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How do I sort a Set to a List in Java?
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ha ha I thought its from default pack like java.util ok thank you.
– sunleo
Nov 17 '12 at 9:32
3
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Is it safe to check floating point values for equality to 0?
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From the MSDN entry for Double.Equals:
Precision in Comparisons
The Equals method should be used with
caution, because two apparently
equivalent values can be unequal due
to the differing precision of the two
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Java: how to initialize String[]?
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I believe you just migrated from C++, Well in java you have to initialize a data type(other then primitive types and String is not a considered as a primitive type in java ) to use them as according to their specifications if you don't then its just lik...
Tips for a successful AppStore submission? [closed]
...otice before your App goes live, and the review process can take any where from a few hours to a few weeks. Make sure you have a website up and running and the ability to accept (and provide) feedback. I just used Blogger.
Unless your app is trivial the real world will find problems that you didn't...
In php, is 0 treated as empty?
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From a linguistic point of view empty has a meaning of without value. Like the others said you'll have to use isset() in order to check if a variable has been defined, which is what you do.
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Responsive image map
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Tutorial link is broken. The image from the jsfiddle as well.
– Cristiano Maia
Nov 27 '16 at 13:46
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Convert JS date time to MySQL datetime
...and local time in minutes.
// 60000 = 60*1000 converts getTimezoneOffset() from minutes to milliseconds.
var fixedtime = new Date(isotime.getTime()-(starttime.getTimezoneOffset()*60000));
// toISOString() is always 24 characters long: YYYY-MM-DDTHH:mm:ss.sssZ.
// .slice(0, 19) removes the last 5 ch...
How to get first element in a list of tuples?
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From a performance point of view, in python3.X
[i[0] for i in a] and list(zip(*a))[0] are equivalent
they are faster than list(map(operator.itemgetter(0), a))
Code
import timeit
iterations = 100000
init_time = timeit.t...
Check if directory mounted with bash
...ing the mount command without arguments will tell you the current mounts. From a shell script, you can check for the mount point with grep and an if-statement:
if mount | grep /mnt/md0 > /dev/null; then
echo "yay"
else
echo "nay"
fi
In my example, the if-statement is checking the exit...
Usage of forceLayout(), requestLayout() and invalidate()
...child view's size on runtime but only in particular cases like constraints from the parent view(by that I mean that the parent height or width are WRAP_CONTENT and so match measure the children before they can wrap them again)
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