大约有 40,000 项符合查询结果（耗时：0.0822秒） [XML]
How do I insert a linebreak where the cursor is without entering into insert mode in Vim?
...
'W' moves one character too far, it moves to the next character after the next whitespace.
– Greg Hewgill
Sep 23 '09 at 22:22
...
What does 'synchronized' mean?
...ce and memory consistency
errors: if an object is visible to
more than one thread, all reads or
writes to that object's variables are
done through synchronized methods.
In a very, very small nutshell: When you have two threads that are reading and writing to the same 'resource', say a vari...
android start activity from service
..., but not working on xiaomi redmi note 7, can you help my why it's working one device and one is not?
– Amjad Omari
Mar 27 at 17:54
|
show 4...
Should I always use a parallel stream when possible?
...as easy to use a parallel stream. Two examples from the docs , the second one using parallelStream:
6 Answers
...
HTML input - name vs. id [duplicate]
...<id>)
Shares same name space as name attribute
Must contain at least one character
Must begin with a letter
Must not contain anything other than letters, numbers, underscores (_), dashes (-), colons (:), or periods (.)
Is case insensitive
In (X)HTML5, everything is the same except:
Name Att...
Differences between C++ string == and compare()?
...an t.
If you want your first code snippet to be equivalent to the second one, it should actually read:
if (!s.compare(t)) {
// 's' and 't' are equal.
}
The equality operator only tests for equality (hence its name) and returns a bool.
To elaborate on the use cases, compare() can be useful ...
How do I write stderr to a file while using “tee” with a pipe?
...
Only, instead of just using it for your stdout, have a tee for stdout and one for stderr. How will you accomplish this? Process substitution and file redirection:
command > >(tee -a stdout.log) 2> >(tee -a stderr.log >&2)
Let's split it up and explain:
> >(..)
>(...
How to get a variable name as a string in PHP?
...fined_vars() to find the name of a variable that has the same value as the one you're trying to find the name of. Obviously this will not always work, since different variables often have the same values, but it's the only way I can think of to do this.
Edit: get_defined_vars() doesn't seem to be w...
GitHub pull request showing commits that are already in target branch
...is to just rebase and force push up, or to close the pull and create a new one.
– lobati
Nov 18 '14 at 15:54
...
Image Processing: Algorithm Improvement for 'Coca-Cola Can' Recognition
One of the most interesting projects I've worked on in the past couple of years was a project about image processing . The goal was to develop a system to be able to recognize Coca-Cola 'cans' (note that I'm stressing the word 'cans', you'll see why in a minute). You can see a sample below, with ...