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Android: How can I validate EditText input?
... edited May 23 '17 at 11:47
Community♦
111 silver badge
answered May 18 '10 at 9:28
NiksNiks
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HTTP Error 503, the service is unavailable
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98
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How to find an available port?
... Apr 20 '10 at 13:24
Graham EdgecombeGraham Edgecombe
3,45311 gold badge1717 silver badges1212 bronze badges
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Retrieving the output of subprocess.call() [duplicate]
...derr, stdout, and/or stdin parameters and read from the pipes by using the communicate() method:
from subprocess import Popen, PIPE
p = Popen(['program', 'arg1'], stdin=PIPE, stdout=PIPE, stderr=PIPE)
output, err = p.communicate(b"input data that is passed to subprocess' stdin")
rc = p.returncode
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Algorithm to detect overlapping periods [duplicate]
...th "yes if both were born before the other died". The reason this works becomes clear when you express the opposite: "no if either died before the other was born." In effect, testing for case 5 only: overlap = !(a.start > b.end || b.start > a.end)
– Bob Stein
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Rails 4: assets not loading in production
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In rails 4 you need to make the changes below:
config.assets.compile = true
config.assets.precompile = ['*.js', '*.css', '*.css.erb']
This works with me. use following command to pre-compile assets
RAILS_ENV=production bundle exec rake assets:precompile
Best of luck!
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What is the Swift equivalent of isEqualToString in Objective-C?
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@user1040049 You can't compare String using === operator because String in swift is of type struct not class. If you type cast your text/string as NSString you can compare using === operator.
– sanjana
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What is the C# equivalent of friend? [duplicate]
...far prefer using this over reflection, which isn't refactoring-friendly or compile-time-checking-friendly.
– Jon Skeet
Jan 22 '14 at 18:53
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How do I display the current value of an Android Preference in the Preference summary?
This must come up very often.
34 Answers
34
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How can I enable the Windows Server Task Scheduler History recording?
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