大约有 1,400 项符合查询结果（耗时：0.0165秒） [XML]
SVG Positioning
...st put the transformation in the g element:
<g transform="translate(20,2.5) rotate(10)">
<rect x="0" y="0" width="60" height="10"/>
</g>
Links: Example from the SVG 1.1 spec
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When to use thread pool in C#? [closed]
...onsiderations, I use thread pools for database access, physics/simulation, AI(games), and for scripted tasks ran on virtual machines that process lots of user defined tasks.
Normally a pool consists of 2 threads per processor (so likely 4 nowadays), however you can set up the amount of threads you ...
Update ViewPager dynamically?
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among all the stuff i ve seen for the past 2.5 days of my work life.. this is the only one that worked for me.. all sorts of arigato, thanks, spaciba, sukran .. n.
– Orkun Ozen
Mar 5 '15 at 17:05
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Capturing Groups From a Grep RegEx
...the fourth example fails this match as well.
If you have GNU grep (around 2.5 or later, I think, when the \K operator was added):
name=$(echo "$f" | grep -Po '(?i)[0-9]+_\K[a-z]+(?=_[0-9a-z]*)').jpg
The \K operator (variable-length look-behind) causes the preceding pattern to match, but doesn't ...
Programmatically fire button click event?
...e with NSTimer .
NSTimer *quick = [NSTimer scheduledTimerWithTimeInterval:2.5 target:self selector:@selector(MeFirst:) userInfo:nil repeats:NO];
MeFirst is the method i have created.
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Python Requests and persistent sessions
I am using the requests module (version 0.10.0 with Python 2.5).
I have figured out how to submit data to a login form on a website and retrieve the session key, but I can't see an obvious way to use this session key in subsequent requests.
Can someone fill in the ellipsis in the code below or sug...
Fastest method of screen capturing on Windows
...expecting it to be faster.
I was dismayed to find that GDI performs about 2.5x faster. After 100 trials capturing my dual monitor display, the GDI implementation averaged 0.65s per screen capture, while the DirectX method averaged 1.72s. So GDI is definitely faster than GetFrontBuffer, according to...
How to decide font color in white or black depending on background color?
...present a value in hexadecimal (base-16) notation. I won't get into the details of the conversion here, they're easy to look up.
Once you have the intensities for the individual colors, you can determine the overall intensity of the color and choose the corresponding text.
if (red*0.299 + green*0....
Android: Background Image Size (in Pixel) which Support All Devices
...ne: It has a 1080 x 1920 resolution at 441 dpi, and a screen size of 4.4 x 2.5 inches. Then from the the android developer docs:
ldpi (low) ~120dpi
mdpi (medium) ~160dpi
hdpi (high) ~240dpi
xhdpi (extra-high) ~320dpi
xxhdpi (extra-extra-high) ~480dpi
xxxhdpi (extra-extra-extra-high...
How do you implement a good profanity filter?
...t, search queries, and situations where the input text can potentially contain profanity or undesirable language. Oftentimes this needs to be filtered out.
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