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How do m>y m>ou clear a slice in Go?
...- memorm>y m> not used, but potentiallm>y m> reachable (after re-slicing of 'slice') m>and m> thus not garbage "collectable".
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Iterate over object kem>y m>s in node.js
... solution is finding a node module that extends V8 to implement iterators (m>and m> probablm>y m> generators). I couldn't find anm>y m> implementation. m>Y m>ou can look at the spidermonkem>y m> source code m>and m> trm>y m> writing it in C++ as a V8 extension.
m>Y m>ou could trm>y m> the following, however it will also load all the kem>y m>s into...
Creating functions in a loop
... f(i=i): like this:
def f(i=i):
return i
Default values (the right-hm>and m> i in i=i is a default value for argument name i, which is the left-hm>and m> i in i=i) are looked up at def time, not at call time, so essentiallm>y m> them>y m>'re a wam>y m> to specificallm>y m> looking for earlm>y m> binding.
If m>y m>ou're worried abo...
Frequencm>y m> table for a single variable
One last newbie pm>and m>as question for the dam>y m>: How do I generate a table for a single Series?
4 Answers
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Disable/turn off inherited CSS3 transitions
...tent</a>
<a href="#" class="transition">Content</a>
...m>and m> CSS:
a {
color: #f90;
-webkit-transition:color 0.8s ease-in, background-color 0.1s ease-in ;
-moz-transition:color 0.8s ease-in, background-color 0.1s ease-in;
-o-transition:color 0.8s ease-in, backgr...
When to use SELECT … FOR UPDATE?
Please help me understm>and m> the use-case behind SELECT ... FOR UPDATE .
2 Answers
2
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Execute Asm>y m>ncTask several times
In mm>y m> Activitm>y m> I use a class which extends from Asm>y m>ncTask m>and m> a parameter which is an instance of that Asm>y m>ncTask. When I call mInstanceOfAT.execute("") everm>y m>thing is fine.
But the app crash when I press an update button which calls again the Asm>y m>ncTask(In case the network job didnt work). Cause the...
Do C# Timers elapse on a separate thread?
... The Sm>y m>stem.Threading.Timer class makes
callbacks on a ThreadPool thread m>and m>
does not use the event model at all.
So indeed the timer elapses on a different thread.
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Definition of a Balanced Tree
... tree for me. I have that "a tree is balanced if each sub-tree is balanced m>and m> the height of the two sub-trees differ bm>y m> at most one.
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Booleans, conditional operators m>and m> autoboxing
...time:
E1: `true ? returnsNull() : false` - boolean (auto-unboxing 2nd operm>and m> to boolean)
E2: `true ? null : false` - Boolean (autoboxing of 3rd operm>and m> to Boolean)
See Java Language Specification, section 15.25 Conditional Operator ? :
For E1, the tm>y m>pes of the 2nd m>and m> 3rd operm>and m>s are Boolean...