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Will using 'var' affect performance?
...n IList<int>, that is how the compiler will build the bar3 variable.
From a performance standpoint, mostly you won't notice. However, there are situations where the performance of the third line may not be quite as fast as the performance of the first. As you continue to use the bar3 variable,...
When to use a Content Provider
...come with implementing your own Content Provider, so you shouldn't drop it from consideration just because your app doesn't share its data.
– Alex Lockwood
Jun 27 '12 at 18:34
...
How to convert PascalCase to pascal_case?
...test123_string',
);
foreach ($tests as $test => $result) {
$output = from_camel_case($test);
if ($output === $result) {
echo "Pass: $test => $result\n";
} else {
echo "Fail: $test => $result [$output]\n";
}
}
function from_camel_case($input) {
preg_match_all('!([A-Z][A-Z...
is there a require for json in node.js
....
var someObject = require('./somefile.json')
In ES6:
import someObject from ('./somefile.json')
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PHP script to loop through all of the files in a directory?
...
You can use the DirectoryIterator. Example from php Manual:
<?php
$dir = new DirectoryIterator(dirname(__FILE__));
foreach ($dir as $fileinfo) {
if (!$fileinfo->isDot()) {
var_dump($fileinfo->getFilename());
}
}
?>
...
Auto reloading python Flask app upon code changes
...eload the flask app when a code change happens.
app.run(debug=True)
Or, from the shell:
$ export FLASK_DEBUG=1
$ flask run
http://flask.pocoo.org/docs/quickstart/#debug-mode
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How to retrieve absolute path given relative
.../.bashrc
To avoid expanding symlinks, use realpath -s.
The answer comes from "bash/fish command to print absolute path to a file".
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How to use my view helpers in my ActionMailer views?
...ailer classes as well. ActionMailer extends ActionController so they come from a common hierarchy. More of a comment on Rails than your solution...
– robbie613
May 12 '13 at 23:34
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What is the difference between join and merge in Pandas?
...ve some typing by using df1.join(df2) instead.
Some notes on these issues from the documentation at http://pandas.pydata.org/pandas-docs/stable/merging.html#database-style-dataframe-joining-merging:
merge is a function in the pandas namespace, and it is also
available as a DataFrame instance ...
How to change node.js's console font color?
...
How should I prevent these characters from showing when printing to file rather than console?
– Sky
Mar 29 '18 at 20:45
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