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Real World Example of the Strategy Pattern
...urn the correct strategy instance for the cipher.
I hope this helps.
( I don't even know if Cipher is the right word :P )
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Catching an exception while using a Python 'with' statement
...readlines()
except EnvironmentError: # parent of IOError, OSError *and* WindowsError where available
print 'oops'
If you want different handling for errors from the open call vs the working code you could do:
try:
f = open('foo.txt')
except IOError:
print('error')
else:
with f:
...
How to download a file with Node.js (without using third-party libraries)?
How do I download a file with Node.js without using third-party libraries ?
27 Answers
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Quickly find whether a value is present in a C array?
...ler will most likely not produce the fastest code compared to what you can do with hand tuned assembly language. I tend to take the path of least resistance - for small routines like this, I just write asm code and have a good idea how many cycles it will take to execute. You may be able to fiddle w...
Declaring a default constraint when creating a table
... by writing the code instead of using the GUI, I am trying to learn how to do it "the manual way".
1 Answer
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puts vs logger in rails rake tasks
...ils) && (Rails.env == 'development')
Rails.logger = Logger.new(STDOUT)
end
This is Rails 3 code. Note that this will override logging to development.log. If you want both STDOUT and development.log you'll need a wrapper function.
If you'd like this behaviour only in the Rails console, p...
Files showing as modified directly after a Git clone
... The offending line in .gitattributes came from Mathias Bynen's dotfiles, in case anyone else comes across this.
– SeanPONeil
Mar 19 '13 at 14:21
32
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What is Castle Windsor, and why should I care?
I'm a long-time Windows developer, having cut my teeth on win32 and early COM. I've been working with .NET since 2001, so I'm pretty fluent in C# and the CLR. I'd never heard of Castle Windsor until I started participating in Stack Overflow. I've read the Castle Windsor "Getting Started" guide, b...
Why is creating a Thread said to be expensive?
... data structures.
It is also expensive in the sense that the thread ties down resources as long as it is alive; e.g. the thread stack, any objects reachable from the stack, the JVM thread descriptors, the OS native thread descriptors.
The costs of all of these things are platform specific, but th...
Is there a way to remove the separator line from a UITableView?
...remove the separator line in a UITableView when in the plain mode. This is done automatically in grouped, but this also changes the dimensions of the table in a way that is hard to measure. I have set the seperator line color to colorClear. But this does not completely solve the problem.
...