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How to extract text from a string using sed?
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How about using grep -E?
echo "This is 02G05 a test string 20-Jul-2012" | grep -Eo '[0-9]+G[0-9]+'
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App store link for “rate/review this app”
...WebObjects/MZStore.woa/wa/viewContentsUserReviews?id=YOUR_APP_ID&onlyLatestVersion=true&pageNumber=0&sortOrdering=1&type=Purple+Software
Code snippet (you can just copy & paste it):
#define YOUR_APP_STORE_ID 545174222 //Change this one to your ID
static NSString *const iOS7Ap...
How can I properly handle 404 in ASP.NET MVC?
...places with less code but i think this solution is more maintainable, more testable and fairly pragmatic.
Thanks for the feedback so far. I'd love to get more.
NOTE: This has been edited significantly from my original answer but the purpose/requirements are the same - this is why i have not adde...
Function return value in PowerShell
...the object immediately preceding it. Here is a real simple example.
class test_class {
[int]return_what() {
Write-Output "Hello, World!"
return 808979
}
}
$tc = New-Object -TypeName test_class
$tc.return_what()
If this was a function the expected output would be
Hello Wo...
How to force a Solution file (SLN) to be opened in Visual Studio 2013?
...2013 does not invoke the upgrade logic (apparently).
As a further note, I tested with another solution, and after making changes through Configuration Manager (which obviously "touches" the .sln file) it did upgrade a VS2012 to VS2013, even after having opened it through right-click open with.
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Disable browser 'Save Password' functionality
...ete="off" readonly
onfocus="this.removeAttribute('readonly');" >
Tested on the latest versions of the major browsers i.e. Google Chrome, Mozilla Firefox, Microsoft Edge, etc. and works like a charm. Hope this helps.
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How can I pretty-print JSON using node.js?
...your filesystem with fs. Example:
var fs = require('fs');
fs.writeFile('test.json', JSON.stringify({ a:1, b:2, c:3 }, null, 4));
/* test.json:
{
"a": 1,
"b": 2,
"c": 3,
}
*/
See the JSON.stringify() docs at MDN, Node fs docs
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Split string with delimiters in C
...a parentheses are a stylistic element to indicate that we're intentionally testing the result of an assignment, not an equality operator ==.
For that pattern to work, token and str both have type char *. If you started with a string literal, then you'd want to make a copy of it first:
// More gene...
Disable pasting text into HTML form
... know oninput isn't part of the W3C DOM spec, but all of the browsers I've tested this code with—Chrome 2, Safari 4, Firefox 3, Opera 10, IE6, IE7—support either oninput or onpaste. Out of all these browsers, only Opera doesn't support onpaste, but it does support oninput.
Note: This won't work...
Difference between const & const volatile
... marked as being volatile, a couple problems might occur:
the while loop test might read the status register only once, since the compiler could assume that whatever it pointed to would never change (there's nothing in the while loop test or loop itself that could change it). If you entered the f...