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How to install MySQLdb (Python data access library to MySQL) on Mac OS X?
...pip:
sudo easy_install pip
Install brew:
ruby -e "$(curl -fsSL https://raw.github.com/Homebrew/homebrew/go/install)"
Install mysql:
brew install mysql
Install MySQLdb
sudo pip install MySQL-python
If you have compilation problems, try editing the ~/.profile file like in one of the answer...
Unable to find valid certification path to requested target - error even after cert imported
...with:
plaintext hex dump of record plaintext
packet print raw SSL/TLS packets
Source: # See http://download.oracle.com/javase/1.5.0/docs/guide/security/jsse/JSSERefGuide.html#Debug
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How do you make a web application in Clojure? [closed]
...straight away
Note : a benchmark of Clojure web servers is available, if raw performance is all that matters.
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Using arrays or std::vectors in C++, what's the performance gap?
... a std::array.
Uninitialized memory
Sometimes, using a vector instead of a raw buffer incurs a visible cost because the vector will initialize the buffer at construction, while the code it replaces didn't, as remarked bernie by in his answer.
If this is the case, then you can handle it by using a un...
what is the difference between OLE DB and ODBC data sources?
... both relational and non-relational databases. (Oracle, Sql-Server, Excel, raw files, etc)
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What is the most ridiculous pessimization you've seen? [closed]
...makes it too big.
Create lots of summary tables because recalculating from raw data is too slow.
Create columns with subfields to save space.
Denormalize into fields-as-an-array.
That's off the top of my head.
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Storing custom objects in an NSMutableArray in NSUserDefaults
...NSUserDefaults shouldn't be used for storage of large arrays (Core Data or raw SQLite should be used for that instead), but it's perfectly fine to stash small arrays of encoded objects there. In any case, the question was asking how to do this, which is what the above code provides. As far as the vo...
How to fix the uninitialized constant Rake::DSL problem on Heroku?
....9.1/rake.rb:2373:in `load'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:2373:in `raw_load_rakefile'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:2007:in `block in load_rakefile'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:2058:in `standard_exception_handling'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:2006:in `load_rakefil...
Are arrays passed by value or passed by reference in Java? [duplicate]
...eference semantics in C.
Since it can often seem like the sole purpose of raw pointers in C is to create crashing bugs, subs
How to multiply duration by integer?
... That's nice, but why is it possible to multiply a Duration by a raw integer (not in a variable), like: time.Sleep(100 * time.Millisecond) AFAIK, 100 is not a Duration
– carnicer
Jul 5 at 12:01
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