大约有 44,000 项符合查询结果（耗时：0.0518秒） [XML]
How do I capture the output of a script if it is being ran by the task scheduler?
...
I know it's been 5 years, but changing this to the accepted answer for being the minimalist way of performing the task.
– Mechaflash
May 8 '19 at 22:40
...
How to get the last character of a string in a shell?
...
I know this is a very old thread, but no one mentioned which to me is the cleanest answer:
echo -n $str | tail -c 1
Note the -n is just so the echo doesn't include a newline at the end.
...
How to save a Python interactive session?
...
reinteract is now superseded by the IPython Notebook and QtConsole.
– Eric O Lebigot
Jan 26 '14 at 17:17
How to use Python's pip to download and keep the zipped files for a package?
...
pip install --download in now deprecated, and will be removed from pip 10. pip.pypa.io/en/latest/reference/pip_download/#overview. Use pip download somepackage.
– Sнаđошƒаӽ
Dec 20 '15 at 5:26
...
Get name of property as a string
...
With C# 6.0, this is now a non-issue as you can do:
nameof(SomeProperty)
This expression is resolved at compile-time to "SomeProperty".
MSDN documentation of nameof.
...
Convert to binary and keep leading zeros in Python
...
Very nice. I never would have known that's what you meant from explanation alone. But now I've seen your example, I'll probably never forget it. Cheers.
– voices
May 11 '19 at 20:04
...
Does MySQL index foreign key columns automatically?
...5 seconds. Added an index on the fkey column, and things go under a second now.
– AbiusX
Feb 1 '16 at 23:14
Same exper...
How do I create a variable number of variables?
... # prints bar, because indices start at 0
lst.append('potatoes') # lst is now ['foo', 'bar', 'baz', 'potatoes']
For ordered sequences, lists are more convenient than dicts with integer keys, because lists support iteration in index order, slicing, append, and other operations that would require a...
Laravel Eloquent: How to get only certain columns from joined tables
...
I know, you ask for Eloquent but you can do it with Fluent Query Builder
$data = DB::table('themes')
->join('users', 'users.id', '=', 'themes.user_id')
->get(array('themes.*', 'users.username'));
...
http HEAD vs GET performance
...ontent and may be used, for example, to see if a resource has changed, to know its size or its type, to check if it exists, and so on.
And remember : early optimization is the root of all evil.
share
|
...