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Rails has_and_belongs_to_many migration
I have two models restaurant and user that I want to perform a has_and_belongs_to_many relationship.
4 Answers
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Should I use char** argv or char* argv[]?
I'm just learning C and was wondering which one of these I should use in my main method. Is there any difference? Which one is more common?
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Using custom fonts using CSS?
... kind of approach works for the older browsers as well? Such as.. IE8/7/6? And by the way, are all of the fonts displayed on Google Webfonts free for commercial use?
– Radicate
Aug 27 '12 at 15:24
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Can't get Gulp to run: cannot find module 'gulp-util'
...-util --save-dev
From gulp docs- getting started (3.5):
Install gulp and gulp-util in your project devDependencies
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Weighted random numbers
I'm trying to implement a weighted random numbers. I'm currently just banging my head against the wall and cannot figure this out.
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What code analysis tools do you use for your Java projects? [closed]
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For static analysis tools I often use CPD, PMD, FindBugs, and Checkstyle.
CPD is the PMD "Copy/Paste Detector" tool. I was using PMD for a little while before I noticed the "Finding Duplicated Code" link on the PMD web page.
I'd like to point out that these tools can sometimes be ...
Should I use window.navigate or document.location in JavaScript?
...n of the current web page using JavaScript? I've seen both window.navigate and document.location used. Are there any differences in behavior? Are there differences in browser implementations?
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conditional unique constraint
...onstraint like this. The difference is, you'll return false if Status = 1 and Count > 0.
http://msdn.microsoft.com/en-us/library/ms188258.aspx
CREATE TABLE CheckConstraint
(
Id TINYINT,
Name VARCHAR(50),
RecordStatus TINYINT
)
GO
CREATE FUNCTION CheckActiveCount(
@Id INT
) RETURNS INT...
Git submodule update
..., commit in that submodule directory without creating a branch to work in, and then run git submodule update again from the superproject without committing in the meantime, Git will overwrite your changes without telling you. Technically you won’t lose the work, but you won’t have a branch point...
In Python how should I test if a variable is None, True or False
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Don't fear the Exception! Having your program just log and continue is as easy as:
try:
result = simulate(open("myfile"))
except SimulationException as sim_exc:
print "error parsing stream", sim_exc
else:
if result:
print "result pass"
else:
print...