大约有 5,000 项符合查询结果(耗时:0.0203秒) [XML]
Can someone copyright a SQL query? [closed]
...creative, written works, and I'd say a SQL query can/does fall within that range.
At the same time, unless his contract with the school is written quite strangely, he wrote this for them as a work for hire. In that case, his claim of copyright is probably an outright falsehood -- when a work is wri...
Django queries - id vs pk
...ed to use a variable named pk. I prefer using something more verbose, like user_id instead of pk.
Following the same convention is preferable across the whole project. In your case id is a parameter name, not a property, so there is almost no difference in timings. Parameter names do not clash with...
GitHub README.md center image
...e worried about not using too much github bandwith, you can give a look to Raw Git, that serves files stored on GitHub, caching them on their system. So, just one access is performed on the resource on GitHub, saving their bandwith.
– danidemi
Feb 15 '15 at 13:...
Why isn't vector a STL container?
...cialized template of vector for bool directly. Workarounds to
avoid this range from using a different type (char, unsigned char) or
container (like deque) to use wrapper types or further specialize for
specific allocator types.
bitset is a class that provides a similar functionality for f...
How to check if a model has a certain column/attribute?
...s checking my models for ones that had a user, but had to instead look for user_id since some models delegated user.
– MattyB
Jul 22 '15 at 16:16
...
How can I play sound in Java?
...lename) {
this.loop = false;
try {
InputStream raw = Object.class.getResourceAsStream(filename);
stream = new BufferedInputStream(raw);
// ByteArrayOutputStream out = new ByteArrayOutputStream();
// byte[] buffer = new byte[1024];
...
Django - filtering on foreign key properties
...
student_user = User.objects.get(id=user_id)
available_subjects = Subject.objects.exclude(subject_grade__student__user=student_user) # My ans
enrolled_subjects = SubjectGrade.objects.filter(student__user=student_user)
context.update({'available_subjects': avail...
Smooth GPS data
... wrong...(Below is image url, blue is filtered locations' path, orange are raw locations) app.box.com/s/w3uvaz007glp2utvgznmh8vlggvaiifk
– umesh
Apr 28 '15 at 13:43
...
How large should my recv buffer be when calling recv in the socket library
...ion.
According to RFC 768, the packet size (header-inclusive) for UDP can range from 8 to 65 515 bytes. So the fail-proof size for incoming buffer is 65 507 bytes (~64KB)
However, not all large packets can be properly routed by network devices, refer to existing discussion for more information:
W...
Iterating through a JSON object
...
Your loading of the JSON data is a little fragile. Instead of:
json_raw= raw.readlines()
json_object = json.loads(json_raw[0])
you should really just do:
json_object = json.load(raw)
You shouldn't think of what you get as a "JSON object". What you have is a list. The list contains two di...