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Yank file name / path of current buffer in Vim
Assuming the current buffer is a file open for edit, so :e does not display E32: No file name .
7 Answers
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Calling the base constructor in C#
...f I inherit from a base class and want to pass something from the constructor of the inherited class to the constructor of the base class, how do I do that?
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Site does not exist error for a2ensite
...extension to site configuration files.
Apache a2ensite results in:
Error! Site Does Not Exist
Problem; If you found the error while trying to enable a site using:
sudo a2ensite example.com
but it returns:
Error: example.com does not exist
a2ensite is simply a Perl script that only wo...
How do I remove repeated elements from ArrayList?
...t);
yourList.clear();
yourList.addAll(set);
Of course, this destroys the ordering of the elements in the ArrayList.
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How to save a PNG image server-side, from a base64 data string
...g_replace('#^data:image/\w+;base64,#i', '', $data));
An efficient method for extracting, decoding, and checking for errors is:
if (preg_match('/^data:image\/(\w+);base64,/', $data, $type)) {
$data = substr($data, strpos($data, ',') + 1);
$type = strtolower($type[1]); // jpg, png, gif
i...
JavaScript null check
... value undefined.
An undefined variable:
var a;
alert(b); // ReferenceError: b is not defined
A variable with the value undefined:
var a;
alert(a); // Alerts “undefined”
When a function takes an argument, that argument is always declared even if its value is undefined, and so there won’...
How to enable external request in IIS Express?
...tive prompt:
netsh http add urlacl url=http://vaidesg:8080/ user=everyone
For XP, first install Windows XP Service Pack 2 Support Tools. Then run the following command from an administrative prompt:
httpcfg set urlacl /u http://vaidesg1:8080/ /a D:(A;;GX;;;WD)
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Python: List vs Dict for look up table
...d to put in some type of look up table, so I was wondering which would be more efficient a list or dict ?
8 Answers
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Find merge commit which include a specific commit
Imagine the following history:
12 Answers
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Why doesn't Python have multiline comments?
OK, I'm aware that triple-quotes strings can serve as multiline comments. For example,
17 Answers
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