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How do I use pagination with Django class based generic ListViews?

...el = models.Car # shorthand for setting queryset = models.Car.objects.all() template_name = 'app/car_list.html' # optional (the default is app_name/modelNameInLowerCase_list.html; which will look into your templates folder for that path and file) context_object_name = "car_list" #de...
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Why is lazy evaluation useful?

...epending on the sequence of conditional expressions, only a subset may actually be used. In a language like C, all three values would be computed anyway; but in Haskell, only the necessary values are computed. It also allows for cool stuff like infinite lists. I can't have an infinite list in a lan...
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How Python web frameworks, WSGI and CGI fit together

... How WSGI, CGI, and the frameworks are all connected? Apache listens on port 80. It gets an HTTP request. It parses the request to find a way to respond. Apache has a LOT of choices for responding. One way to respond is to use CGI to run a script. Another w...
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What's the rationale for null terminated strings?

... by a special character, which B spelled *e. This change was made partially to avoid the limitation on the length of a string caused by holding the count in an 8- or 9-bit slot, and partly because maintaining the count seemed, in our experience, less convenient than using a terminato...
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How to fix/convert space indentation in Sublime Text?

... indentation, and I want it to have 4 space indentation, how do I automatically convert it by using the Sublime Text editor? ...
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How to use Git?

... who spends most of his spare time watching TV rather than coding. So basically I have zero experience with any kind of version control system. My understanding is somehow they make distribution of projects easier. ...
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Should we use Nexus or Artifactory for a Maven Repo?

...out Artifactory but here are my reasons for using Nexus: Dead simple install (and since 1.2, dead simple upgrade, too) Very good web UI Easy to maintain, almost no administrative overhead Provides you with RSS feeds of recently installed, broken artifacts and errors It can group several repositori...
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What is the difference between $(command) and `command` in shell programming?

... for portability issues it is recommended to use backticks for non-nested calls. $(...) needs a recursive parser but this was not used with ksh86 that introduced the feature. Check in-ulm.de/~mascheck/various/cmd-subst for a list of correct implementations. A conforming shell needs to support all c...
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Capitalize the first letter of both words in a two word string

...ting the tolower function inside thee simpleCap function you can deal with all capped words too:is code you can deal: <br/> name <- c("george wasHINgton","tom jefferson", "ABE LINCOLN") simpleCap <- function(x) { s <- tolower(x) s <- strsplit(s, " ")[[1]] paste(toupp...
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Best practices for SQL varchar column length [closed]

...ax length that is not a power of 2. I think early SQL Server versions actually treated a VARCHAR with length 255 differently than one with a higher maximum length. I don't know if this is still the case. For almost all DBMS, the actual storage that is required is only determined by the number of ...