大约有 48,000 项符合查询结果（耗时：0.0805秒） [XML]
Why does running the Flask dev server run itself twice?
I'm using Flask for developing a website and while in development I run flask using the following file:
6 Answers
...
How do I auto size a UIScrollView to fit its content
...now the height of its content automatically. You must calculate the height and width for yourself
Do it with something like
CGFloat scrollViewHeight = 0.0f;
for (UIView* view in scrollView.subviews)
{
scrollViewHeight += view.frame.size.height;
}
[scrollView setContentSize:(CGSizeMake(320, scr...
jQuery event to trigger action when a div is made visible
I'm using jQuery in my site and I would like to trigger certain actions when a certain div is made visible.
22 Answers
...
MySQL: Invalid use of group function
...ause filters which rows MySQL selects. Then MySQL groups the rows together and aggregates the numbers for your COUNT function.
HAVING is like WHERE, only it happens after the COUNT value has been computed, so it'll work as you expect. Rewrite your subquery as:
( -- where that pid ...
Go install fails with error: no install location for directory xxx outside GOPATH
...User/me/gopath).
After either, going into the go-statsd-client directory and typing go install will work, and so will typing go install go-statsd-client from anywhere in the filesystem. The built binaries will go into $GOPATH/bin.
As an unrelated suggestion, you probably want to namespace your pa...
WPF datagrid empty row at bottom
...e to explicitly add that line of code to hide the additional row (or check and uncheck the check box)
– Tobias Valinski
Nov 28 '13 at 10:39
6
...
Differences between C++ string == and compare()?
...
This is what the standard has to say about operator==
21.4.8.2 operator==
template<class charT, class traits, class Allocator>
bool operator==(const basic_string<charT,traits,Allocator>& lhs,
const basic_str...
Converting Python dict to kwargs?
...want to build a query for sunburnt(solr interface) using class inheritance and therefore adding key - value pairs together. The sunburnt interface takes keyword arguments. How can I transform a dict ({'type':'Event'}) into keyword arguments (type='Event') ?
...
How to read the RGB value of a given pixel in Python?
... be many different formats.
pix = im.load()
print im.size # Get the width and hight of the image for iterating over
print pix[x,y] # Get the RGBA Value of the a pixel of an image
pix[x,y] = value # Set the RGBA Value of the image (tuple)
im.save('alive_parrot.png') # Save the modified pixels as ...
Get the name of the currently executing method
... the ':' is just the symbol symbol. :) just do __method__.to_s and it'll be the method name, nothing else
– Lambart
Sep 25 '13 at 23:39
...