hidden-features

Hidden features of PL/SQL

In light of the "Hidden features of..." series of questions, what little-known features of PL/SQL have become useful to you? Edit: Features specific to PL/SQL are preferred over features of Oracle's SQL syntax. However, because PL/SQL can use most of Oracle's SQL constructs, they may be included if they make programming in PL/SQL easier...

Hidden features of BCPL

In light of the "Hidden features of..." series of questions, what little-known features of BCPL have become useful to you? ...

Hidden Features of Erlang

In the spirit of: Hidden Features of C# Hidden Features of Java Hidden Features of ASP.NET Hidden Features of Python Hidden Features of HTML and other Hidden Features questions What are the hidden features of Erlang that every Erlang developer should be aware of? One hidden feature per answer, please. ...

Hidden features of VBA

Which features of the VBA language are either poorly documented, or simply not often used? ...

Special (magic) methods in Python

What are all the special (magic) methods in Python? The __xxx__ methods, that is. I'm often looking for a way to override something which I know is possible to do through one of these methods, but I'm having a hard time to find how since as far as I can tell there is no definitive list of these methods, PLUS their names are not really G...

Hidden Features of ActionScript3 / Flex

I found a lot of interesting info in the 'hidden features of...' series. I'm a AS3 developer so I want to add this question about AS3 as well for all the flash/flex developers out there. So, what are the lesser-known but useful features of AS3 and Flex framework that you know ? ...

Hidden features of WPF and XAML?

Here is a large number of hidden features discussed for variety of languages. Now I am curious about some hidden features of XAML and WPF? One I have found is the header click event of a ListView <ListView x:Name='lv' Height="150" GridViewColumnHeader.Click="GridViewColumnHeaderClickedHandler"> The GridViewColumnHeader...

jQuery subtleties

Community wiki. At least I think it's worthy of that. I've always been interested in some of the inner workings of jQuery, and a great question prompted this. I'm not talking about cool stuff you can do with jQuery but more subtleties of how it works. Maybe links to helpful posts could come in here. One example is that $() is interc...

Hidden features/tricks of Flash development, Flash language (AS2/3), and Flash IDE

Guys, I am thoroughly surprised that there is no Flash Hidden Features post yet in the Hidden Features series that I've been tracking for a while now. There is a recent AS3/Flex one but it's not very active and I don't exactly mean just AS3 when I say Flash here. The Hidden Features series is great for people who are new to a certain l...

Pattern matching trick for identical values

I just wondered whether it's possible to match against the same values for multiple times with the pattern matching facilities of functional programming languages (Haskell/F#/Caml). Just think of the following example: plus a a = 2 * a plus a b = a + b The first variant would be called when the function is invoked with two similar va...

Hidden features of Spring framework ?

After seeing many hidden features about programming language, i would like to know hidden features of Spring "de facto" framework. As you know, Spring documentation hides many features and would be nice to share it. And you: what hidden feature of Spring framework do you know ? ...

Hidden Features of Xpath+Xslt

What are the hidden features of XPath AND XSLT? ...

Hidden features of x86 assembly language?

What are some hidden-features of x86 Assembly Language? What Tips and Tricks do you have for working with x86 Assembly language? ...

Hidden features of Emacs Lisp?

What are some features of Emacs Lisp that you use to solve real problems? One feature per answer Give an example and short description of the feature, not just a link to documentation Label the feature using bold title as the first line See also: Hidden features of Python Hidden features of Ruby Hidden features of Perl Hidden featu...

Hidden features of Android development?

Guys, I am surprised that there is no Android Hidden Features post yet in the Hidden Features series that I've been tracking for a while now. The Hidden Features series is great for people who are new to a certain language. It shows the ropes and certain valuable tricks, all in one place. I think it's a brilliant idea. Even experts some...

What is useful about this C syntax?

So i dont know everything about C. What is useful about this C syntax? int func (p, p2) void *p; int p2; { return 0; } I was able to write this in visual studios 2010beta //yes the params are flipped void f() { void *v=0; func(5,v); } I dont understand. Whats the point of this syntax? i can write int func (p, ...

C# libraries with hidden gems

Up until yesterday, I had no idea iTextSharp included a full set of barcode classes. I discovered this through a chance answer to a question here on SO. Although I'd used iTextSharp in an earlier incarnation for generating some overlay text on a template PDF, I'd never fully explored the library, nor do I even recall Barcode support bein...

Hidden features/Best uses of SQLCLR (MS SQL Server 2005 and 2008)

Continuing on the hidden features theme, I havent found one for SQLCLR (Microsoft 2005 / 2008). For example, undocumented features, tricks to do things which are very useful but not documented enough? Also features that are very useful in general. ...

Fiddler (v2) Hidden Features?

Fiddler is a Web Debugging Proxy which logs all HTTP(S) traffic between your computer and the Internet. Do you happen to know about anything cool, yet pretty hidden in Fiddler (version 2)? Or a cool addon (that doesn't appear in the official site)? ...

Hidden Features Of R?

What are some of the R statistical language's "hidden features"? Similar threads: Hidden Features of C++ Hidden Features of C# Hidden Features of JavaScript Hidden Features of Java Hidden Features Tag ...