大约有 42,000 项符合查询结果（耗时：0.0315秒） [XML]
How does python numpy.where() work?
...82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98,
99]),)
>>> np.where(a == 90)
(array([90]),)
a = a*40
>>> np.where(a > 1000)
(array([26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42,
43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, ...
Do the parentheses after the type name make a difference with new?
...OD members and is using a compiler-generated default constructor.
In C++1998 there are 2 types of initialization: zero and default
In C++2003 a 3rd type of initialization, value initialization was added.
Assume:
struct A { int m; }; // POD
struct B { ~B(); int m; }; // non-POD, compiler generat...
Rails I18n validation deprecation warning
...@application/gems/authlogic-3.1.0/lib/authlogic/acts_as_authentic/email.rb:99:in `class_eval'",
"/Users/weppos/.rvm/gems/ruby-2.0.0-p247@application/gems/authlogic-3.1.0/lib/authlogic/acts_as_authentic/email.rb:99:in `included'",
"/Users/weppos/.rvm/gems/ruby-2.0.0-p247@application/gems/authlogic-...
Why should I care about lightweight vs. annotated tags?
...t/refs/tags/annot
contains the SHA of the annotated tag object:
c1d7720e99f9dd1d1c8aee625fd6ce09b3a81fef
and then we can get its content with:
git cat-file -p c1d7720e99f9dd1d1c8aee625fd6ce09b3a81fef
sample output:
object 4284c41353e51a07e4ed4192ad2e9eaada9c059f
type commit
tag annot
tagger...
How to model type-safe enum types?
...
qtwo
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answered Aug 24 '09 at 11:07
skaffmanskaffman
374k9292 gold b...
Passing command line arguments from Maven as properties in pom.xml
... Alexander PogrebnyakAlexander Pogrebnyak
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...
Most efficient way to create a zero filled JavaScript array?
... cases. Having just now done some more testing on FF41 and Chrome45.0.2454.99 m. Yes, I guess I really needed more space to explain myself. Most of my testing was bias I will admit. But, check this out. Predefine a var and using just this line (arr = []).length = 1000; against arr = new Array(1000)...
What is the best way to ensure only one instance of a Bash script is running? [duplicate]
...ipt boilerplate
### HEADER ###
LOCKFILE="/var/lock/`basename $0`"
LOCKFD=99
# PRIVATE
_lock() { flock -$1 $LOCKFD; }
_no_more_locking() { _lock u; _lock xn && rm -f $LOCKFILE; }
_prepare_locking() { eval "exec $LOCKFD>\"$LOCKFILE\""; trap _no_more_locking EXIT; }
# ON ST...
External template in Underscore
...orchikkoorchik
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3
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bool operator ++ and --
...
Jon HannaJon Hanna
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...