大约有 40,000 项符合查询结果（耗时：0.0638秒） [XML]
Iterating C++ vector from the end to the beginning
...;
i != my_vector.rend(); ++i ) {
}
rbegin()/rend() were especially designed for that purpose. (And yes, incrementing a reverse_interator moves it backward.)
Now, in theory, your method (using begin()/end() & --i) would work, std::vector's iterator being bidirectional, but remember,...
Bash function to find newest file matching pattern
... Your one liner is giving me right answer, but the "right" way is actually giving me the oldest file. Any idea why?
– NewNameStat
Apr 4 '19 at 21:59
|...
Missing include “bits/c++config.h” when cross compiling 64 bit program on 32 bit in Ubuntu
...ying to cross compile to a 64 bit target. Based on my research, I have installed the g++-multilib package.
8 Answers
...
python pandas remove duplicate columns
...he given example, the returned value would be [False,False,True].
Pandas allows one to index using boolean values whereby it selects only the True values. Since we want to keep the unduplicated columns, we need the above boolean array to be flipped (ie [True, True, False] = ~[False,False,True])
F...
Having Django serve downloadable files
...ntended since apache module X-Sendfile cannot decode the smart_str encoded string. Thus for example "Örinää.mp3" file cannot be served. And if one omits the smart_str, the Django itself throws ascii encoding error because all headers are encoded to ascii format before sending. Only way that I kno...
Is there an XSLT name-of element?
...node <xsl:value-of select="normalize-space(.)"/> This will trim the extra spaces
– SO User
Feb 25 '09 at 11:28
...
How would I run an async Task method synchronously?
I'm learning about async/await, and ran into a situation where I need to call an async method synchronously. How can I do that?
...
WKWebView not loading local files under iOS 8
...
They finally solved the bug! Now we can use -[WKWebView loadFileURL:allowingReadAccessToURL:].
Apparently the fix was worth some seconds in WWDC 2015 video 504 Introducing Safari View Controller
For iOS8 ~ iOS10 (Swift 3)
As Da...
What does the exclamation mark mean in a Haskell declaration?
...
It's a strictness declaration. Basically, it means that it must be evaluated to what's called "weak head normal form" when the data structure value is created. Let's look at an example, so that we can see just what this means:
data Foo = Foo Int Int !Int !(May...
How to set data attributes in HTML elements
...ia .data() will return an Object while retrieval via .attr() will return a string.
– Baqer Naqvi
Aug 21 '17 at 18:00
add a comment
|
...