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How do I iterate over a JSON structure? [duplicate]
...var i = 0; i < arr.length; i++){
document.write("<br><br>array index: " + i);
var obj = arr[i];
for (var key in obj){
var value = obj[key];
document.write("<br> - " + key + ": " + value);
}
}
note: the for-in method is cool for simple objects. Not v...
How to get the separate digits of an int number?
...o you'll have to be sure and push them onto a stack or just put them in an array in reverse order.
– Paul Tomblin
Aug 2 '10 at 15:42
4
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Loop through files in a folder using VBA?
... to get all of the sub-folders for the target folder and load them into an array, then pass the array into a function that recurses.
Here's a class that I wrote that accomplishes this, it includes the ability to search for filters. (You'll have to forgive the Hungarian Notation, this was written w...
From io.Reader to string in Go
... because converting to a string requires doing a complete copy of the byte array. Here is the proper (non-efficient) way to do what you want:
buf := new(bytes.Buffer)
buf.ReadFrom(yourReader)
s := buf.String() // Does a complete copy of the bytes in the buffer.
This copy is done as a protection m...
How can I escape white space in a bash loop list?
...lt; <(find test -mindepth 1 -type d -print0)
You can also populate an array from find, and pass that array later:
# this is safe
declare -a myarray
while IFS= read -r -d '' n; do
myarray+=( "$n" )
done < <(find test -mindepth 1 -type d -print0)
printf '%q\n' "${myarray[@]}" # printf is...
How to implement a unique index on two columns in rails
... @FrançoisBeausoleil %w(user_id content_id) in ruby just creates an array of strings, it's not special to rails. You can do the same with "user_id content_id".split which is still creating an array of strings. I am sure you know this, this comment is just so other readers don't relate this to...
sql ORDER BY multiple values in specific order?
...
I found a much cleaner solution for this:
ORDER BY array_position(ARRAY['f', 'p', 'i', 'a']::varchar[], x_field)
Note: array_position needs Postgres v9.5 or higher.
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What are POD types in C++?
... scalar types. Scalar types, POD-struct types, POD-union types (clause 9), arrays of such types and cv-qualified versions of these types (3.9.3) are collectively called POD types"
9(4): "A POD-struct is an aggregate class that has no non-static data members of type non-POD-struct, non-POD-union (or ...
How to perform case-insensitive sorting in JavaScript?
I have an array of strings I need to sort in JavaScript, but in a case-insensitive way. How to perform this?
15 Answers
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Swift: declare an empty dictionary
...to create an empty dictionary one should use [:] same as while declaring array as [] :
18 Answers
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