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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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“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...
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 ...
How do I add spacing between columns in Bootstrap?
...ented here. The spacing is consistent so that all of your columns line up correctly. To get even spacing and column size I would do the following:
<div class="row">
<div class="col-md-5"></div>
<div class="col-md-5 col-md-offset-2"></div>
</div>
In Bootstrap ...
Java Constructor Inheritance
I was wondering why in java constructors are not inherited? You know when you have a class like this:
10 Answers
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Reading InputStream as UTF-8
... = new BufferedReader(new InputStreamReader(url.openStream(), "UTF-8"));
or since Java 7:
BufferedReader in = new BufferedReader(new InputStreamReader(url.openStream(), StandardCharsets.UTF_8));
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