大约有 30,000 项符合查询结果（耗时：0.0581秒） [XML]
How to list active / open connections in Oracle?
Is there any hidden table, system variable or something to show active connections in a given moment?
9 Answers
...
See all breakpoints in Visual Studio 2010+
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function() {
// Have to fire editor after snippets, if snippets enabled...
How do I convert a numpy array to (and display) an image?
... good to know: If you want to display grayscale images, it is advisable to call plt.gray() once in your code to switch all following graphs to grayscale. Not what the OP wants but good to know nevertheless.
– Cerno
Feb 28 '17 at 12:21
...
When do you use POST and when do you use GET?
...e address bar of your browser. Use GET when it's safe to allow a person to call an action. So a URL like:
http://myblog.org/admin/posts/delete/357
Should bring you to a confirmation page, rather than simply deleting the item. It's far easier to avoid accidents this way.
POST is also more secure ...
How does UTF-8 “variable-width encoding” work?
...ncoding somehow squeezes these into much smaller spaces by using something called "variable-width encoding".
3 Answers
...
C# SQL Server - Passing a list to a stored procedure
I am calling a SQL Server stored procedure from my C# code:
8 Answers
8
...
Convert hex string to int in Python
..., 16)
With the 0x prefix, Python can distinguish hex and decimal automatically.
>>> print int("0xdeadbeef", 0)
3735928559
>>> print int("10", 0)
10
(You must specify 0 as the base in order to invoke this prefix-guessing behavior; omitting the second parameter means to assume b...
How to increase timeout for a single test case in mocha
...n(done){
this.timeout(500);
[Put network code here, with done() in the callback]
})
For arrow function use as follows:
it('accesses the network', (done) => {
[Put network code here, with done() in the callback]
}).timeout(500);
...
How can I create a simple message box in Python?
...n't need to pross the ok button in the tkMessageBox and it process automatically?
– varsha_holla
Apr 23 '14 at 6:43
@v...
How to use CURL via a proxy?
... curl_init();
curl_setopt($ch, CURLOPT_URL, $url); // URL for CURL call
curl_setopt($ch, CURLOPT_PROXY, $proxy); // PROXY details with port
curl_setopt($ch, CURLOPT_PROXYUSERPWD, $proxyauth); // Use if proxy have username and password
curl_setopt($ch, CURLOPT_PROXYTYPE, CURLPROXY_SOCKS...