大约有 47,000 项符合查询结果（耗时：0.0306秒） [XML]
How to express infinity in Ruby?
...
188
If you use ruby 1.9.2, you can use:
>> Float::INFINITY #=> Infinity
>> 3 < F...
Reading InputStream as UTF-8
...eader in = new BufferedReader(new InputStreamReader(url.openStream(), "UTF-8"));
or since Java 7:
BufferedReader in = new BufferedReader(new InputStreamReader(url.openStream(), StandardCharsets.UTF_8));
share
|
...
Check if string ends with one of the strings from a list
...
8 Answers
8
Active
...
通过API获取IP信息、IP归属地 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...。一、淘宝API接口：http://ip.taobao.com/service/getIpInfo.php?ip=8.8.8.8
{"code":0,"data":{"country":"\u7f8e\u56fd","country_id":"US","area":"","area_id":"","region":"","region_id":"","city":"","city_id":"","county":"","county_id":"","isp":"","isp_id":"","ip":"8.8.8.8"}}
注意：返回...
convert streamed buffers to utf8-string
...e binary contents to a string using a specific encoding. It defaults to utf8 if you don't provide a parameter, but I've explicitly set the encoding in this example.
var req = http.request(reqOptions, function(res) {
...
res.on('data', function(chunk) {
var textChunk = chunk.toStrin...
Rounding DateTime objects
...
|
edited Apr 8 '10 at 11:49
answered Sep 8 '09 at 12:27
...
In-memory size of a Python structure
...t;> sys.getsizeof(sys.getsizeof)
32
>>> sys.getsizeof('this')
38
>>> sys.getsizeof('this also')
48
You could take this approach:
>>> import sys
>>> import decimal
>>>
>>> d = {
... "int": 0,
... "float": 0.0,
... "dict": dict()...
What's the simplest way to test whether a number is a power of 2 in C++?
...
answered Sep 20 '08 at 14:45
AnonymousAnonymous
2,78011 gold badge1515 silver badges44 bronze badges
...
How do you split a list into evenly sized chunks?
...pprint(list(chunks(range(10, 75), 10)))
[[10, 11, 12, 13, 14, 15, 16, 17, 18, 19],
[20, 21, 22, 23, 24, 25, 26, 27, 28, 29],
[30, 31, 32, 33, 34, 35, 36, 37, 38, 39],
[40, 41, 42, 43, 44, 45, 46, 47, 48, 49],
[50, 51, 52, 53, 54, 55, 56, 57, 58, 59],
[60, 61, 62, 63, 64, 65, 66, 67, 68, 69],
[...