大约有 35,488 项符合查询结果（耗时：0.0447秒） [XML]
argparse: identify which subparser was used [duplicate]
...port argparse
parser = argparse.ArgumentParser( version='pyargparsetest 1.0' )
subparsers = parser.add_subparsers(help='commands')
# all
all_parser = subparsers.add_parser('all', help='process all apps')
all_parser.set_defaults(which='all')
# app
app_parser = subparsers.add_parser('app', help='pr...
Format number as fixed width, with leading zeros [duplicate]
...ting code %3d means format a number as integer of width 3:
a <- seq(1,101,25)
sprintf("name_%03d", a)
[1] "name_001" "name_026" "name_051" "name_076" "name_101"
Another is formatC and paste:
paste("name", formatC(a, width=3, flag="0"), sep="_")
[1] "name_001" "name_026" "name_051" "name_076" ...
How to send HTML-formatted email? [duplicate]
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ShaiShai
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How to check if a class inherits another class without instantiating it? [duplicate]
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edited Jun 22 '12 at 13:04
Wernight
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answ...
How to get file size in Java [duplicate]
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edited Jul 19 '16 at 8:07
RvanHeest
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answered Jan 4 '12 at 2:20
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Rails - link_to helper with data-* attribute [duplicate]
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answered Jan 4 '12 at 22:07
sethvargosethvargo
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Checking whether a string starts with XXXX
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710
aString = "hello world"
aString.startswith("hello")
More info about startswith.
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Disabled form fields not submitting data [duplicate]
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30
As it was already mentioned: READONLY does not work for <input type='checkbox'> and <se...
Correct way to check if a type is Nullable [duplicate]
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answered Jan 20 '12 at 10:27
Jon SkeetJon Skeet
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How can I convert a series of images to a PDF from the command line on linux? [closed]
...ort the images in the way you want ? e.g. page_1.png, page_2.png ... page_10.png -> page_10 will appear before page_1
– vcarel
Jul 17 '13 at 0:29
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