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What is the most efficient string concatenation method in python?
...is worth remembering also that this is an old article and it predates the em>x m>istence of things like ''.join (although I guess string.joinfields is more-or-less the same)
On the strength of that, the array module may be fastest if you can shoehorn your problem into it. But ''.join is probably fast e...
What does “@private” mean in Objective-C?
.... Private members cannot be accessed by subclasses or other classes.
For em>x m>ample:
@interface MyClass : NSObject
{
@private
int someVar; // Can only be accessed by instances of MyClass
@public
int aPublicVar; // Can be accessed by any object
}
@end
Also, to clarify, methods are...
android.view.InflateEm>x m>ception: Binary m>X m>ML file line #12: Error inflating class
... that such error may occurs for my different layout resources. The line of m>X m>ML is also varying.
31 Answers
...
How do I sort strings alphabetically while accounting for value when a string is numeric?
..., "lauren", "007", "90", "101"};
foreach (var thing in things.OrderBy(m>x m> => m>x m>, new SemiNumericComparer()))
{
Console.WriteLine(thing);
}
}
public class SemiNumericComparer: IComparer<string>
{
/// <summary>
/// Method to determine if a string is a num...
string to string array conversion in java
...tart you off on your assignment, String.split splits strings on a regular em>x m>pression and this em>x m>pression may be an empty string:
String[] ary = "abc".split("");
Yields the array:
(java.lang.String[]) [, a, b, c]
Getting rid of the empty 1st entry is left as an em>x m>ercise for the reader :-)
Note: In ...
__lt__ instead of __cmp__
Python 2.m>x m> has two ways to overload comparison operators, __cmp__ or the "rich comparison operators" such as __lt__ . The rich comparison overloads are said to be preferred, but why is this so?
...
Do Swift-based applications work on OS m>X m> 10.9/iOS 7 and lower?
Will Swift-based applications work on OS m>X m> 10.9 (Mavericks)/iOS 7 and lower?
19 Answers
...
Reset C int array to zero : the fastest way?
...all-bits-zero is a valid representation of 0 for all integer types in all em>x m>isting C and C++ implementations, which is why the committee was able to add that requirement. (There is no similar guarantee for floating-point or pointer types.)
– Keith Thompson
Jun ...
Select N random elements from a List in C#
...ed a quick algorithm to select 5 random elements from a generic list. For em>x m>ample, I'd like to get 5 random elements from a List<string> .
...
Using LINQ to remove elements from a List
...
Well, it would be easier to em>x m>clude them in the first place:
authorsList = authorsList.Where(m>x m> => m>x m>.FirstName != "Bob").ToList();
However, that would just change the value of authorsList instead of removing the authors from the previous collection....