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Red black tree over avl tree
...od insights on differences, similarities, performance, etc.
Here's a quote from the article:
RB-Trees are, as well as AVL trees, self-balancing. Both of them provide O(log n) lookup and insertion performance.
The difference is that RB-Trees guarantee O(1) rotations per insert operation. That is wha...
Print a file, skipping the first X lines, in Bash [duplicate]
...number>, I just tested it. So tail -n +1 won't skip anything, but start from the first line instead.
– Andres F.
Aug 22 '12 at 14:36
19
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Why is list initialization (using curly braces) better than the alternatives?
...
Basically copying and pasting from Bjarne Stroustrup's "The C++ Programming Language 4th Edition":
List initialization does not allow narrowing (§iso.8.5.4). That is:
An integer cannot be converted to another integer that cannot hold its value. For ex...
Fatal Error: Allowed Memory Size of 134217728 Bytes Exhausted (CodeIgniter + XML-RPC)
... @user1767586 then set it to a sane value. You could prevent the script from throwing the error by setting it to 1024M. If this answer said ini_set('memory_limit', '1024M'); You could copy-paste that and be ok. By setting it to -1 you are setting yourself up to have a script that consumes all mem...
Default value of a type at Runtime [duplicate]
... /// <para></para>
/// false = The object has been changed from its default value.
/// </returns>
public static bool IsObjectSetToDefault(this Type ObjectType, object ObjectValue)
{
// If no ObjectType was supplied, attempt to determine from ObjectValue
...
continue processing php after sending http response
My script is called by server. From server I'll receive ID_OF_MESSAGE and TEXT_OF_MESSAGE .
12 Answers
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How do I check the operating system in Python?
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You can use sys.platform:
from sys import platform
if platform == "linux" or platform == "linux2":
# linux
elif platform == "darwin":
# OS X
elif platform == "win32":
# Windows...
sys.platform has finer granularity than sys.name.
For th...
What's the difference between eval, exec, and compile?
...s the value of the given expression, whereas exec ignores the return value from its code, and always returns None (in Python 2 it is a statement and cannot be used as an expression, so it really does not return anything).
In versions 1.0 - 2.7, exec was a statement, because CPython needed to produ...
How do I run git log to see changes only for a specific branch?
... @HighwayofLife: --no-merges may appear that it's only showing commits from a specific branch, but it's really only showing commits that did not result in a merge
– rynmrtn
Apr 8 '13 at 20:16
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java.lang.OutOfMemoryError: Java heap space
...rofiler.netbeans.org) which has very good documentation about the profile, from the very basics to more advanced use.
– Thomas Owens
Oct 20 '09 at 18:03
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