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What use is find_package() if you need to specify CMAKE_MODULE_PATH anyway?
...ay, now I see. Usually the file that you "optimize away" serve for loading extra stuff like find_dependency. I think it's a good template to start so I will keep it even it's not used in fact. The rest of the code looks more simplier because you're missing some functionality like version, export for...
Concurrent HashSet in .NET Framework?
...can use a simple byte (1 byte in memory).
private ConcurrentDictionary<string, byte> _data;
This is the recommended option because the type is thread-safe and provide you the same advantages than a HashSet<T> except key and value are different objects.
Source: Social MSDN
Concurrent...
What are the details of “Objective-C Literals” mentioned in the Xcode 4.4 release notes?
...Array, NSDictionary, and NSNumber (just like one can create literals for NSString)
NSArray Literals
Previously:
array = [NSArray arrayWithObjects:a, b, c, nil];
Now:
array = @[ a, b, c ];
NSDictionary Literals
Previously:
dict = [NSDictionary dictionaryWithObjects:@[o1, o2, o3]
...
What is the difference between “text” and new String(“text”)?
...
new String("text");
explicitly creates a new and referentially distinct instance of a String object; String s = "text"; may reuse an instance from the string constant pool if one is available.
You very rarely would ever want to ...
What is SQL injection? [duplicate]
...
SQL injection happens when you interpolate some content into a SQL query string, and the result modifies the syntax of your query in ways you didn't intend.
It doesn't have to be malicious, it can be an accident. But accidental SQL injection is more likely to result in an error than in a vulnera...
StringIO in Python3
I am using Python 3.2.1 and I can't import the StringIO module. I use
io.StringIO and it works, but I can't use it with numpy 's genfromtxt like this:
...
Making a triangle shape using xml definitions?
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@user531069 : put this on your strings.xml : <string name="bottom_arrow">&#9660;</string>
– user1079425
Sep 8 '15 at 23:49
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Remove spaces from std::string in C++
What is the preferred way to remove spaces from a string in C++? I could loop through all the characters and build a new string, but is there a better way?
...
How to use Regular Expressions (Regex) in Microsoft Excel both in-cell and loops
...not be present but can only be matched one time.
E.g. [a-z]? matches empty string or any single lower case letter.
* Match zero or more of the pattern defined before it.
- E.g. Wildcard for pattern that may or may not be present.
- E.g. [a-z]* matches empty string or string of lower case letter...
What is the easiest way to remove the first character from a string?
...rate one more suggested answer:
require 'benchmark'
N = 1_000_000
class String
def eat!(how_many = 1)
self.replace self[how_many..-1]
end
def first(how_many = 1)
self[0...how_many]
end
def shift(how_many = 1)
shifted = first(how_many)
self.replace self[how_many..-1]
...