大约有 5,000 项符合查询结果(耗时:0.0203秒) [XML]

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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...
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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...
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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:...
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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...
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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 ...
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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]; ...
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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...
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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 ...
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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...
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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...