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String was not recognized as a valid DateTime “ format dd/MM/yyyy”
... DateTime date = DateTime.Parse(this.Text);
For more details go here:
http://msdn.microsoft.com/en-us/library/5hh873ya.aspx
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How to replace spaces in file names using a bash script
...supplied string.
The relevant syntax is ${parameter/pattern/string}. See: https://www.gnu.org/software/bash/manual/html_node/Shell-Parameter-Expansion.html or http://wiki.bash-hackers.org/syntax/pe .
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How can I String.Format a TimeSpan object with a custom format in .NET?
...avel: " + duration.ToString("dd\.hh\:mm\:ss"))
It works for Framework 4
http://msdn.microsoft.com/en-us/library/ee372287.aspx
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How to get last key in an array?
...
Since PHP 7.3 (2018) there is (finally) function for this:
http://php.net/manual/en/function.array-key-last.php
$array = ['apple'=>10,'grape'=>15,'orange'=>20];
echo array_key_last ( $array )
will output
orange
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How to log SQL statements in Grails
... type package. This works with Hibernate 3.6 and above. I got this from: https://burtbeckwith.com/blog/?p=1604
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How can I convert a DateTime to the number of seconds since 1970?
...ime
631152000 Seconds since year 2000
References:
Epoch Time converter: https://www.epochconverter.com
Year 1 converter: https://www.epochconverter.com/seconds-days-since-y0
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How To Save Canvas As An Image With canvas.toDataURL()?
...ser to download it:
<html>
<head>
<script src="http://hongru.github.io/proj/canvas2image/canvas2image.js"></script>
<script>
function draw(){
var canvas = document.getElementById("thecanvas");
var ctx = ca...
How to create PDF files in Python [closed]
...hat can help. This article examines one of those for Python.
Read more at http://www.devshed.com/c/a/Python/Python-for-PDF-Generation/#whoCFCPh3TAks368.99
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Shell one liner to prepend to a file
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echo '0a
your text here
.
w' | ed some_file
ed is the Standard Editor! http://www.gnu.org/fun/jokes/ed.msg.html
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How do you use a variable in a regular expression?
...replace a pattern combined with a regular string, do str.match(new RegExp("https?://" + RegExp.escape(myDomainName)), for instance. It's annoying that the escape function is not built in.
– Gracenotes
Jan 30 '09 at 19:57
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