大约有 1,500 项符合查询结果（耗时：0.0188秒） [XML]
Check if the number is integer
...on also allows for integers in scientific notation:
> check.integer(222e3)
[1] TRUE
share
|
improve this answer
|
follow
|
...
What is the maximum length of a URL in different browsers?
...
Paul DixonPaul Dixon
270k4545 gold badges298298 silver badges328328 bronze badges
89
...
How do I print out the contents of an object in Rails for easy debugging?
...mal:7ff521e506c8,'0.0',9(27)>,
Nov: #<BigDecimal:7ff521e43d38,'0.888E3',9(27)>,
Dec: #<BigDecimal:7ff521e43478,'0.0',9(27)>,
You can also print two instances of an object:
pp( Accrual.first , Accrual.second)
`
`
`
...
Statistics: combinations in Python
... return 0
choose() is 10 times faster (tested on all 0 <= (n,k) < 1e3 pairs) than scipy.misc.comb() if you need an exact answer.
def comb(N,k): # from scipy.comb(), but MODIFIED!
if (k > N) or (N < 0) or (k < 0):
return 0L
N,k = map(long,(N,k))
top = N
val =...
Open link in new tab or window [duplicate]
... edited Nov 13 '14 at 0:41
J0e3gan
8,14799 gold badges4646 silver badges7575 bronze badges
answered Mar 21 '13 at 15:39
...
VC DDE（Dynamic Data Exchange）与EXCEL连接 - C/C++ - 清泛网 - 专注C/C++及内核技术
...char szDesc2[] = "A2 Contains: ";
char szItem3[] = "R3C1"; char szData3[] = "Data from DDE Client";
char szItem4[] = "R3C1"; char szData4[] = "Hello World!";
char szItem5[] = "R3C1"; char szData5[16] = "0";
//char szCmd2[] = "[SELECT(\"R3C1\")][FONT.PROPERTIES(,\"Bold\")][SAVE...
How to check whether a string is a valid HTTP URL?
...Http;
Or, if you want to accept both HTTP and HTTPS URLs as valid (per J0e3gan's comment):
Uri uriResult;
bool result = Uri.TryCreate(uriName, UriKind.Absolute, out uriResult)
&& (uriResult.Scheme == Uri.UriSchemeHttp || uriResult.Scheme == Uri.UriSchemeHttps);
...
Convert a Unicode string to a string in Python (containing extra symbols)
...
BrianBrian
102k2828 gold badges9999 silver badges108108 bronze badges
add a c...
How to namespace Twitter Bootstrap so styles don't conflict
...named .bootstrap-wrapper
https://gist.github.com/onigetoc/20c4c3933cabd8672e3e
I started with this tool: http://www.css-prefix.com/
And fix the rest with search and replace in PHPstorm.
All fonts @font-face are hosted on maxcdn.
First line example
.bootstrap-wrapper {font-family:sans-serif;-ms-te...
How to generate random SHA1 hash to use as ID in node.js?
...106e83bb
4 => 1b6453892473a467d07372d45eb05abc2031647a
5 => ac3478d69a3c81fa62e60f5c3696165a4e5e6ac4
6 => c1dfd96eea8cc2b62785275bca38ac261256e278
It's easy to delude ourselves by thinking just because the output of our function looks very random, that it is very random.
We both agree th...