大约有 1,824 项符合查询结果（耗时：0.0237秒） [XML]
How to drop a PostgreSQL database if there are active connections to it?
...ns to database '$1'"
else
echo "killing all connections to database"
fi
cat <<-EOF | psql -U postgres -d postgres
SELECT pg_terminate_backend(pg_stat_activity.pid)
FROM pg_stat_activity
${where}
EOF
Hope that is helpful. Thanks to @JustBob for the sql.
...
Failed loading english.pickle with nltk.data.load
...hould then work and you can use tokenizer like so: tokenizer.tokenize('The cat. The mat. It Sat.'). Here nltk tries to resolve the relative path tokenizers/punkt/english.pickle against several locations. E.g. on Windows it looks in %APPDATA%\nltk_data\tokenizers\punkt\english.pickle or C:\nltk_data\...
Detect browser or tab closing
...Value = 'You have closed the browser. Do you want to logout from your application?';
setTimeout('myclose=false',10);
myclose=true;
}
}
function HandleOnClose()
{
if (myclose==true)
{
//the url of your logout page which invalidate session on logout
locat...
'id' is a bad variable name in Python
...
@Caramdir: Good catch, id was slated for removal at one time, but eventually they decided not to remove it. I'm no longer able to edit my original comment, so I'll delete it to avoid confusing people in the future.
– E...
PyLint “Unable to import” error - how to set PYTHONPATH?
...
The problem can be solved by configuring pylint path under venv:
$ cat .vscode/settings.json
{
"python.pythonPath": "venv/bin/python",
"python.linting.pylintPath": "venv/bin/pylint"
}
share
|
...
Executing JavaScript without a browser?
...te files with the #!/usr/bin/js shebang line and things will just work:
$ cat foo.js
#!/usr/bin/js
console.log("Hello, world!");
$ ls -lAF /usr/bin/js /etc/alternatives/js /usr/bin/nodejs
lrwxrwxrwx 1 root root 15 Jul 16 04:26 /etc/alternatives/js -> /usr/bin/nodejs*
lrwxrwxrwx 1 root roo...
How to kill all processes with a given partial name? [closed]
...
Just a slight modification, perhaps it is better to quote the process name: ps -ef | grep 'myProcessName' | grep -v grep | awk '{print $2}' | xargs -r kill -9 Without quotes, only one of my background processes was killed on the first run. Ru...
How to resolve “Error: bad index – Fatal: index file corrupt” when using Git
...e .git won't even be a folder - it will will be a text document with the location of the real .git data for this repository. Likely something like this:
~/dev/api $ cat .git
gitdir: ../.git/modules/api
So, instead of rm -f .git/index, you will need to do this:
rm -f ../.git/modules/api/index
git ...
How to delete a specific line in a file?
... if i != "line you want to remove...":
f.write(i)
f.truncate()
This solution opens the file in r/w mode ("r+") and makes use of seek to reset the f-pointer then truncate to remove everything after the last write.
...
Case-Insensitive List Search
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The first solution should use List<>.Exists(Predicate<>) instance method. Also note that if the list contains null entries, this can blow up. In that case it is more safe to say keyword.Equals(x, StringComparison.OrdinalIgnoreCase) than x.Equals(keyword, StringCompari...