大约有 30,000 项符合查询结果（耗时：0.0462秒） [XML]
Flatten an irregular list of lists
... if isinstance(el, collections.Iterable) and not isinstance(el, basestring):
for sub in flatten(el):
yield sub
else:
yield el
I used the Iterable ABC added in 2.6.
Python 3
In Python 3, the basestring is no more, but you can use a tuple of s...
How to check Oracle database for long running queries
...ions, nothing will show up.
COLUMN percent FORMAT 999.99
SELECT sid, to_char(start_time,'hh24:mi:ss') stime,
message,( sofar/totalwork)* 100 percent
FROM v$session_longops
WHERE sofar/totalwork < 1
/
share
...
Should I make HTML Anchors with 'name' or 'id'?
...id be the <fragment> component of the URL.
If fragid is the empty string, then the indicated part of the document is the top of the document.
If there is an element in the DOM that has an ID exactly equal to fragid, then the first such element in tree order is the indicated part of the...
Unicode, UTF, ASCII, ANSI format differences
...ar encoding.
UTF-16: 2 bytes per "code unit". This is the native format of strings in .NET, and generally in Windows and Java. Values outside the Basic Multilingual Plane (BMP) are encoded as surrogate pairs. These used to be relatively rarely used, but now many consumer applications will need to be...
How to make a in Bootstrap look like a normal link in nav-tabs?
...border: 0px;
box-sizing: none;
background-color: transparent;
}
Extra Styles Edit
Add color: #337ab7; and :hover and :focus to match OOTB (bootstrap3)
.remove_button_css:focus,
.remove_button_css:hover {
color: #23527c;
text-decoration: underline;
}
...
HTML5 canvas ctx.fillText won't do line breaks?
...les i am using the measureText() method which shows how long (in pixels) a string will be when printed.
share
|
improve this answer
|
follow
|
...
Should I use static_cast or reinterpret_cast when casting a void* to whatever
...g between pointer types (as is fairly common when indexing in memory via a char*, for example), static_cast will generate a compiler error and you'll be forced to use reinterpret_cast anyway.
In practice I use reinterpret_cast because it's more descriptive of the intent of the cast operation. You c...
How to use regex in String.contains() method in Java
I want to check if a String contains the words "stores", "store", and "product" in that order, no matter what is in between them.
...
Removing “NUL” characters
I have got characters like that in my notepad++
7 Answers
7
...
Retrieving parameters from a URL
...n you a list object. You need to get the first element of it if you want a string urlparse.parse_qs(parsed.query)['def'][0]
– raffaem
Jul 9 '17 at 10:11
...