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How do you discover model attributes in Rails?
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answered Aug 18 '09 at 1:48
pengerpenger
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Django ManyToMany filter()
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edited Jun 10 '13 at 15:58
answered Feb 8 '10 at 3:34
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AngularJs ReferenceError: $http is not defined
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ŁukaszBachmanŁukaszBachman
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Way to ng-repeat defined number of times instead of repeating over array?
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Update (9/25/2018)
Newer versions of AngularJS (>= 1.3.0) allow you to do this with only a variable (no function needed):
<li ng-repeat="x in [].constructor(number) track by $index">
<span>{{ $index+1 }}</span>
<...
@Basic(optional = false) vs @Column(nullable = false) in JPA
...ipseLink Architecture Committee Member, TopLink Core Technical Lead, JPA 2.0 Expert Group Member) wrote a good answer on this topic so instead of paraphrasing him, I'll quote his answer:
The difference between optional and
nullable is the scope at which they
are evaluated. The definition of
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How do I get the MIN() of two fields in Postgres?
... to a common data type, which will be the type of the result (see Section 10.5 for details). NULL values in the list are ignored. The result will be NULL only if all the expressions evaluate to NULL.
Note that GREATEST and LEAST are not in the SQL standard, but are a common extension. Some othe...
Center a position:fixed element
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You basically need to set top and left to 50% to center the left-top corner of the div. You also need to set the margin-top and margin-left to the negative half of the div's height and width to shift the center towards the middle of the div.
Thus, provided a <!DOC...
How to enter command with password for git pull?
...it would be picked up automatically. It would go to your home folder with 600 permissions.
you could also just clone the repo with https://user:pass@domain/repo but that's not really recommended as it would show your user/pass in a lot of places...
a new option is to use the credential helper. Note ...
Benefits of using the conditional ?: (ternary) operator
...ithout sacrificing readability.
Good example:
int result = Check() ? 1 : 0;
Bad example:
int result = FirstCheck() ? 1 : SecondCheck() ? 1 : ThirdCheck() ? 1 : 0;
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How to remove duplicate values from a multi-dimensional array in PHP
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answered Jun 3 '09 at 18:12
daveilersdaveilers
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