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Obtain form input fields using jQuery?
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var values = {};
$inputs.each(function() {
values[this.nam>me m>] = $(this).val();
});
});
Thanks to the tip from Simon_Weaver, here is another way you could do it, using serializeArray:
var values = {};
$.each($('#myForm').serializeArray(), function(i, field) {
values[fie...
Numbering rows within groups in a data fram>me m>
Working with a data fram>me m> similar to this:
7 Answers
7
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Laravel Eloquent: Ordering results of all()
...You can actually do this within the query.
$results = Project::orderBy('nam>me m>')->get();
This will return all results with the proper order.
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How to detect first tim>me m> app launch on an iPhone
How can I detect the very first tim>me m> launch of
17 Answers
17
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How to find out where a function is defined?
...lso do this in PHP itself:
$reflFunc = new ReflectionFunction('function_nam>me m>');
print $reflFunc->getFileNam>me m>() . ':' . $reflFunc->getStartLine();
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unix - head AND tail of file
... simply:
(head; tail) < file.txt
And if you need to uses pipes for som>me m> reason then like this:
cat file.txt | (head; tail)
Note: will print duplicated lines if number of lines in file.txt is smaller than default lines of head + default lines of tail.
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Save modifications in place with awk
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@Keith I had the sam>me m> question. I just tried it and it works on my 4.1.3. inplace is actually a library included with gawk according to iiSeymour's answer, so inplace is som>me m>thing that can be included as an includefile.
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Array initialization syntax when not in a declaration
... blocked by Java?
You'd have to ask the Java designers. There might be som>me m> subtle grammatical reason for the restriction. Note that som>me m> of the array creation / initialization constructs were not in Java 1.0, and (IIRC) were added in Java 1.1.
But "why" is immaterial ... the restriction is there...
Disable activity slide-in animation when launching new activity?
...to disable or override the "back" animation as well, override the finish() m>me m>thod in your activity and put that call in there along with a call to super.finish(). Problem solved.
– Grishka
Mar 5 '16 at 14:49
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Diff files present in two different directories
I have two directories with the sam>me m> list of files. I need to compare all the files present in both the directories using the diff command. Is there a simple command line option to do it, or do I have to write a shell script to get the file listing and then iterate through them?
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