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After array_filter(), how can I reset the keys to go in numerical order starting at 0
...ray_filter to remove entries that had only the value '' from an array, and now I want to apply certain transformations on it depending on the placeholder starting from 0, but unfortunately it still retains the original index. I looked for a while and couldn't see anything, perhaps I just missed the...
How to Define Callbacks in Android?
...{
Log.v("","EVENT FIRED");
}
});
If you want to know more about communication (callbacks) between fragments see here:
http://developer.android.com/guide/components/fragments.html#CommunicatingWithActivity
...
Entity Attribute Value Database vs. strict Relational Model Ecommerce
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+10000 Great answer. Nowadays people skimp on database design and requirement gathering. They'd rather write a hundred times more lines of code, that take the time to make a good design.
– Tulains Córdova
A...
Meaning of Git checkout double dashes
...tory, and I want to revert changes on it.
git checkout path/to/file.txt
Now suppose that the file is named master...
git checkout master
Whoops! That changed branches instead. The -- separates the tree you want to check out from the files you want to check out.
git checkout -- master
It a...
C# version of java's synchronized keyword?
...ever need to be thread-safe. Use YAGNI: only apply thread-safety when you know you actually are going to use it (and test it).
For the method-level stuff, there is [MethodImpl]:
[MethodImpl(MethodImplOptions.Synchronized)]
public void SomeMethod() {/* code */}
This can also be used on accessors ...
HTML/CSS: Make a div “invisible” to clicks?
...refox 3.6+, Chrome 2+, IE 11+, and Safari 4+. Unfortunately, I don't have knowledge of a cross-browser workaround.
#overlay {
pointer-events: none;
}
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Downloading all maven dependencies to a directory NOT in repository?
...e you need your app's dependencies for whatever reason. I'm using it right now to inspect the dependent libraries for redundant API definitions (e.g. some libraries will include Javax APIs, which can conflict with other versions of the same API), but it's also good if your app needs its dependencies...
Android activity life cycle - what are all these methods for?
...ties are considered active or running if they are in the foreground, also known as the top of the activity stack. This is considered the highest priority activity in the Android Activity stack, and as such will only be killed by the OS in extreme situations, such as if the activity tries to use more...
Avoiding if statement inside a for loop?
... cases -- two in this case) and use a non-type template argument which is known at compile-time:
template<bool index = true>
// ^^^^^^ note: the default value is now part of the template version
// see below to understand why
void writeVector(const vec...
How to keep the local file or the remote file during merge using Git and the command line?
I know how to merge modification using vimdiff, but, assuming I just know that the entire file is good to keep or to throw away, how do I do that?
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