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How is Racket different from Scheme?
... descendant of Scheme. How is Racket different than R6RS? What did it add, or take away, or is just different?
6 Answers
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“From View Controller” disappears using UIViewControllerContextTransitioning
...archy at all!
I played around a bit and it looks like there is an easy workaround, for simple cases. You can just re-add the toViewController's view as a subview of the key window's:
transitionContext.completeTransition(true)
UIApplication.sharedApplication().keyWindow!.addSubview(toViewControll...
Create a GUID in Java
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Have a look at the UUID class bundled with Java 5 and later.
For example:
If you want a random UUID you can use the randomUUID method.
If you want a UUID initialized to a specific value you can use the UUID constructor or the fromString method.
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JSLint says “missing radix parameter”
...ys a good practice to pass radix with parseInt -
parseInt(string, radix)
For decimal -
parseInt(id.substring(id.length - 1), 10)
If the radix parameter is omitted, JavaScript assumes the following:
If the string begins with "0x", the radix is 16 (hexadecimal)
If the string begins with "0", the ra...
Eclipse compilation error: The hierarchy of the type 'Class name' is inconsistent
...ftware written in Java and tried to compile it using Eclipse.
I got the error: " The hierarchy of the type 'Class name' is inconsistent " in some files.
What causes these errors and how do I fix them?
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MySQL ON DUPLICATE KEY UPDATE for multiple rows insert in single query
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Use keyword VALUES to refer to new values (see documentation).
INSERT INTO beautiful (name, age)
VALUES
('Helen', 24),
('Katrina', 21),
('Samia', 22),
('Hui Ling', 25),
('Yumie', 29)
ON DUPLICATE KEY UPDATE
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Mocking objects with Moq when constructor has parameters
I have an object I'm trying to mock using moq. The object's constructor has required parameters:
2 Answers
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Python Image Library fails with message “decoder JPEG not available” - PIL
PIL does support JPEG in my system.
15 Answers
15
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Get all git commits since last tag
...ourlasttag>..HEAD --oneline
and in case you don't know your latest tag or want this to be dynamic, on windows you could do
for /f "delims=" %a in ('git describe --tags --abbrev^=0') do @set latesttag=%a
git log %latesttag%..HEAD --oneline
and on linux / git bash / windows bash
git log $(git ...
Usage of forceLayout(), requestLayout() and invalidate()
I'm a bit confused about the roles of forceLayout() , requestLayout() and invalidate() methods of the View class.
6 ...