大约有 40,000 项符合查询结果（耗时：0.0700秒） [XML]
How to make the python interpreter correctly handle non-ASCII characters in string operations?
...
You actually only need # coding: utf-8. -*- is not for decoration, but you are unlikely to ever need it. I think it was there for old shells.
– fmalina
May 9 '13 at 13:40
...
How to save an image locally using Python whose URL address I already know?
...
Python 2
Here is a more straightforward way if all you want to do is save it as a file:
import urllib
urllib.urlretrieve("http://www.digimouth.com/news/media/2011/09/google-logo.jpg", "local-filename.jpg")
The second argument is the local path where the file should be s...
Clear icon inside input text
....
jQ will add the class x (if input has value) showing the clear icon.
Now all we need is to target with jQ the inputs with class x and detect on mousemove if the mouse is inside that 18px "x" area; if inside, add the class onX.
Clicking the onX class removes all classes, resets the input value and ...
Best way to select random rows PostgreSQL
...lass WHERE oid = 'schema_name.big'::regclass;
As long as ct isn't much smaller than id_span, the query will outperform other approaches.
WITH params AS (
SELECT 1 AS min_id -- minimum id <= current min id
, 5100000 AS id_span -- rounded up. (max_id - m...
Are tuples more efficient than lists in Python?
...l be more like the tuple example above than the list example, but do you really believe that means performance will be similar?
– mzz
Jan 31 '10 at 15:21
...
ifstream 线程安全读文件 - C/C++ - 清泛网 - 专注C/C++及内核技术
...std::istream逐个读取它们要快。
//以这种方式使用streambuf的代码必须由sentry对象保护。
// sentry对象执行各种任务，如线程同步和更新流状态。
std::istream::sentry se(is, true);
std::streambuf* sb = is.rdbuf();
for(;;) {
int...
Xenocode Postbuild 2010 for .NET程序混淆器(含序列号) - 软件下载 - 清泛...
...不支持64位OS）
《Xenocode Postbuild 2010 for .NET 混淆工具的详细使用步骤》
8.0.1112.2WinXP,Win7,Win8,Win109.74M
解决：Successful WSAStartup not yet performed. Error code : 10093. - c...
出现10093错误的原因是应用程序没有调用 WSAStartup，或者 WSAStartup 失败。
原因：调用WSASocket等Socket函数之前必须先执行WSAStartup()初始化。
解决方法：
BOOL CxxxApp::InitInstance()
{
WSADATA wsaData;
&...
error MSB6006: “cmd.exe”已退出，代码为 3 - C++ UI - 清泛IT社区，为创新赋能！
...台电脑上使用cmake编译后拷贝到另一台电脑上，但是cmake的路径与原电脑不一致从而导致以上错误。
解决方法：新电脑上重新使用cmake生成一次工程文件即可解决。
【解决】java.lang.ArrayIndexOutOfBoundsException: length=1; index=-1 a...
...oteInit.java:1091)复制代码原因：没有调用 SetWebView 方法导致的。