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How do I detect “shift+enter” and generate a new line in Textarea?
...even if the caret is not at the end of the text:
jsFiddle: http://jsfiddle.net/zd3gA/1/
Code:
function pasteIntoInput(el, text) {
el.focus();
if (typeof el.selectionStart == "number"
&& typeof el.selectionEnd == "number") {
var val = el.value;
var selStart...
How to display PDF file in HTML?
...y for chrome browser « Chrome PDF viewer using plugin. pluginspage=http://www.adobe.com/products/acrobat/readstep2.html.
<embed type="application/pdf"
src="http://www.oracle.com/events/global/en/java-outreach/resources/java-a-beginners-guide-1720064.pdf"
width="100%" height="500" alt="pdf" p...
git rebase: “error: cannot stat 'file': Permission denied”
...s for the insight Mike - in my case checking out an old branch with an ASP.NET MVC project which had a different binding URL to the previous branch caused Visual Studio then IIS to hold a lock on some files in the project. Stopping the appropriate apppool in IIS removed the lock.
...
What is /dev/null 2>&1?
...te and write, and either appending to or writing to /dev/null has the same net effect. I usually just use > for that reason.)
2>&1 redirects standard error (2) to standard output (1), which then discards it as well since standard output has already been redirected.
...
How do I modify the URL without reloading the page?
...en it will reload the page.
One obvious reason being, you write a site on www.mysite.com that looks like a bank login page. Then you change the browser URL bar to say www.mybank.com. The user will be totally unaware that they are really looking at www.mysite.com.
...
Python : List of dict, if exists increment a dict value, if not append a new dict
...hon.
# urls_d will contain URL keys, with counts as values, like: {'http://www.google.fr/' : 1 }
urls_d = {}
for url in list_of_urls:
if not url in urls_d:
urls_d[url] = 1
else:
urls_d[url] += 1
This code for updating a dictionary of counts is a common "pattern" in Python. ...
querySelector, wildcard element match?
...ly, of before:
var youtubeDiv = document.querySelector('iframe[src="http://www.youtube.com/embed/Jk5lTqQzoKA"]')
// after
var youtubeDiv = document.querySelector('iframe[src^="http://www.youtube.com"]');
// or even, for my needs
var youtubeDiv = document.querySelector('iframe[src*="youtube"]')...
How do you change the server header returned by nginx?
...d possibly what version.
This string is used by places like
Alexia and Netcraft to collect
statistics about how many and of what
type of web server are live on the
Internet. To support the author and
statistics for Nginx we recommend
keeping this string as is. But, for
security you m...
Copy array by value
...Spread operator [...myArray] has the best performance (https://measurethat.net/Benchmarks/Show/4281/0/spread-array-performance-vs-slice-splice-concat).
Array of literal-values (type1) and literal-structures (type2)
The JSON.parse(JSON.stringify(myArray)) technique can be used to deep copy literal va...
How to get the index of an element in an IEnumerable?
...ype would allow you to avoid any sort of heap allocations, so long as the .NET impl allocates value types on the stack and any state machine which LINQ may generate uses a field for the Select'd result which isn't declared as a bare Object (thus causing the KVP result to get boxed). Of course, you'd...