大约有 48,000 项符合查询结果（耗时：0.0630秒） [XML]
When should I use double or single quotes in JavaScript?
...
Crockford now preferes double quotes.
– Adam Calvet Bohl
Sep 29 '16 at 5:16
6
...
How to write DataFrame to postgres table?
...s 0.14 (released end of May 2014), postgresql is supported. The sql module now uses sqlalchemy to support different database flavors. You can pass a sqlalchemy engine for a postgresql database (see docs). E.g.:
from sqlalchemy import create_engine
engine = create_engine('postgresql://scott:tiger@lo...
Best design for a changelog / auditing database table? [closed]
...D
That's when design of our audit log really stabilized (for a few years now).
Of course, the last "improvement" would work only for tables that had surrogate keys. But guess what? All our tables that are worth auditing do have such a key!
...
How to fetch all Git branches
...
I don't know if I'm using a different version of GIT, but I had to amend the script to git pull --all; for remote in `git branch -r | grep -v \>`; do git branch --track ${remote#origin/} $remote; done. The change strips out HEAD.
...
ggplot: How to increase spacing between faceted plots?
...
Due to another update, the incantation is now theme(panel.margin = unit(2, "lines"))
– David J. Harris
Nov 8 '16 at 16:49
14
...
How to validate an e-mail address in swift?
Does anyone know how to validate an e-mail address in Swift? I found this code:
34 Answers
...
How to move the cursor word by word in the OS X Terminal
I know the combination Ctrl + A to jump to the beginning of the current command, and Ctrl + E to jump to the end.
17 A...
What's the advantage of a Java enum versus a class with public static final fields?
...");. I change the signature of Foo::bar to public void bar(String foobar). Now the person who called someFoo will need to modify their code if they still want it to work.
– Jeffrey
Jul 15 '15 at 16:09
...
Where am I wrong about my project and these Javascript Frameworks?
...
meteor is all the rage nowadays (the most starred full-stack JavaScript framework on GitHub and Meteorpedia is a wiki engine written in Meteor.
The launch video will get you hooked by 1:28.
It's agnostic with regards to the UI, and has been teste...
How do I do a not equal in Django queryset filtering?
...django.db.models.fields import Field
Field.register_lookup(NotEqual)
And now you can use the __ne lookup in your queries like this:
results = Model.objects.exclude(a=True, x__ne=5)
share
|
impro...