大约有 40,000 项符合查询结果（耗时：0.0884秒） [XML]
Convert char to int in C and C++
...
Well, in ASCII code, the numbers (digits) start from 48. All you need to do is:
int x = (int)character - 48;
Or, since the character '0' has the ASCII code of 48, you can just write:
int x = character - '0'; // The (int) cast is not necessary.
...
How to stop/terminate a python script from running?
...
You can also do it if you use the exit() function in your code. More ideally, you can do sys.exit(). sys.exit() which might terminate Python even if you are running things in parallel through the multiprocessing package.
Note: In order to use the sys.exit(), you must import it: import sys
...
Which is the fastest algorithm to find prime numbers?
...
Actually I don't think primegen is the fastest, or even the second-fastest; yafu and primesieve are both faster in general, I think, and certainly over 2^32. Both are (modified) sieves of Eratosthenes rather than the Atkin-Berns...
WCF - How to Increase Message Size Quota
...ings>
<basicHttpBinding>
<binding name="basicHttp" allowCookies="true"
maxReceivedMessageSize="20000000"
maxBufferSize="20000000"
maxBufferPoolSize="20000000">
<readerQuotas maxDepth="32"
...
Why doesn't C have unsigned floats?
... answer to that is that there was no unsigned float standard defined originally. Since languages like to be backwards compatible, even if it were added languages couldn't make use of it. To see the floating point spec you should look at the IEEE standard 754 Floating-Point.
You can get around not...
How do I get the color from a hexadecimal color code using .NET?
...
Assuming you mean the HTML type RGB codes (called Hex codes, such as #FFCC66), use the ColorTranslator class:
System.Drawing.Color col = System.Drawing.ColorTranslator.FromHtml("#FFCC66");
If, however you are using an ARGB hex code, you can use the ColorConverter cl...
Differences between detach(), hide() and remove() - jQuery
... @comecme: If you have bound an event like a click handler to the span, call remove(), and attach it again, the binding will be gone and clicking the span will do nothing. If you call detach() and reattach, the binding stays and the click handler keeps working.
– lambshaanxy...
How can I return pivot table output in MySQL?
...
This basically is a pivot table.
A nice tutorial on how to achieve this can be found here: http://www.artfulsoftware.com/infotree/qrytip.php?id=78
I advise reading this post and adapt this solution to your needs.
Update
After the l...
Extracting substrings in Go
...panic on a zero length input, wrap the truncate operation in an if
input, _ := src.ReadString('\n')
var inputFmt string
if len(input) > 0 {
inputFmt = input[:len(input)-1]
}
// Do something with inputFmt
share
...
Cross-platform way of getting temp directory in Python
...d() # reads data back from the file
f.close() # temporary file is automatically deleted here
For completeness, here's how it searches for the temporary directory, according to the documentation:
The directory named by the TMPDIR environment variable.
The directory named by the TEMP environment v...