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MySQL: Transactions vs Locking Tables
...posit all the service fees charged on the transaction. Given (as everyone knows these days) that banks are extraordinarily stupid, let's say their system works like this:
$balance = "GET BALANCE FROM your ACCOUNT";
if ($balance < $amount_being_paid) {
charge_huge_overdraft_fees();
}
$balance...
Project management to go with GitHub [closed]
(EDIT: This question is now outdated for my particular issue, as Google Code supports git now and I've converted Protocol Buffers to Mercurial anyway. However, it's still of general interest, IMO.)
...
What are the primary differences between TDD and BDD? [closed]
...
Above 'Tom Ten Thij' link is dead by now.. here's live @ - tomtenthij.nl/2008/1/25/…
– Kundan Pandit
Jan 19 '15 at 6:41
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Difference between 3NF and BCNF in simple terms (must be able to explain to an 8-year old)
...t key.
Because each pizza must have exactly one of each topping type, we know that (Pizza, Topping Type) is a candidate key. We also know intuitively that a given topping cannot belong to different types simultaneously. So (Pizza, Topping) must be unique and therefore is also a candidate key. So...
Case-insensitive search in Rails model
...ot's comment does not apply to strings from user input. "#$$" is a little-known shortcut for escaping global variables with Ruby string interpolation. It's equivalent to "#{$$}". But string interpolation doesn't happen to user-input strings. Try these in Irb to see the difference: "$##" and '$##'. T...
Static hosting on Amazon S3 - DNS Configuration
...onal version (http://www.example.com.s3-website-us-east-1.amazonaws.com/)
Now, we can set up the DNS to give you a clean, custom URL.
First, we will map www.example.com to your site.
Using your DNS provider's tools, (123-reg in your case) you need to create a CNAME record to map www.example.com t...
PHP ORMs: Doctrine vs. Propel
...t more. The release is planned for the end of Q1 2010, but you can test it now in your Symfony projects.
– Jan Fabry
Jan 15 '10 at 7:24
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What are the differences between concepts and template constraints?
I want to know what are the semantic differences between the C++ full concepts proposal and template constraints (for instance, constraints as appeared in Dlang or the new concepts-lite proposal for C++1y ).
...
How to convert Linux cron jobs to “the Amazon way”?
...rusted_dlcp/research.google.com/en//archive/chubby-osdi06.pdf
Let me know if this helps, and feel free to ask questions, we are very
aware that our services can be complex and daunting to both beginners
and seasoned developers alike. We are always happy to offer
architecture and best prac...
Locking a file in Python
...ired.")
with open("myfile.txt"):
# work with the file as it is now locked
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