Good. Keep the comments coming. The tips are a collaborative effort. People should know what practices they should adopt.
Now I see some good technical focus in LUG. -Girish On Sun, Dec 4, 2011 at 7:50 AM, Suraj Kumar <[email protected]> wrote: > On Sun, Dec 4, 2011 at 6:48 AM, Girish Venkatachalam < > [email protected]> wrote: > >> Most of perl's conditionals are written using the regex construct: >> > > That is not true. Like all conditionals, it depends on the program's > context... and program's context is entirely dependent on the programmer. > > Good programmers don't use regexes for everything (especially "most > conditionals") because it makes it > 1. difficult for other programmers to sit through and figure out what > the regex is trying to do > 2. difficult to be precise, there could be many possible matches > 3. impossible to separate implementation logic from business logic > 4. (CPU-wise) expensive to do something that could have been better > designed with alternate, non-english based approaches > > Regexes make for some shabby, unmaintainable code. Use regexes only when > absolutely necessary. For most machine-machine communication, there are > well defined data interchange formats than human language that needs "regex > parsing" (data interchange/serialization formats such as YAML, JSON, XML, > etc.,). For most human-machine communication, there are MVCs (like perl > Catalyst) that let you separate business logic from the data representation > and user interaction. You can still use regexes, but such frameworks > minimize your urge (as perl "scripters") to use regexes and other bad > practices. > > More than raw language skills, good practices make good programmers. > > Cheers, > > -Suraj > > -- > Career Gear - Industry Driven Talent Factory > http://careergear.in/ > _______________________________________________ > ILUGC Mailing List: > http://www.ae.iitm.ac.in/mailman/listinfo/ilugc -- G3 Tech Networking appliance company web: http://g3tech.in mail: [email protected] _______________________________________________ ILUGC Mailing List: http://www.ae.iitm.ac.in/mailman/listinfo/ilugc
