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Why are hexadecimal numbers prefixed with 0x?
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How do I use brew installed Python as the default Python?
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bbaassssiiee
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answered Sep 11 '11 at 0:37
VishalVishal
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Python data structure sort list alphabetically
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241
[] denotes a list, () denotes a tuple and {} denotes a dictionary. You should take a look at th...
Difference between two lists
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Using Except is exactly the right way to go. If your type overrides Equals and GetHashCode, or ...
How expensive is RTTI?
...reflect the change in runtime memory usage.
A quick experiment (using GCC 4.4.3 on Ubuntu 10.04 64-bit) shows that -fno-rtti actually increases the binary size of a simple test program by a few hundred bytes. This happens consistently across combinations of -g and -O3. I'm not sure why the size wou...
How can I strip first X characters from string using sed?
... in a small industrial box. I have a variable containing the text pid: 1234 and I want to strip first X characters from the line, so only 1234 stays. I have more variables I need to "clean", so I need to cut away X first characters and ${string:5} doesn't work for some reason in my system.
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design a stack such that getMinimum( ) should be O(1)
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Real stack Min stack
5 --> TOP 1
1 1
4 2
6 2
2 2
After popping twice you get:
Real stack Min stack
4 2
6 2
2 2
Please let me know if this isn't enough in...
Convert tabs to spaces in Notepad++
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To convert existing tabs to spaces, press Edit->Blank Operations->TAB to Space.
If in the...
Why doesn't 'ref' and 'out' support polymorphism?
...iable of type Mammal.
Clearly we want to make that illegal.
Conclusion 4: out parameters cannot be made "larger".
Final conclusion: Neither ref nor out parameters may vary their types. To do otherwise is to break verifiable type safety.
If these issues in basic type theory interest you, cons...