apr 27 '18 at 21:40
add a comme...
How to var_dump variables in twig templates?
...I'm using latest version of Symfony 2.5, and have the config.yml and config_dev.yml setup and debug mode turned on when loading the kernel for the dev environment. I've tried the other manual methods mentioned by Morland below. Either way, I also get a blank page when dump is used. And no dump.
...
How to validate an email address in JavaScript
...s these email addresses: %2@gmail.com, "%2"@gmail.com, "a..b"@gmail.com, "a_b"@gmail.com, _@gmail.com, 1@gmail.com , 1_example@something.gmail.com are all valid, but Gmail will never allow any of these email addresses. You should do this by accepting the email address and sending an email message to...
Generating random numbers in Objective-C
...
You should use the arc4random_uniform() function. It uses a superior algorithm to rand. You don't even need to set a seed.
#include <stdlib.h>
// ...
// ...
int r = arc4random_uniform(74);
The arc4random man page:
NAME
arc4random, arc4ran...
Rails I18n validation deprecation warning
... the following line inside the Rails::Application body
config.i18n.enforce_available_locales = true
The possible values are:
false: if you
want to skip the locale validation
don't care about locales
true: if you
want the application to raise an error if an invalid locale is passed (or)
wan...
Class JavaLaunchHelper is implemented in both … libinstrument.dylib. One of the two will be used. Wh
...disable the error message paste the following to the file you created:
idea_rt
idea.no.launcher=true
This will take effect on the restart of the IntelliJ.
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