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Django: Why do some model fields clash with each other?
...Jul 17 '09 at 10:20
Daniel RosemanDaniel Roseman
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Is it possible to cherry-pick a commit from another git repository?
...ository as a remote, then fetch its changes. From there you see the commit and you can cherry-pick it.
Like that:
git remote add other https://example.link/repository.git
git fetch other
Now you have all the information to simply do git cherry-pick.
More info about working with remotes here: ht...
Polymorphism: Why use “List list = new ArrayList” instead of “ArrayList list = new ArrayList”? [dupl
...ase.
For instance, say you were writing a fairly large 3rd party library, and say that you decided to implement the core of your library with a LinkedList. If your library relies heavily on accessing elements in these lists, then eventually you'll find that you've made a poor design decision; you'l...
.NET HashTable Vs Dictionary - Can the Dictionary be as fast?
I am trying to figure out when and why to use a Dictionary or a HashTable. I have done a bit of a search on here and have found people talking about the generic advantages of the Dictionary which I totally agree with, which leads the boxing and unboxing advantage for a slight performance gain.
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Single vs double quotes in JSON
...ou for this confirmation. Apparently I'm the only one importing str(dict), and doesn't want to eval it. A simple .replace("'", '"') should do the trick.
– isaaclw
Dec 13 '12 at 22:16
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How to pass multiple parameters in a querystring
...ree values which I have to pass as parameters for e.g., strID , strName and strDate .
6 Answers
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Can I update a component's props in React.js?
...s own props even if possible is an anti-pattern), but can update its state and the props of its children.
For instance, a Dashboard has a speed field in its state, and passes it to a Gauge child thats displays this speed. Its render method is just return <Gauge speed={this.state.speed} />. Wh...
Order of event handler execution
If I set up multiple event handlers, like so:
10 Answers
10
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What's better to use in PHP, $array[] = $value or array_push($array, $value)?
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No benchmarks, but I personally feel like $array[] is cleaner to look at, and honestly splitting hairs over milliseconds is pretty irrelevant unless you plan on appending hundreds of thousands of strings to your array.
Edit: Ran this code:
$t = microtime(true);
$array = array();
for($i = 0; $i <...
When to use f:viewAction / preRenderView versus PostConstruct?
... the moment the @PostConstruct runs. In JSF 2.0/2.1, this tag didn't exist and you have to use the preRenderView workaround.
If the backing bean is @RequestScoped, do they effectively do the exact same thing? (and so then it is up to developer choice? (@PostConstruct seems "cleaner").
No, they do ...