Artificial languages for instructing computers to do steps of computation in order to complete tasks. They allow programmers to communicate with computers.

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6
votes
3answers
417 views

From an execution perspective is an interpreter the same as the JVM / or the .net Framework

I've recently started two introductory level courses - one using Python, the other Java. I've read the answers to this Question but still have difficulty understanding how each ends up with machine ...
76
votes
11answers
7k views

How can I make sure that I'm actually learning how to program rather than simply learning the details of a language?

I often hear that a real programmer can easily learn any language within a week. Languages are just tools for getting things done, I'm told. Programming is the ultimate skill that must be learned and ...
0
votes
1answer
152 views

Keywords for defining constructs in programming languages

I'm designing a language conceptually similar to Go. In Go, for example, the keyword func is used for defining functions: func abs (a int) uint { ... } Same for defining types. However, I was ...
-2
votes
4answers
307 views

What are the advantages of converting empty strings to evaluate to true as compared to false? [closed]

When converting a string to a boolean, what are the advantages of having a programming language evaluate an empty string as true and what are the advantages of having it evaluate it to false?
7
votes
6answers
886 views

xml based programming languages

I was looking at wikipedia - Category:XML-based programming languages. Why would someone take this approach for designing a language? What are the advantages of it? I can only think of ...
5
votes
1answer
668 views

Maths needed to understand theory behind Haskell's type system?

Recently, I've become deeply interested in Haskell. While attempting to learn new concepts (e.g. the forall keyword and ST monad) and Haskell's type system in general, I continually run into ...
8
votes
6answers
978 views

Optional semicolons

Most often, in a general-purpose imperative language - semicolons as statement-delimiters are either required, or completely disallowed (e.g. C and Python). However, some languages, like JavaScript, ...
6
votes
2answers
449 views

Module system for OOP language

I'm designing a simple OO programming language. It's statically typed, compiled, and executed by a VM - similar to Java. The difference is that I don't want to have such a strong emphasis on OOP. ...
1
vote
2answers
350 views

Should ** bind more tightly than !, ~?

Designing a programming language, I'm including the ** exponentiation operator. In Fortran and Python, the two languages I know of which have this operator, it binds more tightly than unary minus, ...
-3
votes
1answer
390 views

Real-World node.js [closed]

I am 14 years old, and have been studying web/app/software development. I am trying to learn a backend language, and am considering node.js. I have heard awesome things about it, plus I like that fact ...
-1
votes
5answers
628 views

How common is string manipulation, really? [closed]

I've noticed a lot of programming introductions (almost any language) usually include a heavy barrage of string manipulation quite early, such as: Count the number of "xx" in the given string. We'll ...
2
votes
2answers
2k views

An ideal way to decode JSON documents in C?

Assuming I have an API to consume that uses JSON as a data transmission method, what is an ideal way to decode the JSON returned by each API resource? For example, in Java I'd create a class for each ...
3
votes
1answer
658 views

Objects of different programming languages [closed]

Apparently, there are some resemblance between objects in JavaScript and dictionaries in Python. Each language defines an object a little different (and there is some logic that all definitions to be ...
8
votes
2answers
996 views

What is an example of a continuation not implemented as a procedure?

An interesting discussion about the distinction between callbacks and continuations over on SO has prompted this question. By definition, a continuation is an abstract representation of the logic ...
0
votes
2answers
278 views

How to write comments to explain the “why” behind the callback function when the function and parameter names are insufficient for that?

How should I approach writing comments for callback functions? I want to explain the "why" behind the function when the function and parameter names are insufficient to explain what's going on. I ...
4
votes
3answers
507 views

Where can I find an authoritative comparison of computer languages? [closed]

I've reached a point in my career where I want to consider myself less "an {x} engineer" where {x} is a specific programming language, and I want to be more of a language-agnostic software engineer. ...
2
votes
2answers
664 views

As a senior project manager, should I still keep learning new skill in programming? [closed]

If I'm a senior project manager, should I still keep learning new technology? For example, every month every year, most language updates themselves, and a lot of new programming concepts become ...
27
votes
4answers
1k views

How do programming languages define functions?

How do programming languages define and save functions/methods? I am creating an interpreted programming language in Ruby, and I am trying to figure out how to implement function declaration. My ...
30
votes
6answers
2k views

Does Lisp still have any special feature which has NOT been adopted by other programming languages?

Does Lisp still have any special feature which has NOT been adopted by other programming languages? By Lisp, I mean all the Lisp programming languages as a whole. I've been told how amazing Lisp is ...
-5
votes
1answer
273 views

Are there any flaws in this Programming Language / Virtual Machine design? [closed]

I am building a Virtual Machine and I think I have a perfect program design but I am worried as I don't have too much experience on this field there might be flaws. Before I'll tell you how it'll ...
1
vote
2answers
292 views

Access JSON object in different Languages

I have a Java code which is writing some data in string format to Messaging queue. Now any one can subscribe to this queue and fetch this data. Here the client fetching this data can be written in any ...
10
votes
3answers
998 views

Is it possible to compile a higher level language to readable C++? [closed]

C++ is a great language in many ways, but some things in particular are cumbersome to write without an IDE. As a VIM user, it would be very interesting if I had access to a higher level language which ...
2
votes
3answers
2k views

Why does division and multiplication by 2 use the shift operator rather than division operator?

While looking at the code in C for division/multiplication by 2, it is found that shift operator is used rather than division operator. What is the advantage of using shift over division operator?
3
votes
1answer
516 views

Is Python Cookbook for python 2.4 applicable to python 2.7.5?

My college has a course on Introduction to programming using python and we are using Python 2.7.5. I would like to know if it will be helpful to read Python Cookbook which is for python 2.4? There ...
3
votes
5answers
796 views

What is the definition of pointer? [duplicate]

Conceptually a "pointer" is just something that "points" to something else;Is this definition is sufficient to tell exactly what a pointer is in programing languages? Does it need to have any other ...
-2
votes
2answers
455 views

Timeline of a programmer in terms of languages? [closed]

Alan Perlis once said: "A language that doesn't affect the way you think about programming, is not worth knowing". I am not proud of the fact that I started programming with scripting languages ...
42
votes
4answers
5k views

Is there a correlation between the scale of the project and the strictness of the language?

Explaining the difference between strictness of languages and paradigms to a colleague of mine, I ended up asserting that: Tolerant languages, such as dynamic and interpreted languages, are used ...
-1
votes
2answers
510 views

Getting help in programming while holding the reins tightly [closed]

I am starting an Internet business. Basically the most important part, the part that is making me actual money is still missing. I tried to deal with those issues several times but I always get ...
1
vote
1answer
520 views

How to write a syntax checker [closed]

How is a syntax checker for a programming language written? I am guessing a grammar has to be written first. How to then proceed? Motivation I'm using a programming language (Apex for Salesforce) ...
21
votes
4answers
733 views

C++ Linkage Languages other than C?

The C++ language allows intermixing of both C++ and C in one source file. For example, extern "C" { struct bar { /* ... */ } } Does C++ or has it ever supported any other "linkage languages" ...
0
votes
1answer
2k views

Is Java still king of cross-platform compatibility? Is the answer still Swing? [closed]

So basically, my company is looking to create an app that can be distributed on Linux, Mac OS X, and Windows. We are hoping for a cross platform solution. I have experience working with Java Swing ...
0
votes
3answers
384 views

Any languages use the '=>' and '=<' operators? [closed]

I'm just curious if there are any programming languages that use the '=>' and '=<' operators for something. I wonder why these are not commonly used when their variant '<=' and '>=' are so ...
57
votes
16answers
20k views

How to handle divide by zero in a language that doesn't support exceptions?

I'm in the middle of developing a new programming language to solve some business requirements, and this language is targeted at novice users. So there is no support for exception handling in the ...
11
votes
6answers
1k views

Do sigils make source code easier to read?

In most programming languages, variables do not have identifying characters like they do in PHP. In PHP you must prefix a variable with the $ character. Example; var $foo = "something"; echo $foo; ...
1
vote
2answers
398 views

Which language for which job? [closed]

Today I asked myself a quite fundamental question, well .. I guess it is one. But google- and SEing couldn't give me the answer I was looking for. I'm writing programs for quite a few years now, but ...
1
vote
2answers
288 views

How would my custom language be categorized?

I'm developing my own scripting language to solve some unique challenges for a project. The language takes source code and converts the contents into tokens, and then a command factory is used to ...
0
votes
1answer
684 views

Interviewer gives wrong answers to their own questions [closed]

I have taken some C and C++ interviews in India and I must say I am quite disappointed by the kind of questions Indian interviewers ask. They expect black-n-white answers to questions and wont accept ...
1
vote
3answers
482 views

Does a programming language increase/decrease value? [closed]

Let's say you develop a software program for Windows in C#, then Joe Blow develops the same software program for Windows but instead codes it using C++. If Joe Blow were to sell that software program, ...
0
votes
2answers
782 views

Why don't we have a non-turing complete general purpose language yet? [duplicate]

Non-turing complete languages can solve every practical problem that a turing-complete language can. Also, they are much more analyzable than turing complete languages. The compiler can comprehend the ...
1
vote
2answers
152 views

What is global mutable variable behaviour in dynamically-linked libraries?

When a dynamically linked library includes a global mutable variable, such as a container for state initialised when loading the library, how do references to that variable behave when running an ...
10
votes
3answers
602 views

Do I need to understand the Internals of a programming language?

I am beginner to Python and I really like it so far. One question that comes to my mind very often is if I need to understand and therefore learn the Internals of a programming language (as in my case ...
7
votes
5answers
960 views

What to do with old programming books? [closed]

I have about 1000 or so programming books, but a good selection are on languages/frameworks that are dated, like Django 1.1, Symfony 1.3, or HTML 4 and CSS 2. I just got them all back from storage and ...
2
votes
0answers
119 views

Are there non-turing complete dynamic languages which can be used to create useful programs? [duplicate]

While it takes a turing complete language to create any imaginable program, is it possible to compute most "useful" programs with a non-turing complete dynamically typed language? For example, is ...
-2
votes
1answer
270 views

Any good, easy to learn from books or tutorials for learning assembly? [closed]

I've been a developer since 2009 and I've learnt a lot of languages since, but I've always wanted to understand and be able to code in the lowest level language so I can directly (or at least very ...
9
votes
1answer
3k views

Erlang and Go concurrent programming, objective differences between CSP and Actors?

I was looking into concurrent programming in Erlang and Go programming languages. As per my finding they are used Actor model and CSP respectively. But still I am confused with what are the objective ...
0
votes
4answers
1k views

How should I go about developing some basic C/C++ knowledge so that I can grok the concepts written in some Classic software programming books? [closed]

I know Java and JavaScript pretty well. I have never really worked on C/C++. But at this stage of my career I feel that the fact that I do not have adequate knowledge on C/C++ syntax(especially ...
0
votes
1answer
257 views

how do design the database tables for file download statistics

I have the web application where i am serving file downloads in php. All is working fine and i have the download column in file field where i increment it. But i want to have full statictics of ...
1
vote
2answers
476 views

How can I work on multiple programming languages at same time [duplicate]

It always happen to me that if I leave the stuff for 1-2 months I forget the stuff. 5 months back I had symfony project and I did that. At that time I was very much confident that I can do any ...
14
votes
4answers
927 views

Why is mod (%) a fundamental mathematical operator in many programming languages?

Is there a reason, historical or otherwise, why the modulus operator is part of a small set of standard operators in what seems like many languages? (+, -, *, / and %, for Java and C, with ** in Ruby ...
-6
votes
2answers
719 views

What are the benefits of being proficient in multiple programming languages? [duplicate]

I have a friend who refuses to learn any other language than Perl. How do I convince him that he can not go through his entire life with only 1 language? What are some arguments to open his mind up to ...