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demystify Flask app.secret_key
...esses different aspects of the scheme. The syntax used for the examples is Python3, but the concepts apply also to previous versions.
What is SECRET_KEY (or how to create a Signed Cookie)?
Signing cookies is a preventive measure against cookie tampering. During the process of signing a cookie, th...
Build Eclipse Java Project from Command Line
...or\workspace" -application org.eclipse.ant.core.antRunner -buildfile build.xml -verbose
BUT all that involves ant, which is not what Keith is after.
For a batch compilation, please refer to Compiling Java code, especially the section "Using the batch compiler"
The batch compiler class is lo...
How can I save an image with PIL?
I have just done some image processing using the Python image library (PIL) using a post I found earlier to perform fourier transforms of images and I can't get the save function to work. The whole code works fine but it just wont save the resulting image:
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Mercurial .hgignore for Visual Studio 2008 projects
...
[Rr]elease*/
_ReSharper*/
[Tt]est[Rr]esult*
[Bb]uild[Ll]og.*
*.[Pp]ublish.xml
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Sass or Compass without ruby?
...her language. At this point, you can use the Sass engine in Ruby, Node.js, Python, PHP, Java, .NET and others. For more information, visit libSass. Also, your IDE might have a plugin which would support Sass, without the need of ruby by using the libSass.
The original answer below may or may not ap...
How To Check If A Key in **kwargs Exists?
Python 3.2.3. There were some ideas listed here , which work on regular var's, but it seems **kwargs play by different rules... so why doesn't this work and how can I check to see if a key in **kwargs exists?
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how to return index of a sorted list? [duplicate]
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You can use the python sorting functions' key parameter to sort the index array instead.
>>> s = [2, 3, 1, 4, 5]
>>> sorted(range(len(s)), key=lambda k: s[k])
[2, 0, 1, 3, 4]
>>>
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How to automatically install Emacs packages by specifying a list of package names?
... magit magithub markdown-mode paredit projectile
python sass-mode rainbow-mode scss-mode solarized-theme
volatile-highlights yaml-mode yari yasnippet zenburn-theme)
"A list of packages to ensure are installed at launch.")
(defun prelude-packages-instal...
How to get item's position in a list?
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print(testlist.index(element) if element in testlist else None)
or the "pythonic way", which I don't like so much because code is less clear, but sometimes is more efficient,
try:
print testlist.index(element)
except ValueError:
pass
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class method generates “TypeError: … got multiple values for keyword argument …”
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The problem is that the first argument passed to class methods in python is always a copy of the class instance on which the method is called, typically labelled self. If the class is declared thus:
class foo(object):
def foodo(self, thing=None, thong='not underwear'):
print thing if...