大约有 45,000 项符合查询结果（耗时：0.0302秒） [XML]
How do I create a random alpha-numeric string in C++?
I'd like to create a random string, consisting of alpha-numeric characters. I want to be able to be specify the length of the string.
...
How do I edit an existing tag message in git?
...
> }' | # extract all the dates from the info
> tail -2 | head -1)" `# get the second to last date, as the last one is the commit date` \
> git tag tag1 tag1^{} -a -f ...
Is there a way to loop through a table variable in TSQL without using a cursor?
... --decrease count
END
No Cursors, no temporary tables, no extra columns.
The USERID column must be a unique integer, as most Primary Keys are.
share
|
improve this answer
|...
On Duplicate Key Update same as insert
...
"A extra note, I'd like to use the work around to get the ID too!"
– Agamemnus
Oct 17 '14 at 16:39
...
How to fix Python indentation
...s of white-space containing a
<Tab> with new strings of white-space using the new
tabstop value given. If you do not specify a new
tabstop size or it is zero, Vim uses the current value
of 'tabstop...
How do you run a SQL Server query from PowerShell?
...here is the function that I use:
function Invoke-SQL {
param(
[string] $dataSource = ".\SQLEXPRESS",
[string] $database = "MasterData",
[string] $sqlCommand = $(throw "Please specify a query.")
)
$connectionString = "Data Source=$dataSource; " +
"In...
Delete all the queues from RabbitMQ?
...rn: .*
Apply to: Queues
Definition: expires with value 1 (change type from String to Number)
Save
Checkout Queues tab again
All Queues must be deleted
And don't forget remove policy!!!!!!.
share
|
...
How do I delete an exported environment variable?
... @RodrigoGurgel using echo won't show existing variable set to empty string or nul. to your point, though, a proper way to test for variable would be env | grep -e '^VARNAME='.
– Thomas
Feb 1 '19 at 14:22
...
Setting Environment Variables for Node to retrieve
...
If you are looking for extra safety then github.com/rolodato/dotenv-safe and a few tests should do it.
– ctrlplusb
Jan 13 '16 at 23:35
...
Hash and salt passwords in C#
...
Actually this is kind of strange, with the string conversions - which the membership provider does to put them into config files. Hashes and salts are binary blobs, you don't need to convert them to strings unless you want to put them into text files.
In my book, Be...