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Qt: *.pro vs *.pri
...have a project file existing and you intend to use qmake -project.
You can read more about the include function in here:
include(filename)
Includes the contents of the file specified by filename into the current project at the point where it is included. This function succeeds if filename is includ...
Get top n records for each group of grouped results
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A note for anyone reading this: The version is the variables is close to being correct. However, MySQL does not guarantee the order of evaluation of expressions in the SELECT (and, in fact, sometimes evaluates them out-of-order). The key to...
Creating a new column based on if-elif-else condition
... when scaled to a large number of records. Still, I think it is much more readable. Especially coming from a SAS background.
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Netty vs Apache MINA
...y. Period. While we were trying to reimplement the same functionality we already had on MINA, we did so from scratch. By following the excellent documentation and examples we ended up with more functionality in much, much less code.
The Netty Pipeline worked better for us. It is somehow simpler tha...
Custom fonts and XML layouts (Android)
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Old question, but I sure wish I read this answer here before I started my own search for a good solution. Calligraphy extends the android:fontFamily attribute to add support for custom fonts in your asset folder, like so:
<TextView
android:text="@str...
git:// protocol blocked by company, how can I get around that?
...d it is our git port being blocked by a firewall, what can we do about it? Read on :)
Basic URL Rewriting
Git provides a way to rewrite URLs using git config. Simply issue the following command:
git config --global url."https://".insteadOf git://
Now, as if by magic, all git commands will perfo...
Rails migrations: self.up and self.down versus change
...ossible, so you need to define the down method.
As said, I suggest you to read the Rails Migrations Guide.
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Nginx not picking up site in sites-enabled?
...r sites-available. If you can cat the symlink and get output, Nginx should read it also as @Hannes said. Using an absolute path simply makes an incorrect path much more difficult to do.
– Bryson
Jan 25 '14 at 23:13
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How can I keep my fork in sync without adding a separate remote?
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Another one: This works fine if you did that not before already, but afterwards there is the "merge commit" on top of your commit history. Thus "nothing to compare" will not appear. Instead one must use "Edit" button and manually interchange base and fork for this to work.
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Interface or an Abstract Class: which one to use?
... parser implements parserDecoratorPattern {
//...
}
That way, anyone reading my code (and who knows what a Decorator Pattern is) will know right away a) how I build my parser and b) be able to see what methods are used to implement the decorator pattern.
Also, and I may be off base here not b...