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Remove a string from the beginning of a string
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Takes: 0.1749 ms (0.000,174,999 seconds) the 1st run (compiling), and 0.0510 ms (0.000,051,021 seconds) after.
Profiled on my server, obviously.
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Are non-synchronised static methods thread safe if they don't modify static class variables?
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This method is 100% thread safe, it would be even if it wasn't static. The problem with thread-safety arises when you need to share data between threads - you must take care of atomicity, visibility, etc.
This method only operates on param...
Array.push() if does not exist?
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answered Jan 1 '10 at 11:12
Darin DimitrovDarin Dimitrov
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HTML - how can I show tooltip ONLY when ellipsis is activated
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edited Feb 25 '14 at 10:07
Bob
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answered Nov 6 '...
How do I test which class an object is in Objective-C?
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answered Jan 13 '10 at 10:48
VladimirVladimir
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How to detect UI thread on Android?
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stackoverflow.com/questions/11411022/… This answer is nice too)
– UnknownJoe
Feb 6 '14 at 20:58
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Can vim monitor realtime changes to a file
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103
You can :set autoread so that vim reads the file when it changes. However (depending on your p...
Access lapply index names inside FUN
... the next releases.
You can get the index using this:
> lapply(list(a=10,b=20), function(x){parent.frame()$i[]})
$a
[1] 1
$b
[1] 2
Note: the [] is required for this to work, as it tricks R into thinking that the symbol i (residing in the evaluation frame of lapply) may have more references, ...
Why doesn't list have safe “get” method like dictionary?
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10
I don't think this is about efficiency at at all - checking if a key is present in a dictionary and / or returning an item are O(1). It wo...
How to configure MongoDB Java driver MongoOptions for production use?
...ts this number per app server).
There is no need to set this higher than 100 in most cases but this setting is one of those "test it and see" things. Do note that you will have to make sure you set this low enough so that the total amount of connections to your server do not exceed
db.serverStat...