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what is reverse() in Django
When I read django code sometimes, I see in some templates reverse() . I am not quite sure what this is but it is used together with HttpResponseRedirect. How and when is this reverse() supposed to be used?
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Square retrofit server mock for testing
What's the best way to mock a server for testing when using the square retrofit framework .
11 Answers
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Eager load polymorphic
Using Rails 3.2, what's wrong with this code?
4 Answers
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Hibernate Criteria returns children multiple times with FetchType.EAGER
...st of OrderTransactions and I mapped it with a one-to-many Hibernate mapping like so:
8 Answers
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How do I query if a database schema exists
...ase update script as we deploy code to 4 different environments. Further, since the same query will get added to until we drop a release into production it has to be able to run multiple times on a given database. Like this:
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Heroku 'Permission denied (publickey) fatal: Could not read from remote repository' woes
I've searched around for many hours on end looking to a solution to my seemingly easy-to-fix problem. It's not that my search turned up nothing, it's that my search turned up so many different solutions -none of which have worked.
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How can a Java program get its own process ID?
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There exists no platform-independent way that can be guaranteed to work in all jvm implementations.
ManagementFactory.getRuntimeMXBean().getName() looks like the best (closest) solution, and typically includes the PID. It's short, and probably works ...
Add Foreign Key to existing table
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To add a foreign key (grade_id) to an existing table (users), follow the following steps:
ALTER TABLE users ADD grade_id SMALLINT UNSIGNED NOT NULL DEFAULT 0;
ALTER TABLE users ADD CONSTRAINT fk_grade_id FOREIGN KEY (grade_id) REFERENCES grades(id);
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jQuery access input hidden value
How can I access <input type="hidden"> tag's value attribute using jQuery?
9 Answers
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How to Reload ReCaptcha using JavaScript?
...refresh Recaptcha image anytime an error is occured (i.e. username already in use).
10 Answers
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