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Can I use git diff on untracked files?
...
You're performing string comparison rather than numeric equality check with your test command, by the way. Shouldn't affect anything, but test "$#" -eq 0 is more precisely what's intended.
– Wildcard
Mar...
How to download image using requests
... output as: 'attachment; filename=DELS36532G290115.csi' I am parsing this string for filename... is their any cleaner way?
– Grijesh Chauhan
Jan 29 '15 at 10:39
6
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How can I add an empty directory to a Git repository?
...ough the more I think of it, the more it feels like "SHA hash of the empty string", if it exists, actually would be a well-defined identifier for an empty tree, unless it would be impossible to tell whether that object is a tree or a blob.
– Emil Lundberg
Jul 9...
How do I pass JavaScript variables to PHP?
...() + (days * 24 * 60 * 60 * 1000));
expires = "; expires=" + date.toGMTString();
}
else {
expires = "";
}
document.cookie = escape(name) + "=" + escape(value) + expires + "; path=/";
}
And then read it with PHP:
<?PHP
$_COOKIE["height"];
?>
It's not a pretty solution, b...
Open file dialog and select a file using WPF controls and C#
...a TextBox
if (result == true)
{
// Open document
string filename = dlg.FileName;
textBox1.Text = filename;
}
}
share
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What are the correct version numbers for C#?
...e methods, Static local functions and Enhancement of interpolated verbatim strings.
C# 9.0 still in preview. Expected to be released in November of 2020 along with .Net 5. Major new features: init-only properties, records, with-expressions, data classes, positional records, top-level programs, impro...
Can angularjs routes have optional parameter values?
...enerating-the-templateurl
You can use a function to generate the template string:
var app = angular.module('app',[]);
app.config(
function($routeProvider) {
$routeProvider.
when('/', {templateUrl:'/home'}).
when('/users/:user_id',
{
...
Wolfram's Rule 34 in XKCD [closed]
...n a cellular automaton (CA) that follows rule 2, then whenever a three-bit string matches rule 2's configuration, the center bit becomes (or stays, in this case) true on the next iteration.
A CA's rules are described as a bitstring. Say it's rule 110 (my favorite). In binary, 110 is 01101110. The d...
Java concurrency: Countdown latch vs Cyclic barrier
...erCycles {
static CyclicBarrier barrier;
public static void main(String[] args) throws InterruptedException {
barrier = new CyclicBarrier(3);
new Worker().start();
Thread.sleep(1000);
new Worker().s
PostgreSQL create table if not exists
...d to use the exact same spelling. If you don't, you need to use lower-case strings. See:
Are PostgreSQL column names case-sensitive?
pg_tables only contains actual tables. The identifier may still be occupied by related objects. See:
How to check if a table exists in a given schema
If the role e...