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Return two and more values from a method
...didn't show that you can use destructuring bind in the parameter list of a block or method.
Here's just an appetizer:
def foo(((a, b, c, d), e, *f), g, *h)
local_variables.sort.each do |lvar| puts "#{lvar} => #{eval(lvar).inspect}" end
end
foo([[1, 2, 3], 4, 5, 6], 7, 8, 9)
# a => 1
# b =...
How to configure encoding in Maven?
... This works as expected while adding the 2 properties to the properties block of the pom.xml file. Thanks.
– jpruiz114
Apr 5 at 19:59
add a comment
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What is the runtime performance cost of a Docker container?
...ctory lookups, for instance, are a place where I'd expect to see overhead; block-level reads, writes and seeks (which the given charts focus heavily on) aren't.
– Charles Duffy
Oct 14 '17 at 12:48
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What is the difference between using IDisposable vs a destructor in C#?
...vious topics on this:
deterministic finalization
disposing objects
using block
resources
Finally, note that it is not uncommon for an IDisposable object to also have a finalizer; in this case, Dispose() usually calls GC.SuppressFinalize(this), meaning that GC doesn't run the finalizer - it simpl...
How to add a touch event to a UIView?
...
It's not too bad, but I wish there were a block based API like github.com/neror/ftutils/blob/master/Headers/FTUtils/…. Xcode 4 does have support for adding/configuring gesture recognizers in Interface Builder, too.
– Nathan Eror
...
Nohup is not writing log to output file
...uses line-buffering in interactive case (stdout is connected to a tty) and block-buffering when redirected to a file. If python -u doesn't work; nohup might have introduced its own buffering.
– jfs
Oct 16 '12 at 17:37
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Move an array element from one array position to another
...p in step 1, you can simply use this[new_index] = undefined; within the if block. As Javascript arrays are sparse this will extend the array size to include the new_index for the .splice to work but without needing to create any intervening elements.
– Rebecka
...
Why does sun.misc.Unsafe exist, and how can it be used in the real world?
... Never heard of it either, but I love their park() documentation: "Block current thread, returning when a balancing unpark occurs, or a balancing unpark has already occurred, or the thread is interrupted, or, if not absolute and time is not zero, the given time nanoseconds have elapsed, or i...
Stretch child div height to fill parent that has dynamic height
...table-cell to bring those elements inline instead of using display: inline-block or float: left.
div#container {
padding: 20px;
background: #F1F1F1
}
.content {
width: 150px;
background: #ddd;
padding: 10px;
display: table-cell;
vertical-align: top;
}
.text {
font-fa...
Redefining NULL
...cumentation states:
If the function failed to allocate the
requested block of memory, a null
pointer is returned.
Because malloc and related functions are already compiled into binaries with a specific NULL value, if you redefine NULL, you won't be able to directly use the C std library un...