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Why doesn't a python dict.update() return the object?
...e.
>>> dict({1:2}, **{3:4})
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: keyword arguments must be strings
vs
>>> dict({1:2}, **{'3':4})
{1: 2, '3': 4}
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How to redirect output with subprocess in Python?
...
OTOH, you can avoid system calls entirely:
import shutil
with open('myfile', 'w') as outfile:
for infile in ('file1', 'file2', 'file3'):
shutil.copyfileobj(open(infile), outfile)
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How to use PHP OPCache?
... contains spaces you should wrap it in quotes:
zend_extension="C:\Program Files\PHP5.5\ext\php_opcache.dll"
Also note that you will have to use the zend_extension directive instead of the "normal" extension directive because it affects the actual Zend engine (i.e. the thing that runs PHP).
Usage...
How to send emails from my Android application?
... accepted answer in order to send emails with an attached binary error log file. GMail and K-9 send it just fine and it also arrives fine on my mail server. The only problem was my mail client of choice Thunderbird which had troubles with opening / saving the attached log file. In fact it simply did...
How do .gitignore exclusion rules actually work?
...re ignoring the directory itself (so git won't look inside) instead of the files within the directory (which allows for the exclusion).
Think of the exclusions as saying "but not this one" rather than "but include this" - "ignore this directory (/a/b/c/) but not this one (foo)" doesn't make much se...
Best way to check if a URL is valid
...e : false;
}
// example
if(!validate_url("http://somedomain.com/some/path/file1.jpg")) {
echo "NOT A URL";
}
else {
echo "IS A URL";
}
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git-diff to ignore ^M
In a project where some of the files contains ^M as newline separators. Diffing these files are apparently impossible, since git-diff sees it as the entire file is just a single line.
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When creating a service with sc.exe how to pass in context parameters?
...d Settings\Administrator> sc create asperacentral
binPath= "C:\Program Files\Aspera\Enterprise Server\bin\Debug\asperacentral.exe"
DisplayName= "Aspera Central"
start= auto
If this worked you should see:
[SC] CreateService SUCCESS
UPDATE 1
http://support.microsoft.com/kb/251192
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Should the folders in a solution match the namespace?
...e ending, the .Core is stripped off
Folders equals namespaces
One type per file (class, struct, enum, delegate, etc.) makes it easy to find the right file
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Convert string in base64 to image and save on filesystem in Python
...rmat, which represents PNG image. Is there a way to save this image to the filesystem, as a PNG file?
8 Answers
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