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How to check if a Ruby object is a Boolean
...t is less cryptic in intent than the !!foo == foo.
– stringsn88keys
Nov 14 '17 at 19:38
Downright pythonic! Definitely...
How to check if an object is a certain type
...full to others.
First, some definitions:
There are TypeNames, which are string representations of the type of an object, interface, etc. For example, Bar is a TypeName in Public Class Bar, or in Dim Foo as Bar. TypeNames could be seen as "labels" used in the code to tell the compiler which type d...
How do I run only specific tests in Rspec?
...
You can run all tests that contain a specific string with --example (or -e) option:
rspec spec/models/user_spec.rb -e "User is admin"
I use that one the most.
share
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convert UIImage to NSData
... UIImage *snapshot = self.myImageView.image;
[self encodeImageToBase64String:snapshot];
}
call this method for image convert in base 64
-(NSString *)encodeImageToBase64String:(UIImage *)image
{
return [UIImagePNGRepresentation(image) base64EncodedStringWithOptions:NSDataB...
How to decompile an APK or DEX file on Android platform? [closed]
...
DecompileAndroid unfortunately doesn't decompile strings.xml correctly
– goRGon
Feb 5 '15 at 19:50
...
Create directory if it does not exist
...emp\
}
The first line creates a variable named $path and assigns it the string value of "C:\temp\"
The second line is an If statement which relies on the Test-Path cmdlet to check if the variable $path does not exist. The not exists is qualified using the ! symbol.
Third line: If the path stored ...
Replace \n with actual new line in Sublime Text
... appear to be working, you might want to try replacing \n with your target string -- \\n replaces the actual sequence "\n" in the text content within your document, whereas \n replaces actual line breaks in the document.
– duhaime
Feb 18 '19 at 14:52
...
When is -XAllowAmbiguousTypes appropriate?
...stances, OverlappingInstances #-}
class Foo a where
whichOne :: a -> String
instance Foo a where
whichOne _ = "a"
instance Foo [a] where
whichOne _ = "[a]"
-- |
-- >>> main
-- [a]
main :: IO ()
main = putStrLn $ whichOne (undefined :: [Int])
But GHC is not okay with overlappi...
Save bitmap to location
...ssion rate of 85% :
// Assume block needs to be inside a Try/Catch block.
String path = Environment.getExternalStorageDirectory().toString();
OutputStream fOut = null;
Integer counter = 0;
File file = new File(path, "FitnessGirl"+counter+".jpg"); // the File to save , append increasing numeric coun...
Is it possible to search for a particular filename on GitHub?
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It's a pity it only does "path contains this string anywhere" and not like filename globs or anything like that :|
– rogerdpack
May 17 '19 at 23:09
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