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Difference between json.js and json2.js
...
From their code:
// Augment the basic prototypes if they have not already been augmented.
// These forms are obsolete. It is recommended that JSON.stringify and
// JSON.parse be used instead.
if (!Object.prototype.toJSONStr...
jQuery table sort
...many rows we're talking about here.
If you pass 5000 lines to the browser from the database, knowing that the actual database-table contains 100,000 rows, my question is: what's the point in making the table sortable? In order to do a proper sort, you'd have to send the query back to the database,...
What is the difference between t.belongs_to and t.references in rails?
...duced ambiguity. One advantage of references is that it's simply different from what you use in the model, so you get less confused if you're in the model or migration. But any term that differs would satisfy this criteria.
– ahnbizcad
Sep 12 '14 at 12:27
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What does rake db:test:prepare actually do?
... updates db/schema.rb. The rake
db:test:load recreates the test database from the current
db/schema.rb. On subsequent attempts, it is a good idea to first run
db:test:prepare, as it first checks for pending migrations and warns
you appropriately.
-- http://guides.rubyonrails.org/testing.ht...
Can you require two form fields to match with HTML5?
...ed. If the user enters something in the second field, it must be the value from the first field or the error message is displayed. Pretty nice. I'm giving some thought as to whether this poses any security issues. I don't think it does...
– Brian Layman
Sep 30 ...
What is the size of an enum in C?
...
Taken from the current C Standard (C99): http://www.open-std.org/JTC1/SC22/WG14/www/docs/n1256.pdf
6.7.2.2 Enumeration specifiers
[...]
Constraints
The expression that defines the value of an enumeration constant shall be...
Can I set variables to undefined or pass undefined as an argument?
...y, undefined is a JavaScript-specific mess, which confuses everyone. Apart from optional function arguments, where JS has no other more elegant mechanism, undefined should be avoided. It should never have been part of the language; null would have worked just fine for (2) and (3), and (4) is a misfe...
When annotating a class with @Component, does this mean it is a Spring Bean and Singleton?
... @Marco if you don't have any state (instance variables different from spring beans), then no concurrency issues will occur.
– Bozho
May 6 '11 at 8:35
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Iterate over a list of files with spaces
...stitution solution. If you have any prompt inside the loop (or are reading from STDIN in any other way), the input will be filled by the stuff you feed into the loop. (maybe this should be added to the answer?)
– andsens
Dec 12 '13 at 18:39
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Best practice to return errors in ASP.NET Web API
... response.Content = new StringContent(message);
return Task.FromResult(response);
}
}
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