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Symfony Front Controller’s Job In detail 28 Feb 2012 | 12:01 pm
1. Define the core constants. 2. Locate the symfony libraries. 3. Load and initiate the core framework classes. 4. Load the configuration. 5. Decode the request URL to determine the action to exec...
Replication info files 12 Jan 2012 | 04:33 am
When running replication, two new files appear in your data directory: master.info and relay-log.info. MySQL uses these files to save information about your replication state, and they’re used when My...
Replication Process 7 Jan 2012 | 05:47 am
Now that you’re familiar with the binary log, and we’ve hinted at how the binary log might beused in replication, let’s look at the steps that happen when data is replicated to another server: INSERT...
Facebook Timeline Denormalization Process 7 Jan 2012 | 12:02 am
Some of our specific challenges of the denormalization process were: 1. Dozens of legacy data formats that evolved over years. Peter Ondruška, a Facebook summer intern, defined a custom language to c...
Yahoo’s Monthly Visit Number 31 Dec 2011 | 03:18 am
Despite the fact that it has become a laughingstock and cautionary tale among the digital elite, Yahoo’s properties are still visited by some 700 million normal people a month. 700 million! This hum...