大约有 37,000 项符合查询结果（耗时：0.0507秒） [XML]
What's the best way to iterate over two or more containers simultaneously
...
10 Answers
10
Active
...
What's the difference between console.dir and console.log?
...dir(/foo/);
* /foo/
global: false
ignoreCase: false
lastIndex: 0
...
You can also see a clear difference with arrays (e.g., console.dir([1,2,3])) which are logged differently from normal objects:
> console.log([1,2,3])
[1, 2, 3]
> console.dir([1,2,3])
* Array[3]
0: 1
...
How to get URL parameter using jQuery or plain JavaScript?
... sPageURL.split('&'),
sParameterName,
i;
for (i = 0; i < sURLVariables.length; i++) {
sParameterName = sURLVariables[i].split('=');
if (sParameterName[0] === sParam) {
return sParameterName[1] === undefined ? true : decodeURIComponent(sParamet...
Wrap long lines in Python [duplicate]
...
def fun():
print(('{0} Here is a really long '
'sentence with {1}').format(3, 5))
Adjacent string literals are concatenated at compile time, just as in C. http://docs.python.org/reference/lexical_analysis.html#string-literal-concate...
Is there a standard function to check for null, undefined, or blank variables in JavaScript?
...l evaluate to true if value is not:
null
undefined
NaN
empty string ("")
0
false
The above list represents all possible falsy values in ECMA-/Javascript. Find it in the specification at the ToBoolean section.
Furthermore, if you do not know whether a variable exists (that means, if it was decla...
Unique random string generation
...
answered Apr 8 '09 at 14:58
Mark SynowiecMark Synowiec
4,9371919 silver badges1818 bronze badges
...
JUnit: how to avoid “no runnable methods” in test utils classes
...
10 Answers
10
Active
...
JavaScript URL Decode function
...
220
I've used encodeURIComponent() and decodeURIComponent() too.
...
Peak detection in a 2D array
...
+500
I detected the peaks using a local maximum filter. Here is the result on your first dataset of 4 paws:
I also ran it on the second ...
Are std::vector elements guaranteed to be contiguous?
... C++98 standard proper but later added as part of a TR. The forthcoming C++0x standard will of course contain this as a requirement.
From n2798 (draft of C++0x):
23.2.6 Class template vector [vector]
1 A vector is a sequence container that supports random access iterators. In addition, it ...