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SVG get text element width
...se. I am going to revisit this next year when I get some time. I have some ideas about making text metrics more accurate for my cases that don’t use a brute force approach.
– agent-p
Nov 27 '19 at 17:11
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Java concurrency: Countdown latch vs Cyclic barrier
...it until a certain callback has been called a number of times. You have no idea which threads the callback will be called on. In this case, a CountDownLatch is perfect, whereas I can't think of any way to implement this using a CyclicBarrier (actually, I can, but it involves timeouts... yuck!).
I j...
How can I convert NSDictionary to NSData and vice versa?
... error:&error];
The latest returns id, so its a good idea to check the returned object type after you cast (here i casted to NSDictionary).
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Generate an integer that is not among four billion given ones
... repeat, either. (Following the question actually asked is probably a good idea in an interview, right? ;-))
– Christopher Creutzig
Aug 24 '11 at 6:24
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What is a build tool?
... command line, either inside an IDE or completely separate from it.
The idea is to separate the work of compiling and packaging your code from creation, debugging, etc.
A build tool can be run on the command or inside an IDE, both triggered by you. They can also be used by continuous integratio...
How many files can I put in a directory?
... find(1) and/or xargs(1) for these cases. For the same reason it's a good idea to use such tools in scripts instead of command line expansion.
– Dave C
Jan 21 '09 at 21:25
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ruby inheritance vs mixins
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I think mixins are a great idea, but there's another problem here that nobody has mentioned: namespace collisions. Consider:
module A
HELLO = "hi"
def sayhi
puts HELLO
end
end
module B
HELLO = "you stink"
def sayhi
puts HELLO
end...
Jsoup SocketTimeoutException: Read timed out
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Setting an infinite timeout is a bad idea in most cases. Use a long timeout, but always specify one. See MarcoS answer.
– stepanian
Dec 20 '14 at 22:46
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Sync data between Android App and webserver [closed]
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Your idea is brilliant but still can't understand table design properly. Along with rest services and proper synchronization service it works
– Ahesanali Suthar
Jan 1 '17 at 13:58
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Android map v2 zoom to show all the markers
...rlier version this can be achieved from zoomToSpan() but in v2 I have no idea how about doing that. Further, I know the radius of the circle that needs to be visible.
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