大约有 48,000 项符合查询结果(耗时:0.0926秒) [XML]
Error during SSL Handshake with remote server
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edited Oct 28 '14 at 20:22
Community♦
111 silver badge
answered Feb 27 '14 at 13:14
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what is the unsigned datatype?
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answered Jul 23 '09 at 13:46
Martin v. LöwisMartin v. Löwis
110k1616 gold badges180180 silver badges226226 bronze badges
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Python argparse mutual exclusive group
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106
add_mutually_exclusive_group doesn't make an entire group mutually exclusive. It makes options ...
What is a unix command for deleting the first N characters of a line?
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answered Jun 9 '09 at 19:06
iammichaeliammichael
7,82733 gold badges2929 silver badges4141 bronze badges
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What is the maximum float in Python?
...ort sys
>>> sys.float_info
sys.floatinfo(max=1.7976931348623157e+308, max_exp=1024, max_10_exp=308, min=2.2
250738585072014e-308, min_exp=-1021, min_10_exp=-307, dig=15, mant_dig=53, epsil
on=2.2204460492503131e-16, radix=2, rounds=1)
Specifically, sys.float_info.max:
>>> sys.fl...
Android RelativeLayout programmatically Set “centerInParent”
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401
Completely untested, but this should work:
View positiveButton = findViewById(R.id.positiveBut...
How to reset Android Studio
I want to reset Android Studio 0.2.13 to the default state. That means reset all settings, remove all projects, all gradle files so that it would act like a fresh installation. What steps do I have to follow to achieve this?
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Is there an R function for finding the index of an element in a vector?
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The function match works on vectors :
x <- sample(1:10)
x
# [1] 4 5 9 3 8 1 6 10 7 2
match(c(4,8),x)
# [1] 1 5
match only returns the first encounter of a match, as you requested. It returns the position in the second argument of the values in the first argument.
Fo...
MySQL: Invalid use of group function
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Backrub32
7711010 silver badges3131 bronze badges
answered Feb 25 '10 at 0:59
rjhrjh
45.1k33...
Design patterns or best practices for shell scripts [closed]
...-s bash -o c:d:: --long config_file:,debug_level:: -- "$@"`
if test $? != 0
then
echo "unrecognized option"
exit 1
fi
eval set -- "$getopt_results"
while true
do
case "$1" in
--config_file)
CommandLineOptions__config_file="$2";
shift 2;
;;
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