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Is there any particular difference between intval and casting to int - `(int) X`?
... (int) is faster than intval(), according to wiki.phpbb.com/Best_Practices:PHP
– Martin Thoma
Sep 1 '11 at 11:33
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How do I create a URL shortener?
... your system. Something simple like f(checksum(id) % (62^2)) + f(id) = url_id
– koblas
Sep 4 '10 at 13:53
6
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Remove empty elements from an array in Javascript
..."", undefined, 2].filter(Boolean); // [1, 2]
or using underscorejs.org:
_.filter([1, false, "", undefined, 2], Boolean); // [1, 2]
// or even:
_.compact([1, false, "", undefined, 2]); // [1, 2]
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What does “%” (percent) do in PowerShell?
...at the % operation starts script blocks after the pipeline, although about_Script_Blocks indicates the % isn't necessary.
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Converting from a string to boolean in Python?
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Use:
bool(distutils.util.strtobool(some_string))
Python 2: http://docs.python.org/2/distutils/apiref.html?highlight=distutils.util#distutils.util.strtobool
Python 3: https://docs.python.org/3/distutils/apiref.html#distutils.util.strtobool
True values are y...
Trusting all certificates using HttpClient over HTTPS
...tFactory(trustStore);
sf.setHostnameVerifier(SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);
HttpParams params = new BasicHttpParams();
HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
HttpProtocolParams.setContentCharset(params, HTTP.UTF_8);
Sche...
Copy folder recursively, excluding some folders
...
Use tar along with a pipe.
cd /source_directory
tar cf - --exclude=dir_to_exclude . | (cd /destination && tar xvf - )
You can even use this technique across ssh.
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Append a Lists Contents to another List C#
...
Here is my example:
private List<int> m_machinePorts = new List<int>();
public List<int> machinePorts
{
get { return m_machinePorts; }
}
Init()
{
// Custom function to get available ethernet ports
List<i...
Using backticks around field names
... double quotes. It will not always work. For instance... DELETE FROM app_key_stores WHERE ("key" = 'c5cc4f30-31f3-0130-505e-14dae9da9fc5_range'); Query OK, 0 rows affected (0.00 sec) DELETE FROM app_key_stores WHERE (key = 'c5cc4f30-31f3-0130-505e-14dae9da9fc5_range'); Query OK, 5 rows affected ...
Git Blame Commit Statistics
...git-fame that might be useful.
Installation and usage:
$ gem install git_fame
$ cd /path/to/gitdir
$ git fame
Output:
Statistics based on master
Active files: 21
Active lines: 967
Total commits: 109
Note: Files matching MIME type image, binary has been ignored
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