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Redis command to get all available keys?
...atterns
-redis 127.0.0.1:6379> keys d??
This will produce keys which start by 'd' with three characters.
-redis 127.0.0.1:6379> keys *t*
This wil get keys with matches 't' character in key
-->Count keys from command line by
-redis-cli keys * |wc -l
-->Or you can use dbsize
-re...
Java Can't connect to X11 window server using 'localhost:10.0' as the value of the DISPLAY variable
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You need to specify the -Djava.awt.headless=true parameter at startup time.
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Xcode iOS 8 Keyboard types not supported
...s line:
[self.enhancedNumpadToolbar sizeToFit];
I added it, and the sun started shining, the birds resumed chirping, and all was well with the world.
PS You would also get such an error for other mischief, such as forgetting to alloc/init.
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Where can I find the error logs of nginx, using FastCGI and Django?
...h "*/nginx/*" -type f -name '*.log', where /usr/ is the folder you wish to start searching from.
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How can I do time/hours arithmetic in Google Spreadsheet?
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Example of calculating time:
work-start work-stop lunchbreak effective time
07:30:00 17:00:00 1.5 8 [=((A2-A1)*24)-A3]
If you subtract one time value from another the result you get will represent the fraction of 24 ho...
Lightweight Java Object cache API [closed]
... I don't think this method has TTL capacity. It would be a good start towards rolling your own, though.
– Chase Seibert
Oct 23 '08 at 17:59
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How to convert an image to base64 encoding?
...e_get_contents, you can work around:
$img = imagecreatefrompng('...');
ob_start();
imagepng($img);
$bin = ob_get_clean();
$b64 = base64_encode($bin);
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How can I have grep not print out 'No such file or directory' errors?
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With the fugitive plugin, Ggrep also searches starting from the top of the Git directory instead of current directory.
– Ciro Santilli 郝海东冠状病六四事件法轮功
Mar 10 '16 at 22:48
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Disable Automatic Reference Counting for Some Files
... file, except by inheriting the choice it was given for the module file it started with.
– Peter Hosey
Jan 25 '13 at 1:46
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The preferred way of creating a new element with jQuery
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Also a good practice to start jQuery collection names with a "$", in my opinion. Just noting that what you've done does not require $div: $("<div>", {id: 'foo', class: 'a', click: function () {}}).appendTo("#box");
– Exp...