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Should I use Python 32bit or Python 64bit
I have a win7 64bit installation. Must I use Python 64bit? What are the differences between the 32bit and 64bit Python versions anyway? Do different Python packages (such as south, django, mysqldb etc) support only 32bit/64bit?
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How to thoroughly purge and reinstall postgresql on ubuntu? [closed]
Somehow I've managed to completely bugger the install of postgresql on Ubuntu karmic. I want to start over from scratch, but when I "purge" the package with apt-get it still leaves traces behind such that the reinstall configuration doesn't run properly.
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AngularJS UI Router - change url without reloading state
...ly you can use $state.transitionTo instead of $state.go . $state.go calls $state.transitionTo internally but automatically sets options to { location: true, inherit: true, relative: $state.$current, notify: true } . You can call $state.transitionTo and set notify: false . For example:
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Await on a completed task same as task.Result?
... different; await does not wrap the exception in an AggregateException. Ideally, asynchronous code should never have to deal with AggregateException at all, unless it specifically wants to.
The second reason is a little more subtle. As I describe on my blog (and in the book), Result/Wait can cause ...
Getting image dimensions without reading the entire file
...ative (drop the sign then). As for JPEG - 0xC0 isn't the only header. Basically all of 0xC0 to 0xCF except 0xC4 and 0xCC are valid headers (you can easily get them in interlaced JPGs). And, to make things more fun, height can be 0 and specified later in a 0xDC block. See w3.org/Graphics/JPEG/itu-t81...
Dynamic SQL - EXEC(@SQL) versus EXEC SP_EXECUTESQL(@SQL)
...se. When using sp_executesql, parameters are explicitly identified in the calling signature. This excellent article descibes this process.
The oft cited reference for many aspects of dynamic sql is Erland Sommarskog's must read: "The Curse and Blessings of Dynamic SQL".
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MIME type warning in chrome for png images
... Express as your server as well (VS 2010 SP1).
I 'resolved' my problem locally by editing the project settings (under Web) and changed from the ASP.NET Development Server to IIS on my local machine. I can see that PNG was already defined correctly as an image MIME type and indeed when I hit my loca...
Apache Commons equals/hashCode builder [closed]
...ildren);
} else{
return false;
}
}
Note: this code originally referenced Guava, but as comments have pointed out, this functionality has since been introduced in the JDK, so Guava is no longer required.
As you can see the Guava / JDK version is shorter and avoids superfluous helpe...
Select all contents of textbox when it receives focus (Vanilla JS or jQuery)
What is a Vanilla JS or jQuery solution that will select all of the contents of a textbox when the textbox receives focus?
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How to Import .bson file format on mongodb
...tion.metadata.json
mongodump -h 127.0.0.1 -d my-db -c my-collection
# Locally, copy this structure and run restore.
# All collections from ./dump directory are picked up.
scp user@server:~/dump/**/* ./
mongorestore -h 127.0.0.1 -d my-db
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