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How to insert an item into an array at a specific index (JavaScript)?
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4974
What you want is the splice function on the native array object.
arr.splice(index, 0, item);...
What is the easiest way to remove the first character from a string?
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234
I kind of favor using something like:
asdf = "[12,23,987,43"
asdf[0] = ''
p asdf
# >> ...
Given an array of numbers, return array of products of all other numbers (no division)
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46 Answers
46
Active
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Is there a way to crack the password on an Excel VBA Project?
...Excel 2013 - 32 bit version
Excel 2016 - 32 bit version
Looking for 64 bit version? See this answer
How it works
I will try my best to explain how it works - please excuse my English.
The VBE will call a system function to create the password dialog box.
If user enters the right password...
Random record in ActiveRecord
...e current record count) as an offset.
offset = rand(Model.count)
# Rails 4
rand_record = Model.offset(offset).first
# Rails 3
rand_record = Model.first(:offset => offset)
To be honest, I've just been using ORDER BY RAND() or RANDOM() (depending on the database). It's not a performance issue ...
Capturing Groups From a Grep RegEx
...ing examples and more, which may not be what you're looking for:
123_abc_d4e5
xyz123_abc_d4e5
123_abc_d4e5.xyz
xyz123_abc_d4e5.xyz
To eliminate the second and fourth examples, make your regex like this:
^[0-9]+_([a-z]+)_[0-9a-z]*
which says the string must start with one or more digits. The ca...
How can I check if an ip is in a network in Python?
...s (say 192.168.0.1), how do I check if it's in a network (say 192.168.0.0/24) in Python?
27 Answers
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C# loop - break vs. continue
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1514
break will exit the loop completely, continue will just skip the current iteration.
For example...
How to print matched regex pattern using awk?
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148
This is the very basic
awk '/pattern/{ print $0 }' file
ask awk to search for pattern using ...
Remove unwanted parts from strings in a column
...miroeumiro
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