大约有 48,000 项符合查询结果（耗时：0.0596秒） [XML]
How can I store my users' passwords safely?
...The easiest way to get your password storage scheme secure is by using a standard library.
Because security tends to be a lot more complicated and with more invisible screw up possibilities than most programmers could tackle alone, using a standard library is almost always easiest and most secure (...
Editing legend (text) labels in ggplot
I have spent hours looking in the documentation and on StackOverflow, but no solution seems to solve my problem. When using ggplot I can't get the right text in the legend, even though it's in my dataframe. I have tried scale_colour_manual , scale_fill_manual with different values for labels=...
Email validation using jQuery
I'm new to jQuery and was wondering how to use it to validate email addresses.
35 Answers
...
How to run Rails console in the test environment and load test_helper.rb?
...ghtbot's "Factory Girl" gem, with is used to create objects to use in unit and other tests. I'd like to go to the console and run different Factory Girl calls to check out what's happening. For example, I'd like to go in there are do...
...
str performance in python
...
'%s' % 100000 is evaluated by the compiler and is equivalent to a constant at run-time.
>>> import dis
>>> dis.dis(lambda: str(100000))
8 0 LOAD_GLOBAL 0 (str)
3 LOAD_CONST 1 (100000)
...
Explaining Python's '__enter__' and '__exit__'
...nt.
The idea is that it makes it easy to build code which needs some 'cleandown' code executed (think of it as a try-finally block). Some more explanation here.
A useful example could be a database connection object (which then automagically closes the connection once the corresponding 'with'-sta...
Convert a float64 to an int in Go
... a string. I know I can use fmt.Sprintf to convert anything to a string, and then strconv it to the data type I need, but this extra conversion seems a bit clumsy - is there a better way to do this?
...
How can I get name of element with jQuery?
...his).attr('name'); on a class selector $('.jobSelect').change(function() { and I didn't encounter problems.
– Ömer An
Dec 28 '19 at 8:57
add a comment
|
...
In Django, how do I check if a user is in a certain group?
...
then user.groups.all() returns [<Group: Editor>].
Alternatively, and more directly, you can check if a a user is in a group by:
if django_user.groups.filter(name = groupname).exists():
...
Note that groupname can also be the actual Django Group object.
...
How do I discard unstaged changes in Git?
...h about it.
After that, you can drop that stash with a git stash drop command if you like.
share
|
improve this answer
|
follow
|
...