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How to concatenate two numbers in javascript?
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Ok so, suposing the values 5 and 6 are in two variables: var1 = 5; var2 = 6; will it still work
– Heidi
Nov 12 '09 at 17:03
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Libraries do not get added to APK anymore after upgrade to ADT 22
I have a rather big Android App project that is referencing several library projects. Everything was fine until i upgraded the eclipse ADT plugin to the newest version (v22). I also upgraded the SDK of course. I do not see any compile errors in eclipse, but when i run the project on the phone i get ...
What is the difference between shallow copy, deepcopy and normal assignment operation?
...wards the existing object. The docs explain the difference between shallow and deep copies:
The difference between shallow and deep copying is only relevant for
compound objects (objects that contain other objects, like lists or
class instances):
A shallow copy constructs a new compo...
What does it mean to “program to an interface”?
I have seen this mentioned a few times and I am not clear on what it means. When and why would you do this?
32 Answers
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Difference between freeze and seal
I just heard about the JavaScript methods freeze and seal , which can be used to make any Object immutable.
8 Answers
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C++11 rvalues and move semantics confusion (return statement)
I'm trying to understand rvalue references and move semantics of C++11.
6 Answers
6
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How to get the mouse position without events (without moving the mouse)?
...t; elements that changes a property (let's say font-family). In your load handler, cycle through each of the 4 million <a> elements, checking currentStyle / getComputedStyle() until you find the one with the hover font. Extrapolate back from this element to get the co-ordinates within the docu...
What algorithm can be used for packing rectangles of different sizes into the smallest rectangle pos
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The quick and dirty first pass solution is always a great one to start with, as a comparison if nothing else.
Greedy placement from large to small.
Put the largest rectangle remaining into your packed area. If it can't fit anywhere, ...
How do I 'overwrite', rather than 'merge', a branch on another branch in Git?
I have two branches, email and staging . staging is the latest one and I no longer need the old changes in email branch, yet I don't want to delete them.
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How to “return an object” in C++?
...t of the problem (I know the difference between having things on the stack and putting them on the heap).
8 Answers
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