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Remove first element from $@ in bash [duplicate]
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Use shift?
http://tldp.org/LDP/Bash-Beginners-Guide/html/sect_09_07.html
Basically, read $1 for the first argument before the loop (or $0 if what you're wanting to check is the script name), then use shift, then loop over the remaining $@.
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how to get first three characters of an NSString?
...oIndex:3];
Be sure your string has atleast 3 ch.. o.e. it will crash the app.
Here are some other links to check NSsting operations...
Link1
Link2
Apple Link
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Is 23,148,855,308,184,500 a magic number, or sheer chance?
...thel, and a teenage girl, Elizabeth Lewis in Owatonna .
The thing is that all of them have the exact same charge: $23,148,855,308,184,500.00. If the problem was the space-padding, then how is it that all of them had the exact same $0x1250 ($46.88) charge? Two of them had purchased cigarettes at gas...
Remove non-utf8 characters from string
...eplacement is whatever was captured into group 1. This effectively removes all invalid bytes.
It is possible to repair the string, by encoding the invalid bytes as UTF-8 characters. But if the errors are random, this could leave some strange symbols.
$regex = <<<'END'
/
(
(?: [\x00-...
Vim clear last search highlighting
After doing a search in Vim, I get all the occurrences highlighted. How can I disable that? I now do another search for something gibberish that can't be found.
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How do I remove the last comma from a string using PHP?
...This doesn't work in a loop that adds a comma at the end as it will remove all the commas.
– LizardKG
Mar 11 at 21:35
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jQuery date formatting
...stion. It works well for me in a slightly different syntax/context:
var dt_to = $.datepicker.formatDate('yy-mm-dd', new Date());
If you decide to utilize datepicker from JQuery UI, make sure you use proper references in your document's < head > section:
<link rel="stylesheet" href="http...
Uses of Action delegate in C# [closed]
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Here is a small example that shows the usefulness of the Action delegate
using System;
using System.Collections.Generic;
class Program
{
static void Main()
{
Action<String> print = new Action<String>(Program...
Create a string of variable length, filled with a repeated character
...slower than a string-concatenation-based implementation. It performs especially badly on large strings. See below for full performance details.
On Firefox, Chrome, Node.js MacOS, Node.js Ubuntu, and Safari, the fastest implementation I tested was:
function repeatChar(count, ch) {
if (count == ...
How do I clear the terminal screen in Haskell?
...nal support, with Windows compatibility You can find it in Hackage and install using cabal install ansi-terminal. It specifically has functions for clearing the screen, displaying colors, moving the cursor, etc. Using it to clear the screen is easy: (this is with GHCI) import System.Console.ANSIclea...