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How to get overall CPU usage (e.g. 57%) on Linux [closed]
...
Take a look at cat /proc/stat
grep 'cpu ' /proc/stat | awk '{usage=($2+$4)*100/($2+$4+$5)} END {print usage "%"}'
EDIT please read comments before copy-paste this or using this for any serious work. This was not tested nor used, it's an i...
How to handle configuration in Go [closed]
... and it's a valiant effort, but i took the lack of documentation as an indication that i should look elsewhere. goini seems to be a simple and easy library to handle Windows ini files. A new format called TOML has been proposed, but it also has problems. At this point i would stick to JSON or ini.
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Formatting a number with leading zeros in PHP [duplicate]
... from the page linked above, here's a sample "zero-padded integers":
<?php
$isodate = sprintf("%04d-%02d-%02d", $year, $month, $day);
?>
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PHP validation/regex for URL
...references to some flags have been removed entirely. More info here: news.php.net/php.internals/99018
– S. Imp
May 12 '17 at 21:53
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Compress files while reading data from STDIN
... is to read data as input and redirect the compressed to output file i.e.
cat test.csv | gzip > test.csv.gz
cat test.csv will send the data as stdout and using pipe-sign gzip will read that data as stdin. Make sure to redirect the gzip output to some file as compressed data will not be written...
PHP: Convert any string to UTF-8 without knowing the original character set, or at least try
... Please, take a look at mb_detect_encoding source code in your php distro (somewhere here: ext/mbstring/libmbfl/mbfl/mbfl_ident.c). This function does not work properly at all. For some encodings it even has "return true", lol. Others are in Ctrl+c Ctrl+v functions. That's because you ca...
What does int argc, char *argv[] mean?
...emory serves me right). My point is, when you (if ever) write native applications in other languages/oses, there's a good chance the above is defined for you to use, and, they work perfectly the same (count/string list) in all systems which support them.
– Christian
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How to tell which commit a tag points to in Git?
...tags. On Windows use git rev-parse --verify %TAG%^^^^{commit} (four hats).
cat .git/refs/tags/* or cat .git/packed-refs (answer) depending on whether or not the tag is local or fetched from remote.
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PHP Timestamp into DateTime
...romFormat('U', $timeStamp);
Where 'U' means Unix epoch. See docs: http://php.net/manual/en/datetime.createfromformat.php
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File upload progress bar with jQuery
...responseText);
}
});
});
html:
<form action="file-echo2.php" method="post" enctype="multipart/form-data">
<input type="file" name="myfile"><br>
<input type="submit" value="Upload File to Server">
</form>
<div class="progress">
<div ...