大约有 40,000 项符合查询结果(耗时:0.0602秒) [XML]

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Gray out image with CSS?

...ray: img{ filter: url("data:image/svg+xml;utf8,<svg xmlns=\'http://www.w3.org/2000/svg\'><filter id=\'grayscale\'><feColorMatrix type=\'matrix\' values=\'0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0 0 0 1 0\'/></filter></svg>#graysca...
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What is the runtime performance cost of a Docker container?

I'd like to comprehensively understand the run-time performance cost of a Docker container. I've found references to networking anecdotally being ~100µs slower . ...
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Python + Django page redirect

How do I accomplish a simple redirect (e.g. cflocation in ColdFusion, or header(location:http://) for PHP) in Django? 1...
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What do *args and **kwargs mean? [duplicate]

...like this: def my_sum(*args): return sum(args) It’s probably more commonly used in object-oriented programming, when you’re overriding a function, and want to call the original function with whatever arguments the user passes in. You don’t actually have to call them args and kwargs, th...
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Reusable library to get human readable version of file size?

... If you want to increase the precision of the decimal component,change the 1 on lines 4 and 6 to whatever precision you want. – Matthew G May 10 '15 at 4:07 46...
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How can I search for a multiline pattern in a file?

...he files that contained a specific string pattern. The first solution that comes to mind is using find piped with xargs grep : ...
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Can't use NVM from root (or sudo)

... The below list of commands (source: digitalocean) seems to fix the problem n=$(which node); \ n=${n%/bin/node}; \ chmod -R 755 $n/bin/*; \ sudo cp -r $n/{bin,lib,share} /usr/local The above command is a bit complicated, but all it's doing i...
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Variable declared in for-loop is local variable?

...tor of the local variable. Within the scope of a local variable, it is a compile-time error to declare another local variable or constant with the same name. (Emphasis mine.) Which means that the scope of the i inside your for-loop, is the for-loop. Whereas the scope of the i outside of your ...
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Resize HTML5 canvas to fit window

...eta charset="utf-8"> <title>Resize HTML5 canvas dynamically | www.htmlcheats.com</title> <style> html, body { width: 100%; height: 100%; margin: 0px; border: 0; overflow: hidden; /* Disable scrollbars */ display: block; /* No flo...
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phpinfo() - is there an easy way for seeing it?

... Use the command line. touch /var/www/project1/html/phpinfo.php && echo '<?php phpinfo(); ?>' >> /var/www/project1/html/phpinfo.php && firefox --url localhost/project1/phpinfo.php Something like that? Idk! ...