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Given a class, see if instance has method (Ruby)
...=> true
NOTE
In case you are coming to Ruby from another OO language OR you think that method_defined means ONLY methods that you defined explicitly with:
def my_method
end
then read this:
In Ruby, a property (attribute) on your model is basically a method also. So method_defined? will als...
How do I create a constant in Python?
...
No there is not. You cannot declare a variable or value as constant in Python. Just don't change it.
If you are in a class, the equivalent would be:
class Foo(object):
CONST_NAME = "Name"
if not, it is just
CONST_NAME = "Name"
But you might want to have a look at th...
How to write a scalable Tcp/Ip based server
...writing a new Windows Service application that accepts TCP/IP connections for long running connections (i.e. this is not like HTTP where there are many short connections, but rather a client connects and stays connected for hours or days or even weeks).
...
What is the best way to do GUIs in Clojure?
...
I will humbly suggest Seesaw.
Here's a REPL-based tutorial that assumes no Java or Swing knowledge.
Seesaw's a lot like what @tomjen suggests. Here's "Hello, World":
(use 'seesaw.core)
(-> (frame :title "Hello"
:content "Hello, Seesaw"
:on-close :exit)
p...
How to make a copy of a file in android?
... my head I found the problem was missing permission to write to external storage. now it works fine.
– A S
Feb 16 '12 at 9:51
8
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Get list of passed arguments in Windows batch script (.bat)
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dancavallaro has it right, %* for all command line parameters (excluding the script name itself). You might also find these useful:
%0 - the command used to call the batch file (could be foo, ..\foo, c:\bats\foo.bat, etc.)
%1 is the first command line par...
Using pip behind a proxy with CNTLM
I am trying to use pip behind a proxy at work.
32 Answers
32
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What is time_t ultimately a typedef to?
...on.
The time_t datatype is a data type in
the ISO C library defined for storing
system time values. Such values are
returned from the standard time()
library function. This type is a
typedef defined in the standard
header. ISO C defines
time_t as an arithmetic type, but does
not...
How can I use swift in Terminal?
...
Or, you could even take this one step further and add this to your ~/.bash_profile: alias swift="/Applications/Xcode6-Beta.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/swift"
– Dav...
Cleaner way to update nested structures
...al and 'mutation' of an immutable data structure. Scalaz provides Zippers for Stream (scalaz.Zipper), and Tree (scalaz.TreeLoc). It turns out that the structure of the zipper is automatically derivable from the original data structure, in a manner that resembles symbolic differentiation of an algebr...