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What is the best way to get all the divisors of a number?
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wow it took 0.01 for calculating all divisors of 100000000 against the 39s that took the dumb way (stopping at n/2) very cool, thank you!
– Andrea Ambu
Oct 5 '08 at 10:20
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Finding sum of elements in Swift array
...1 seconds versus 2.137 seconds), although that advantage is not present at 100,000 values (0.23 seconds each). IMHO, code clarity is worth any very minor performance cost here even when dealing with 32MB arrays.
– Tom Dibble
May 21 '18 at 17:42
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String's Maximum length in Java - calling length() method
...nd JVM Specification. I tried making a String literal that was larger than 100,000 characters, and the Eclipse compiler didn't have a problem compiling it. (And running the program was able to show that the literal had a String.length larger than 100,000.)
– coobird
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Is there a way to pass optional parameters to a function?
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def my_func(mandatory_arg, optional_arg=100):
print(mandatory_arg, optional_arg)
http://docs.python.org/2/tutorial/controlflow.html#default-argument-values
I find this more readable than using **kwargs.
To determine if an argument was passed at all, I use a...
“21天教你学会C++” - 创意 - 清泛网 - 专注C/C++及内核技术
...从磁盘上读取连续的数据要多长时间，定位到磁盘上的新位置又要多长时间。（答案在这里）
尝试参与到一项语言标准化工作中。可以是ANSI C++委员会，也可以是决定自己团队的编码风格到底采用2个空格的缩进还是4个。不论是...
How do I output coloured text to a Linux terminal?
...ment variable. It should specify the particular terminal type used (e.g. vt100, gnome-terminal, xterm, screen, ...). Then look that up in the terminfo database; check the colors capability.
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Does Java have a complete enum for HTTP response codes?
...rd Java classes; HttpURLConnection is missing quite a few codes, like HTTP 100/Continue.
There's a complete list in the Apache HttpComponents, though:
org.apache.http.HttpStatus (replaced org.apache.commons.HttpClient.HttpStatus from Apache Http Client, which reached end of life)
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How to show Page Loading div until the page has finished loading?
...dd the style class for the div and image to your CSS:
#loading {
width: 100%;
height: 100%;
top: 0;
left: 0;
position: fixed;
display: block;
opacity: 0.7;
background-color: #fff;
z-index: 99;
text-align: center;
}
#loading-image {
position: absolute;
top: 100px;
left: 24...
Best way to unselect a in jQuery?
..., false) sometimes not working. (not working in chrome browser with jquery v1.4.2)
– Rohit Goyani
May 18 '16 at 12:25
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What is the difference between precision and scale?
... try: select cast (99.99999 as NUMBER(4,2)) from dual; //OK; select cast (100.9 as NUMBER(4,2)) from dual; //FAIL;
– Jama Djafarov
Mar 6 '15 at 17:47
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