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Is there a MySQL option/feature to track history of changes to records?
I've been asked if I can keep track of the changes to the records in a MySQL database. So when a field has been changed, the old vs new is available and the date this took place. Is there a feature or common technique to do this?
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Socket.io rooms difference between broadcast.to and sockets.in
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socket.broadcast.to broadcasts to all sockets in the given room, except to the socket on which it was called while io.sockets.in broadcasts to all sockets in the given room.
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How can I use Autolayout to set constraints on my UIScrollview?
...have spent two days trying out the various solutions for Mixed and Pure Autolayout approaches to achieve what was a trivial scrollview setup prior to autolayout, and it's now official - I must be too stupid. I am setting this up mostly in Storyboard (well, it's just the way it is).
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How to configure heroku application DNS to Godaddy Domain?
I have created a heroku application and wants to give domain to it from godaddy.com.
6 Answers
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Disadvantages of Test Driven Development? [closed]
... more.
Additional Complexity. For complex cases your test cases are harder to calculate, I'd suggest in cases like that to try and use automatic reference code that will run in parallel in the debug version / test run, instead of the unit test of simplest cases.
Design Impacts. Sometimes the design ...
Convert to/from DateTime and Time in Ruby
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You'll need two slightly different conversions.
To convert from Time to DateTime you can amend the Time class as follows:
require 'date'
class Time
def to_datetime
# Convert seconds + microseconds into a fractional number of seconds
seconds = sec + Rational(u...
How to use the “number_to_currency” helper method in the model rather than view?
I would like to use to_dollar method in my model like this:
11 Answers
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What to do about a 11000 lines C++ source file?
...nes huge?) mainmodule.cpp source file in our project and every time I have to touch it I cringe.
34 Answers
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Cannot push to GitHub - keeps saying need merge
I'm new to GitHub . Today I met some issue when I was trying to push my code to GitHub.
31 Answers
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What is HTML5 ARIA?
What is HTML5 ARIA? I do not understand how to implement it.
5 Answers
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