大约有 31,000 项符合查询结果（耗时：0.0388秒） [XML]
scp with port number specified
... original file.
Update and aside to address one of the (heavily upvoted) comments:
With regard to Abdull's comment about scp option order, what he suggests:
scp -P80 -r some_directory -P 80 ...
..., intersperses options and parameters. getopt(1) clearly defines that parameters must come after...
Latex Remove Spaces Between Items in List
...e}[noitemsep]
\item foo
\item bar
\item baz
\end{itemize}
Even more compact:
\begin{itemize}[noitemsep,nolistsep]
\item foo
\item bar
\item baz
\end{itemize}
\end{document}
The enumitem package provides a lot of features to customize bullets, numbering and lengths.
The paralist pac...
In Postgresql, force unique on combination of two columns
...s you might want a surrogate key to be used as a primary key rather than a combination of columns. In particular to improve performance when doing joins on big data volumes. I personally went for the UNIQUE CONSTRAINT solution below.
– Alexis.Rolland
Jan 13 '19...
HTML5 Email Validation
...
the email doesn't check for .com in an email. It only checks @ sign. Ex. I can enter example@gmail and save the form. though it is not a valid email address. Is there workaround to check properly example@gmail.com?
– Ruchika
...
Performance - Date.now() vs Date.getTime()
...
add a comment
|
57
...
How to log SQL statements in Grails
...
|
show 2 more comments
91
...
How can I convert a DateTime to the number of seconds since 1970?
...illseconds for either more accurate timestamps or Javascript Date() object compatibility, you need to use long instead of int for the timestamp type.
– Soviut
Feb 8 '13 at 4:58
3
...
C# nullable string error
...e may type string? to tell the world this string may be null. Ref: youtube.com/watch?v=VdC0aoa7ung
– nkalfov
Mar 4 '19 at 23:06
add a comment
|
...
In C#, how can I create a TextReader object from a string (without writing to disk)
...
add a comment
|
9
...
Are there pronounceable names for common Haskell operators? [closed]
...
to me, (.) is "compose".
– luqui
Oct 12 '11 at 22:13
48
...