大约有 40,000 项符合查询结果（耗时：0.0327秒） [XML]
How can you run a command in bash over until success
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You need to test $? instead, which is the exit status of the previous command. passwd exits with 0 if everything worked ok, and non-zero if the passwd change failed (wrong password, password mismatch, etc...)
passwd
while [ $? -ne 0 ]; ...
URL Fragment and 302 redirects
...ts
#6 allows fragments in the Location header. #43 says this:
I just tested this with various browsers.
Firefox and Safari use the fragment in the location header.
Opera uses the fragment from the source URI, when present, otherwise the fragment from the redirect location
IE (8) ig...
how to compare two elements in jquery [duplicate]
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Have you tested this? I'm pretty sure it won't return true because of the differences in the .selector property.
– Will Morgan
Mar 9 '10 at 13:35
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Why should we NOT use sys.setdefaultencoding(“utf-8”) in a py script?
...ng: utf-8 -*-
u = u'moçambique'
print u.encode("utf-8")
print u
chmod +x test.py
./test.py
moçambique
moçambique
./test.py > output.txt
Traceback (most recent call last):
File "./test.py", line 5, in <module>
print u
UnicodeEncodeError: 'ascii' codec can't encode character
u'\xe...
Returning unique_ptr from functions
...t has been given to that function.
The example could be like this:
class Test
{int i;};
std::unique_ptr<Test> foo1()
{
std::unique_ptr<Test> res(new Test);
return res;
}
std::unique_ptr<Test> foo2(std::unique_ptr<Test>&& t)
{
// return t; // this will p...
Is there a sleep function in JavaScript? [duplicate]
...ly different from how sleep method, if it existed, would behave.
function test1()
{
// let's say JavaScript did have a sleep function..
// sleep for 3 seconds
sleep(3000);
alert('hi');
}
If you run the above function, you will have to wait for 3 seconds (sleep method call is...
How can I render a list select box (dropdown) with bootstrap?
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Test: http://jsfiddle.net/brynner/hkwhaqsj/6/
HTML
<div class="input-group-btn select" id="select1">
<button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown" aria-expanded="false">...
How to assert two list contain the same elements in Python? [duplicate]
When writing test cases, I often need to assert that two list contain the same elements without regard to their order.
5 An...
Jasmine.js comparing arrays
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Just did the test and it works with toEqual
please find my test:
http://jsfiddle.net/7q9N7/3/
describe('toEqual', function() {
it('passes if arrays are equal', function() {
var arr = [1, 2, 3];
expect(arr).toEqual([...
What's the difference between getRequestURI and getPathInfo methods in HttpServletRequest?
... comparison table here (just to have it somewhere):
Servlet is mapped as /test%3F/* and the application is deployed under /app.
http://30thh.loc:8480/app/test%3F/a%3F+b;jsessionid=S%3F+ID?p+1=c+d&p+2=e+f#a
Method URL-Decoded Result
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