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Eclipse error: indirectly referenced from required .class files?
..., it's what it means probably most of the time.
– butallmj
Feb 6 '14 at 20:03
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ERROR 1044 (42000): Access denied for user ''@'localhost' to database 'db'
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how can I go to bash?I had problem installing mysql see here superuser.com/questions/377679/… I just know abt it in command line
– Nickool
Jan 12 '12 at 17:01
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What is the difference between exit() and abort()?
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abort() exits your program without calling functions registered using atexit() first, and without calling objects' destructors first. exit() does both before exiting your program. It does not call destructors for automatic objects though. So
A a;
void test() ...
Thou shalt not inherit from std::vector
Ok, this is really difficult to confess, but I do have a strong temptation at the moment to inherit from std::vector .
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What is the difference between pluck and collect in Rails?
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When you do:
User.first.gifts.collect(&:id)
You have objects with all fields loaded and you simply get the id thanks to the method based on Enumerable.
So:
if you only need the id with Rails 4, use ids: User.first.gifts.ids
if you only need some fields with Rails 4, use pluck: User.first...
JavaScript to scroll long page to DIV
...ding to the great compatibility-tables on quirksmode, this is supported by all major browsers!
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When should I use a struct instead of a class?
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MSDN has the answer:
Choosing Between Classes and Structures.
Basically, that page gives you a 4-item checklist and says to use a class unless your type meets all of the criteria.
Do not define a structure unless the
type has all of the following
characteristics:
It logica...
How to start two threads at “exactly” the same time
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// Now if we block on the gate from the main thread, it will open
// and all threads will start to do stuff!
gate.await();
System.out.println("all threads started");
This doesn't have to be a CyclicBarrier, you could also use a CountDownLatch or even a lock.
This still can't make sure that ...
Flexbox not giving equal width to elements
...t has up to 5 items and as little as 3, but it's not dividing the width equally between all the elements.
2 Answers
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Load image from resources area of project in C#
... an image in my project stored at Resources/myimage.jpg. How can I dynamically load this image into Bitmap object?
16 Answ...