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Is explicitly closing files important?
...ug like that
you may not be able to delete said file on some systems, e.g. win32
if you run anything other than CPython, you don't know when file is closed for you
if you open the file in write or read-write mode, you don't know when data is flushed
...
Getting Chrome to accept self-signed localhost certificate
...h this.
Please do not change your browser security settings.
With the following code, you can (1) become your own CA, (2) then sign your SSL certificate as a CA. (3) Then import the CA certificate (not the SSL certificate, which goes onto your server) into Chrome/Chromium. (Yes, this works even on L...
Undefined, unspecified and implementation-defined behavior
... read good C++ books by authors who know what they're talking about. Screw internet tutorials. Screw bullschildt.
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Need for predictable random generator
...o this time, again, they have a 1 in 5 chance. If they fail, next time the winning interval is 4 and 5; a 2 in 5 chance of success. With these choices, after 8 failures, they are certain to succeed.
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Multiple inheritance/prototypes in JavaScript
...te (2019): The original post is getting pretty outdated. This article (now internet archive link, since domain went away) and its associated GitHub library are a good modern approach.
Original post:
Multiple inheritance [edit, not proper inheritance of type, but of properties; mixins] in Javascript...
What's the best CRLF (carriage return, line feed) handling strategy with Git?
...s committed into
the repo and overrides the core.autocrlf setting,
allowing you to ensure consistent behaviour for all
users regardless of their git settings.
And thus
The advantage of this is that your end of line
configuration now travels with your repository and you
don't need to ...
How to use PHP OPCache?
...you will first have to enable it. To do this you would have to do the following.
Add the following line to your php.ini:
zend_extension=/full/path/to/opcache.so (nix)
zend_extension=C:\path\to\php_opcache.dll (win)
Note that when the path contains spaces you should wrap it in quotes:
zend_exten...
How do I check if a list is empty?
For example, if passed the following:
27 Answers
27
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How to execute Python scripts in Windows?
...pt without typing "python" in front, you need to know two things about how Windows invokes the program. First is to find out what kind of file Windows thinks it is:
C:\>assoc .py
.py=Python.File
Next, you need to know how Windows is executing things with that extension. It's associ...
Vertical (rotated) text in HTML table
...f 2017, the aforementioned site has simplified the rule set to drop legacy Internet Explorer filter and rely more in the now standard transform property:
.box_rotate {
-webkit-transform: rotate(7.5deg); /* Chrome, Opera 15+, Safari 3.1+ */
-ms-transform: rotate(7.5deg); /* IE 9 */
...