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What is an SDL renderer?
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SDL_Window
SDL_Window is the struct that holds all info about the Window itself: size, position, full screen, borders etc.
SDL_Renderer
SDL_Renderer is a struct that handles all rendering. It is tied to a SDL_Window so it can only render within that SDL_Window. It als...
UnicodeDecodeError: 'charmap' codec can't decode byte X in position Y: character maps to
...re out yourself. Common ones are Latin-1 and UTF-8. Since 0x90 doesn't actually mean anything in Latin-1, UTF-8 (where 0x90 is a continuation byte) is more likely.
You specify the encoding when you open the file:
file = open(filename, encoding="utf8")
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Haskell offline documentation?
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Hoogle is available offline, installable from Cabal: http://hackage.haskell.org/package/hoogle
Usage instructions are at http://www.haskell.org/haskellwiki/Hoogle#Command_Line_Search_Flags.
Usage:
$ hoogle --help
Hoogle v4.2.8, (C) Neil Mitchell 2004-2011...
Where could I buy a valid SSL certificate? [closed]
...d" message. I realized that you need an intermediate certificate. When installing a startssl cert make sure you follow the steps here: startssl.com/?app=20 (for me I selected nginx) make sure you follow the part about the intermediate cert. Also you can double check cert problems here: sslshopper.co...
jQuery: how to get which button was clicked upon form submission?
... Oh, I see. You're adding your own "clicked" attribute. I was looking all over for a "clicked" boolean and couldn't find one anywhere. I never thought of making one myself. Good idea!
– hawkexp
Apr 19 '11 at 20:33
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“The underlying connection was closed: An unexpected error occurred on a send.” With SSL Certificate
...e careful because this change is global to your AppDomain, and will cause calls to any site which doesn't offer TLS 1.2 to fail (which you may prefer if the data to be transported is truly sensitive). To prefer TLS 1.2 but still allow 1.1 and 1.0, you have to OR them: ServicePointManager.SecurityPro...
Difference between wait() and sleep()
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A wait can be "woken up" by another thread calling notify on the monitor which is being waited on whereas a sleep cannot. Also a wait (and notify) must happen in a block synchronized on the monitor object whereas sleep does not:
Object mon = ...;
synchronized (mon) {
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What is the easiest way to disable/enable buttons and links (jQuery + Bootstrap)
...ple piece of jQuery code to target anchor tags with the disabled class to call event.preventDefault():
$('body').on('click', 'a.disabled', function(event) {
event.preventDefault();
});
We can toggle the disabled class by using toggleClass():
jQuery.fn.extend({
disable: function(state) {
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Can't use NVM from root (or sudo)
...n/{bin,lib,share} /usr/local
The above command is a bit complicated, but all it's doing is copying whatever version of node you have active via nvm into the /usr/local/ directory (where user installed global files should live on a linux VPS) and setting the permissions so that all users can access...
Clang optimization levels
...ass=Arguments
As pointed out in Geoff Nixon's answer (+1), clang additionally runs some higher level optimizations, which we can retrieve with:
echo 'int;' | clang -xc -O3 - -o /dev/null -\#\#\#
Documentation of individual passes is available here.
With version 6.0 the passes are as follow...