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How to implode array with key and value without foreach in PHP
Without foreach ,
how can I turn an array like this
11 Answers
11
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Select N random elements from a List in C#
I need a quick algorithm to select 5 random elements from a generic list. For example, I'd like to get 5 random elements from a List<string> .
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Why is GHC so large/big?
...tic
dynamic
profiled
GHCi
The GHCi version is just the static version linked together in a single .o file. The other three versions all have their own set of interface files (.hi files) too. The profiled versions seem to be about twice the size of the unprofiled versions (which is a bit suspicio...
What's the opposite of head? I want all but the first N lines of a file
Given a text file of unknown length, how can I read, for example all but the first 2 lines of the file? I know tail will give me the last N lines, but I don't know what N is ahead of time.
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How to insert a row in an HTML table body in JavaScript
...= document.createTextNode('New row');
newCell.appendChild(newText);
A working demo is here. Also, you can check the documentation of insertRow here.
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What encoding/code page is cmd.exe using?
...the
current console font contains the characters. So use
a TrueType font like Lucida Console instead of the default Raster Font.
But if the console font doesn’t contain the character you’re trying to display,
you’ll see question marks instead of gibberish. When you get gibberish,
there’s mo...
Check variable equality against a list of values
I'm checking a variable, say foo , for equality to a number of values. For example,
13 Answers
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Best way to merge two maps and sum the values of same key?
I want to merge them, and sum the values of same keys. So the result will be:
15 Answers
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How can I use if/else in a dictionary comprehension?
Does there exist a way in Python 2.7+ to make something like the following?
4 Answers
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Determine whether an array contains a value [duplicate]
... item === needle) {
index = i;
break;
}
}
return index;
};
}
return indexOf.call(this, needle) > -1;
};
You can use it like this:
var myArray = [0,1,2],
needle = 1,
index = contains.call(m...