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How to calculate time in hours between two dates in iOS
...enDates = [date1 timeIntervalSinceDate:date2];
double secondsInAnHour = 3600;
NSInteger hoursBetweenDates = distanceBetweenDates / secondsInAnHour;
See, the apple reference library http://developer.apple.com/library/mac/navigation/
or if you are using Xcode just select help/documentation from th...
How do Google+ +1 widgets break out of their iframe?
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edited Mar 17 '17 at 10:45
Community♦
111 silver badge
answered Sep 5 '11 at 23:03
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How to convert milliseconds into human readable form?
...obody else has stepped up, I'll write the easy code to do this:
x = ms / 1000
seconds = x % 60
x /= 60
minutes = x % 60
x /= 60
hours = x % 24
x /= 24
days = x
I'm just glad you stopped at days and didn't ask for months. :)
Note that in the above, it is assumed that / represents truncating integ...
How to read a text file reversely with iterator in C#
I need to process a large file, around 400K lines and 200 M. But sometimes I have to process from bottom up. How can I use iterator (yield return) here? Basically I don't like to load everything in memory. I know it is more efficient to use iterator in .NET.
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How can you get the SSH return code using Paramiko?
....set_missing_host_key_policy(paramiko.WarningPolicy())
client.connect('127.0.0.1', password=pw)
while True:
cmd = raw_input("Command to run: ")
if cmd == "":
break
chan = client.get_transport().open_session()
print "running '%s'" % cmd
chan.exec_command(cmd)
print "e...
enum - getting value of enum on string conversion
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edited Jun 30 '14 at 10:16
answered Jun 30 '14 at 10:01
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Making text background transparent but not text itself
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170
Don't use opacity for this, set the background to an RGBA-value instead to only make the backgro...
Why main does not return 0 here?
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That rule was added in the 1999 version of the C standard. In C90, the status returned is undefined.
You can enable it by passing -std=c99 to gcc.
As a side note, interestingly 9 is returned because it's the return of printf which just wrote 9 characters.
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CSS content property: is it possible to insert HTML instead of Text?
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answered Dec 22 '10 at 0:10
BoltClock♦BoltClock
601k141141 gold badges12621262 silver badges12641264 bronze badges
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How to programmatically show next view in ViewPager?
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yprez
12.6k1010 gold badges4949 silver badges6969 bronze badges
answered Nov 12 '11 at 9:26
Vaibhav MishraVaibhav...