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belongs_to through associations
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I'd like to know myself. Everything I tried fired 3 selects. You can specify a "-> { joins :something }" lambda on an association. The join is fired but subsequently another select anyway. I wasn't able to tune this up.
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pip broke. how to fix DistributionNotFound error?
...ich probably caused me this headache.
I think this is how you should do it nowadays..
$ sudo apt-get install python-pip python-dev build-essential
$ sudo pip install --upgrade pip
$ sudo pip install --upgrade virtualenv
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How do I undo a checkout in git?
...ocal git repo. I haven't made any changes to it, I was just looking at it. Now I want to go back to my latest commit - how do I do that?
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Limiting floats to two decimal points
...ssefHarush you can wrap it with float(), but you haven't gained anything. Now you have a float again, with all the same imprecision. 13.9499999999999 and 13.95 are the same float.
– Ned Batchelder
Aug 17 '14 at 13:52
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Extracting text from HTML file using Python
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I know that's not (AT ALL) the place, but i follow the link to Aaron's blog and github profile and projects, and found myself very disturbed by the fact there is no mention of his death and it's of course frozen in 2012, as if t...
Is there a difference between using a dict literal and a dict constructor?
...essage if the number of keys exceeds 256.
I prefer using the dict literal now.
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Painless way to install a new version of R?
...where in a standard library outside the main R tree. So all you have to do now is make sure you find that library and link to it, if that didn't happen by itself.
– Joris Meys
Apr 15 '11 at 15:58
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Copy array items into another array
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Now with the spread operator this can be simplified like so array.push(...array2);
– Moshe Sommers
Dec 10 '19 at 15:54
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How to preventDefault on anchor tags?
...nction(event) {
event.preventDefault();
});
}
})
Now you can add the eat-click attribute to any element and it will get preventDefault()'ed automagically.
Benefits:
You don't have to pass the ugly $event object into your do() function.
Your controller is more unit testab...
Store pictures as files or in the database for a web app?
My question is fairly generic and I know there might not be an 100% answer to it. I'm building an ASP .NET web solution that will include a lot of pictures and hopefully a fair amount of traffic. I do really want to achieve performance.
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