大约有 30,000 项符合查询结果（耗时：0.0418秒） [XML]
Update ViewPager dynamically?
...removed.
By default, getItemPosition() returns POSITION_UNCHANGED, which means, "This object is fine where it is, don't destroy or remove it." Returning POSITION_NONE fixes the problem by instead saying, "This object is no longer an item I'm displaying, remove it." So it has the effect of removing...
Convert string with comma to integer
...rs are used to the "international" notation. For example, "1,112" actually means different numbers across different countries. In Germany it means the number a little over one, instead of one thousand and something.
Corresponding Wikipedia article is at http://en.wikipedia.org/wiki/Decimal_mark. It...
How do I include negative decimal numbers in this regular expression?
...ld add an optional hyphen at the beginning by adding -? (? is a quantifier meaning one or zero occurrences):
^-?[0-9]\d*(\.\d+)?$
I verified it in Rubular with these values:
10.00
-10.00
and both matched as expected.
s...
Style input element to fill remaining width of its container
...her using explicit table tags or using display:table-cell
<div style="width:300px; display:table">
<label for="MyInput" style="display:table-cell; width:1px">label&nbsp;text</label>
<input type="text" id="MyInput" style="display:table-cell; width:100%" />
</di...
onTouchListener warning: onTouch should call View#performClick when a click is detected
...so you should actually return "true" instead?
– android developer
Aug 17 '14 at 12:27
@longilong Well if you wish you ...
What are the differences between the threading and multiprocessing modules?
...hreads in the same process from running Python code at the same time. This means that if you have 8 cores, and change your code to use 8 threads, it won't be able to use 800% CPU and run 8x faster; it'll use the same 100% CPU and run at the same speed. (In reality, it'll run a little slower, because...
What is the standard Python docstring format? [closed]
...I like how to code looks when indentation and spacing are consistent. That means, I use:
def sq(n):
"""
Return the square of n.
"""
return n * n
Over:
def sq(n):
"""Returns the square of n."""
return n * n
And tend to leave off commenting on the first line in longer do...
Difference between Divide and Conquer Algo and Dynamic Programming
...
@HasanIqbalAnik Overlapping sub problem means a problem that occurs over and over again. Like solving fn-2 in the example shown above. So in D&C it is there and this why it is not as efficient as DP.
– Meena Chaudhary
Feb...
Print the contents of a DIV
...PrintElem(elem)
{
var mywindow = window.open('', 'PRINT', 'height=400,width=600');
mywindow.document.write('<html><head><title>' + document.title + '</title>');
mywindow.document.write('</head><body >');
mywindow.document.write('<h1>' + doc...
How do I use vimdiff to resolve a git merge conflict?
...he image below. I don't know how to use vimdiff. What does each panel here mean and how should I proceed to fix the merge conflict?
...