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How to detect IE11?
...ntentional to avoid mis-detection.
What you can do if you really want to know it's IE is to detect the Trident/ string in the user agent if navigator.appName returns Netscape, something like (the untested);
function getInternetExplorerVersion()
{
var rv = -1;
if (navigator.appName == 'M...
Using -performSelector: vs. just calling the method
... performSelector is also useful to suppress compile warnings. If you know the method exists (like after using respondsToSelector), it will stop Xcode from saying "may not respond to your_selector". Just don't use it instead of finding out the real cause of the warning. ;)
–...
How to reformat JSON in Notepad++?
...
Seems to be listed as JSTool now
– Mike Henry
Sep 14 '13 at 23:21
6
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Why are exclamation marks used in Ruby methods?
...downcase, but no change in value of foo.
=> foo #call the variable foo now.
"BEST DAY EVER" #variable is unchanged.
=> foo.downcase! #call destructive version.
=> foo #call the variable foo now.
"best day ever" #variable has been mutated in place.
But if you ever called a method down...
Undefined behavior and sequence points
...s answer is a bit long. So have patience while reading it. If you already know these things, reading them again won't make you crazy.
Pre-requisites : An elementary knowledge of C++ Standard
What are Sequence Points?
The Standard says
At certain specified points in the execution sequenc...
Is there an opposite to display:none?
...p the poor programmer with having to deal with implementing "make bald" - "now, put hair back". This answer tells you how to deal with that practical problem. Element.style.display = '' is error prone, because the "old hair" might not be the default display, but 'block' or 'table cell' or whatever. ...
SSH Key - Still asking for password and passphrase
... UseKeychain yes
AddKeysToAgent yes
IdentityFile ~/.ssh/id_rsa
And now my password is remembered between restarts of my Mac!
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How to read the content of a file to a string in C?
...( &buffer, &len, '\0', fp);
if ( bytes_read != -1) {
/* Success, now the entire file is in the buffer */
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Programmer-friendly search engine? [closed]
...try stackse. I'm the author and it is work in progress, but it's usable by now.
– ren
Feb 25 '16 at 15:08
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Is a LINQ statement faster than a 'foreach' loop?
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LINQ is slower now, but it might get faster at some point. The good thing about LINQ is that you don't have to care about how it works. If a new method is thought up that's incredibly fast, the people at Microsoft can implement it without e...