大约有 40,000 项符合查询结果（耗时：0.0609秒） [XML]
no new variables on left side of :=
... to assignment) but the first one is also a "short variable declaration" ( http://golang.org/ref/spec#Short_variable_declarations ) which means that in the left we need to have at least a new variable declaration for it to be correct.
You can change the second to a simple assignment statement := -&...
How to get one value at a time from a generator function in Python?
...
This is the correct way to do it.
You can also use next(gen).
http://docs.python.org/library/functions.html#next
share
|
improve this answer
|
follow
...
How to create a listbox in HTML without allowing multiple selection?
...=6 with the number of elements you want
you may want to check this site
http://www.htmlcodetutorial.com/forms/_SELECT.html
share
|
improve this answer
|
follow
...
How to make vi redraw screen?
...T100 type terminals )
^L ( does not work with Televideo terminals )
From http://www.cs.rit.edu/~cslab/vi.html#A1.4 (dead link; see archive)
As noted in the comments Vim now uses ^R for redo and ^L alone for redraw.
share
...
What is the idiomatic Go equivalent of C's ternary operator?
In C/C++ (and many languages of that family), a common idiom to declare and initialize a variable depending on a condition uses the ternary conditional operator :
...
How to get a DOM Element from a JQuery Selector
...s. To do this properly in raw Javascript has about 7 fallback cases for XmlHttpRequest.
share
|
improve this answer
|
follow
|
...
Prevent ViewPager from destroying off-screen views
... Pages beyond this limit will be recreated from the adapter when needed."
http://developer.android.com/reference/android/support/v4/view/ViewPager.html#setOffscreenPageLimit(int)
share
|
improve th...
Run a string as a command within a Bash script
I have a Bash script that builds a string to run as a command
8 Answers
8
...
Core pool size vs maximum pool size in ThreadPoolExecutor
... you through the way that the ThreadPoolExecutor works with code examples: http://forums.sun.com/thread.jspa?threadID=5401400&tstart=0
More info: http://forums.sun.com/thread.jspa?threadID=5224557&tstart=450
share
...
Effect of a Bitwise Operator on a Boolean in Java
... of boolean type. I'd say for any other case the results are not defined:
http://java.sun.com/docs/books/jls/second_edition/html/expressions.doc.html#5228
share
|
improve this answer
|
...