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Show percent % instead of counts in charts of categorical variables
...o the ggplot syntax. Summing up the discussion in the comments above:
require(ggplot2)
require(scales)
p <- ggplot(mydataf, aes(x = foo)) +
geom_bar(aes(y = (..count..)/sum(..count..))) +
## version 3.0.0
scale_y_continuous(labels=percent)
Here's a reproducible ...
How to save a dictionary to a file?
...
save_obj seems to require that the file obj/'+ name + '.pkl already exist. I created a dictionary named Q, populated it, and made the call save_obj(Q, "Qtable") I got an error: FileNotFoundError: [Errno 2] No such file or directory: 'obj/Qtable....
With arrays, why is it the case that a[5] == 5[a]?
...ed this definition from C, which got it from B (the commutativity of array indexing is explicitly mentioned in the 1972 Users' Reference to B), which got it from BCPL (manual dated 1967), which may well have gotten it from even earlier languages (CPL? Algol?).
So the idea that array indexing is def...
Unix command to find lines common in two files
... file2.
Note that the comparison in arr uses the entire line from file2 as index to the array, so it will only report exact matches on entire lines.
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Refresh image with a new one at the same url
...cache of images it has displayed recently. This latter in-memory cache is indexed by the full src attribute, so adding a unique fragment identifier ensures that the image isn't simply pulled from memory. But fragment identifiers are not sent as part of HTTP requests, so the regular HTTP cache will...
PHP大潮将至 PHP近年发展分析 - 创意 - 清泛网 - 专注C/C++及内核技术
PHP大潮将至 PHP近年发展分析作者通过自己对PHP近年发展的分析，认为PHP凭借它的简单、开发快速和扩展性强，在企业级应用上会有大的发展前景。您觉得呢？说起PHP近几年的发展，可以说是突飞猛进。EDC在2006年的统计信息表明P...
How to find the php.ini file used by the command line?
I need to enable pdo_mysql in my EasyPhp environment, so I went to php.ini file and uncommented the following line:
14 Answ...
Entity Attribute Value Database vs. strict Relational Model Ecommerce
...
What if you had a single table with indexes for text values 1-n, then in C# (in ram) map what you want to what you need. It would still work like an EAV, but the "matches" would be domain models. Sort of like a serialization, but you could use SQL selects on ...
Are unused CSS images downloaded?
...le type="text/css">
.nonexistent {
background: url('index.php?foo');
}
</style>
</head>
<body>
<?php if(isset($_GET['foo'])) {
file_put_contents('test.txt', $_SERVER['HTTP_USER_AGENT']);
} ?>
</body>
</html>
...
How do I find the most recent git commit that modified a file?
... $COMMIT 2>/dev/null) &&
case "$VN" in
mycode-*)
git update-index -q --refresh
test -z "$(git diff-index --name-only HEAD *.c *.h)" ||
VN="$VN-mod" ;;
*) VN="mycode-unknown-g$VN" ;;
esac
then
continue
else
VN="mycode-unknown"
fi
This produces ids like:
mycode-1.2.1 - w...