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as seen on Stack Overflow
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Hi Fellow iPhone Developers,
I am an experienced software engineer but new to the iPhone platform. I have successfully implemented sub-classed view controllers and can push and pop parent/child views on the view controller stack. However, I have struck trouble while trying to update a view controller…
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as seen on Stack Overflow
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Hi,
I am new to mysql and I am looking for some answers to the follwoing questions:
a) Can mysql community server can be leveraged for a key-value pair type database.??
b) Which mysql engine is best suited for a key-value pair type database ??
c) Is Mysql cluster a must for horizontal scaling…
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as seen on SQL Authority
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In yesterday’s blog post we learned the importance of the Relational Database and NoSQL database in the Big Data Story. In this article we will understand the role of Key-Value Pair Databases and Document Databases Supporting Big Data Story.
Now we will see a few of the examples of the operational…
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as seen on Stack Overflow
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NoSQL refers to non-relational data stores that break with the history of relational databases and ACID guarantees. Popular open source NoSQL data stores include:
Cassandra (tabular, written in Java, used by Facebook, Twitter, Digg, Rackspace, Mahalo and Reddit)
CouchDB (document, written in Erlang…
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as seen on Stack Overflow
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I'm trying to write a new entry to a rails database.yml and for some reason I'm getting quotes around this entry
db_yml = {'new_env' = {'database' = 'database_name', '<<' = '*defaults' }}
File.open("#{RAILS_ROOT}/config/database.yml", "a") {|f| YAML.dump(db_yml, f)}
returns
---
new_env:…
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as seen on Server Fault
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I have chat engine which is based on the Memcached variables, putting them into arrays and reading them in other end via jquery,
which works fine 95% of the times, however when the server load is high memcached (presume its the memcached) the crash and browser gets stucks up.
I dont think its jquery…
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as seen on Server Fault
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Hi, trying to install memcached with "yum install memcached" and i'm getting all these errors which I have no idea how to solve.
Setting up Install Process
Resolving Dependencies
-- Running transaction check
--- Package memcached.x86_64 0:1.4.5-1.el5.rf set to be updated
-- Processing Dependency:…
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as seen on Geeks with Blogs
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To be honest I have not been very interested in the caching before I’m going to a project which would be using the multi-site deployment and high connection and concurrency and very sensitive to the user experience. That means we must cache the output data for better performance. After looked for…
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as seen on Server Fault
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We're using Newrelic to measure our Python/Django application performance. Newrelic is reporting that across our system "Memcached" is taking an average of 12ms to respond to commands.
Drilling down into the top dozen or so web views (by # of requests) I can see that some Memcache get take up to…
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as seen on Oracle Blogs
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With data volumes exploding, it is vital to be able to ingest and query data at high speed. For this reason, MySQL has implemented NoSQL interfaces directly to the InnoDB and MySQL Cluster (NDB) storage engines, which bypass the SQL layer completely. Without SQL parsing and optimization, Key-Value…
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