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Objective-C pass block as parameter
...pedefs not only make the code easier to write, but significantly easier to read since block/function pointer syntax isn't the cleanest.
– pyj
Oct 18 '14 at 15:12
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define() vs. const
... that anyway? One common application is to check whether the constant is already defined:
if (!defined('FOO')) {
define('FOO', 'BAR');
}
const accepts a static scalar (number, string or other constant like true, false, null, __FILE__), whereas define() takes any expression. Since PHP 5.6 const...
DisplayName attribute from Resources?
... (with the most votes), is a much nicer solution. Just for people who only read the Accepted posts
– 321X
May 2 '12 at 21:18
1
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ASP.NET MVC 3 Razor - Adding class to EditorFor
...play, but at the same time i need class too, so that i can display text in readonly form
– A.T.
Nov 9 '13 at 5:26
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How to determine CPU and memory consumption from inside a process?
...as of Linux kernel 2.6!?
In the end I got all values via a combination of reading the pseudo-filesystem /proc and kernel calls.
Total Virtual Memory:
#include "sys/types.h"
#include "sys/sysinfo.h"
struct sysinfo memInfo;
sysinfo (&memInfo);
long long totalVirtualMem = memInfo.totalram;
//...
How many double numbers are there between 0.0 and 1.0?
...e-11. Having good precision there is more useful than between 100 and 101. Read floating-point-gui.de for more information.
– Michael Borgwardt
Jun 5 '10 at 7:36
1
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Why is iterating through a large Django QuerySet consuming massive amounts of memory?
...you have everything in memory, and the results come spilling out.
From my reading of the docs, iterator() does nothing more than bypass QuerySet's internal caching mechanisms. I think it might make sense for it to a do a one-by-one thing, but that would conversely require ten-million individual hi...
Official way to ask jQuery wait for all images to load before executing something
...
With jQuery, you use $(document).ready() to execute something when the DOM is loaded and $(window).on("load", handler) to execute something when all other things are loaded as well, such as the images.
The difference can be seen in the following complete HT...
git: undo all working dir changes including new files
...careful with these !!
## you may end up deleting what you don't want to
## read comments and manual.
git clean -f -d # remove untracked
git clean -f -x -d # CAUTION: as above but removes ignored files like config.
git clean -fxd :/ # CAUTION: as above, but cleans untracked and ignored files through ...
How to convert SSH keypairs generated using PuTTYgen (Windows) into key-pairs used by ssh-agent and
...with the extension .pub. You will save you sysadmin hours of
frustration reading posts like this.
HOWEVER, sysadmins, you invariably get the wonky key file that throws
no error message in the auth log except, no key found, trying
password; even though everyone else's keys are working fine...