大约有 13,000 项符合查询结果（耗时：0.0314秒） [XML]
Postgresql - unable to drop database because of some auto connections to DB
...n psql)
You can then terminate all connections to this db except your own:
SELECT pid, pg_terminate_backend(pid)
FROM pg_stat_activity
WHERE datname = current_database() AND pid <> pg_backend_pid();
On older versions pid was called procpid so you'll have to deal with that.
Since you've revo...
How to add display:inline-block in a jQuery show() function?
...one'); // you could still use `.hide()` here
$('.tabs a').removeClass("selected");
var id = obj.attr("rel");
$('#' + id).css('display', 'inline-block');
obj.addClass("selected");
}
share
|
...
How to find SQL Server running port?
...
This is the one that works for me:
SELECT DISTINCT
local_tcp_port
FROM sys.dm_exec_connections
WHERE local_tcp_port IS NOT NULL
share
|
improve this ...
How to remove a project (from the workspace) in PHPStorm?
...el.)
1. Click File > Close project
2. From Recent projects, select project, press the fn(on normal keyboard - key between right Alt and Ctrl, not windows key)+Delete
share
|
im...
How do I display a text file content in CMD?
...e lines in the text file simply read the file using Get-Content, then have Select-Object pick out the last five items/lines for you:
Get-Content c:\scripts\test.txt | Select-Object -last 5
Source: Using the Get-Content Cmdlet
...
Split a List into smaller lists of N size
...
@HaraldCoppoolse the OP didn't ask for selecting, only to split lists
– Phate01
Mar 22 '18 at 16:11
1
...
How to disable UITextField editing but still accept touch?
... inputView . Its all good, except that I can edit by copy, paste, cut and select text, and I don't want it. Only the Picker should modify text field.
...
The difference between bracket [ ] and double bracket [[ ]] for accessing the elements of a list or
...urn the ith sequential element of x.
For lists, one generally uses [[ to select any single element, whereas [ returns a list of the selected elements.
The [[ form allows only a single element to be selected using integer or character indices, whereas [ allows indexing by vectors. Note though tha...
What characters are forbidden in Windows and Linux directory names?
...
A “comprehensive guide” of forbidden filename characters is not going to work on Windows because it reserves filenames as well as characters. Yes, characters like
* " ? and others are forbidden, but there are a infinite number of names composed only of valid characters t...
live output from subprocess command
...ptimization: If we are only using one pipe, or no pipe at
# all, using select() or threads is unnecessary.
if [self.stdin, self.stdout, self.stderr].count(None) >= 2:
But, alas, here we've made at least two, and maybe three, different pipes, so the count(None) returns either 1 or 0. We...