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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0answers
37 views

Is a language that provides more abstractions to use it's own API, considered higher-level than a language that doesn't? [duplicate]

Consider two programming languages: Both run on a VM, have the same amount of abstraction levels between the programmer and the OS and CPU, etc. The only difference is inside the languages themselves ...
2
votes
3answers
224 views

Left and Right most Derivation

So i understand the semantics of derivations as far as Backus Naur Form goes. One thing I cannot find in any text book or the various lecturers' notes that are on-line is this. When would a right ...
10
votes
3answers
2k views

Are there any statically-typed Web scripting languages?

There seems to be two major ways to set up a web server backend. You can use a LAMP stack, with the server-side code in something like PHP or Python (or Ruby or JavaScript, which don't start with a ...
12
votes
5answers
2k views

Which languages are used today for low-level programming? [closed]

When I hear low-level programming, such as for drivers, embedded systems, operating systems, etc., I immediately think about C and perhaps C++. But mainly C. But what other languages are also used ...
13
votes
3answers
532 views

How compilers know about other classes and their properties?

I'm writing my first programming language that is object orientated and so far so good with create a single 'class'. But, let's say I want to have to classes, say ClassA and ClassB. Provided these ...
8
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4answers
2k views

A good interpreted language for a small embedded project [closed]

I have an mbed microcontroller which has a small ARM Cortex M3 on it. Basically, my effective resources for the project are ~25 KB of RAM and ~400 KB of Flash. For I/O I'll have a PS/2 ...
0
votes
1answer
106 views

Derivations in BNF

I get how to do a derivation of a BNF. My text books do a good job of explaining it (much better than the on-line lecture notes of many profs etc). Example below then my questions: <program> ...
-4
votes
3answers
171 views

Is a programmer professionality bound to the language? [closed]

I hear people saying that "a true programmer is not bound to a programming language, because programming goes beyond that", and albeit agreeing on the premise, i consider my professionality pretty ...
4
votes
3answers
2k views

Why were default and static methods added to interfaces in Java 8 when we already had abstract classes?

In Java 8, interfaces can contain implemented methods, static methods, and the so-called "default" methods (which the implementing classes do not need to override). In my (probably naive) view, there ...
17
votes
4answers
3k views

Why does Java not do type inference?

I have always wondered why Java does not do type inference given that the language is what it is, and its VM is very mature. Google's Go is an example of a language with excellent type inference and ...
2
votes
1answer
349 views

static languages or dynamic languages? [closed]

What is the exact border between the static and dynamic languages? I mean I am told the following parameters are the deciding factors: Compilation or interpretation Typing Runtime generation Dynamic ...
50
votes
9answers
3k views

Is there any “real” reason multiple inheritance is hated? [closed]

I've always liked the idea of having multiple inheritance supported in a language. Most often though it's intentionally forgone, and the supposed "replacement" is interfaces. Interfaces simply do ...
3
votes
5answers
694 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 ...
25
votes
7answers
2k views

Disadvantages of scoped-based memory management

I really like scope-based memory management (SBMM), or RAII, as it is more commonly (confusingly?) referred to by the C++ community. As far as I know, except for C++ (and C), there's no other ...
5
votes
11answers
2k views

KISS principle applied to programming language design?

KISS ("keep it simple, stupid" or "keep it simple stupid", see e.g. here) is an important principle in software development, even though it apparently originated in engineering. Citing from the ...
15
votes
5answers
1k views

What is meant by “native support for a feature” in a programming language?

I went through a line somewhat like this "PHP has no native support for Unicode". Also i read that Python has native support for Unicode. Now you can call a function utf8_encode() in PHP to encode a ...
26
votes
13answers
20k views

Why is C++ still preferred to build heavy GUI apps over the latest dynamic languages? [closed]

I see that most of the apps that include heavy GUI content are usually developed in C++. Most of the games/browsers are coded in C++. Can't we just develop better GUI apps with the latest dynamic ...
-2
votes
3answers
240 views

Are there programming languages that their programs don't run on a VM or natively, but rather on an interpreter? [closed]

In this question I presented an idea I have for a simple programming language. The way programs written in this language will be run, is inside an interpreter written in Java, which will interpret the ...
3
votes
5answers
297 views

Virtual machine for a high level programming language vs an operating system

It struck me recently that a virtual machine for a high level programming language is very much like an OS. It manages resources, e.g. stack, heap, etc. similar to how an operating system manages ...
2
votes
4answers
645 views

Why are scientific programming languages so weird? [closed]

It seems to me that programming languages meant for use in science and engineering are consistently weird compared to general-purpose languages. Some examples off the top of my head: In Matlab, each ...
5
votes
3answers
2k views

Getting started with system programming? [closed]

Ever since I discovered programming five years ago, I've done a lot of things. I've learned numerous programming languages and technologies and tried out many interesting things. I've written games, ...
0
votes
2answers
196 views

Regarding interpreters

I understand that an interpreter could do one of the following things (and probably more): Execute programming-language source code directly. First translate the source code to some intermediate ...
7
votes
3answers
704 views

Do any object-oriented programming languages support “collective constructors”?

I was recently considering that sometimes several objects depend on each other (e.g. if they contain cyclic references) and therefore it would be useful to create them as part of one atomic operation ...
1
vote
2answers
687 views

Are there mainstream general-purpose non-Turing complete languages available today?

Non-Turing complete languages offer a great advantage over Turing-complete languages as they are much more analyzable and, thus, offer much broader optimization possibilities. Yet they are barely used ...
54
votes
11answers
9k views

A modern review of Java [closed]

I've been programming for a few years and I began in Java, and in my time I've found many different sources claiming Java to be an inferior language in some way or another. I'm well aware that each ...
61
votes
18answers
9k views

Why is verbosity bad for a programming language? [closed]

I have seen many people around complaining about verbosity in programming languages. I find that, within some bounds, the more verbose a programming language is, the better it is to understand. I ...
0
votes
1answer
255 views

Creating a very basic compiler using Java

I want to try and create my own very basic language, with it's very basic compiler. All using Java. For now, it will only need to enable to 'programmer' to print things to the screen. I had an idea ...
-2
votes
1answer
2k views

Advantages and disadvantages of PHP/Ruby [closed]

I've been a front-end developer for about two years now, and I'm attempting to break into the server side of things. Ideally I'd like to work for a startup social network on the back-end side so I ...
1
vote
1answer
93 views

If a variable containing a function gave the function's return instead of a reference to the function, what would an array of functions return? [closed]

I'm creating a prototype scripting language similar to something like Javascript. In my language, every single reference to a variable is actually a function call (a getter function), whether it has ...
2
votes
3answers
754 views

What are the advantages of pass by value?

I always thought pass by value is a legacy from the early languages, because the designers had never seen anything else. But after seeing the brand new languages like Go adapting the same principle ...
-3
votes
3answers
177 views

Why can't we program without compiling (using an IDE/debugger)? [closed]

I find it very interesting that even people who design a particular framework still have to rely on compiling to ensure the code is correct. I don't mean for 100s of lines of code, but 2-10 lines. I ...
5
votes
3answers
401 views

Is there a web-specific reason for the design choices behind the JavaScript language?

With the advent of "the web is the platform", JavaScript is fast becoming the most widely used programming language in the world. However, many tasks that are easy to accomplish in other modern ...
340
votes
33answers
124k views

How do I create my own programming language and a compiler for it [closed]

I am thorough with programming and have come across languages including BASIC, FORTRAN, COBOL, LISP, LOGO, Java, C++, C, MATLAB, Mathematica, Python, Ruby, Perl, JavaScript, Assembly and so on. I ...
10
votes
6answers
2k views

Are there any ultra high level languages out there? [closed]

Historically a HLL is something like C, Fortran or Pascal and a VHLL is something like Ruby or Python. I am familiar with the terms 4GL, 5GL, DSL and LOP, and those who aren't should read Wikipedia ...
1
vote
1answer
159 views

Pythonic version of Java interfaces

I fully acknowledge that Python and Java are different programming languages and should be used differently. That said, "Program to an interface, not to an implementation" is good language-agnostic ...
13
votes
9answers
1k views

Does your programming knowledge decrease if you don't practice? [closed]

I'm a novice programmer. I study languages such as C, C++, Python and Java (mainly focusing on C++). I'm what you'd call "young and inexperienced" and I admit that because I can't claim otherwise. ...
1
vote
1answer
514 views

Is there a practical use from learning Brainfuck? [closed]

Brainfuck is an esoteric programming language created in 1993 by Urban Müller. It was designed to challenge and amuse programmers, and was not made to be suitable for practical use. But still, it ...
27
votes
11answers
10k views

What to do when coding begins to feel boring, like it is all just more of the same? [closed]

I started programming at the age of 6 on a Commodore 64. Now I'm 28, and I have to complete 4 courses from a first degree in Computer Science. I'm starting to get bored with writing code after all ...
38
votes
28answers
6k views

When is it reasonable to create my own programming language?

Are there types of killer applications, classes of algorithmic problems, etc., where it is better, in the long run, to create my own language? PS: Just to be sure, I mean a new programming language ...
10
votes
4answers
3k views

Is a lambda expression something more than an anonymous inner class with a single method?

There is a new hype with the long awaited lambda expressions in Java 8; every 3 day another article appears with them about how cool they are. As far as I have understood they a lambda expression is ...
1
vote
3answers
190 views

Requiring a specific order of compilaiton

When designing a compiled programming language, is it a bad idea to require a specific order of compilation of separate units, according to their dependencies? To illustrate what I mean, consider C. ...
0
votes
1answer
156 views

Mixing declarative & imperative code (Implicit 'unit tests' ?) [closed]

Well I'm no expert, but as a student, I'm curious about languages and their design patterns / goals. I'd like to know, whether there are any points I miss in the following examples, and why ...
15
votes
4answers
438 views

Studies on how well can a programmer understand code in unfamiliar languages? [closed]

Are there any serious studies on how well an experienced programmer who knows language X can understand code written by a competent programmer using language Y, for a good range of widely used ...
8
votes
2answers
638 views

Are there any good use-cases for variable variables?

Today I encountered this little PHP gem called variable variables. $literal = "Hello"; $vv = "literal"; echo $$vv; // => prints "Hello" Are there actually any real use-cases for this language ...
38
votes
12answers
3k views

Keep a programming language backwards compatible vs. fixing its flaws

First, some context (stuff that most of you know anyway): Every popular programming language has a clear evolution, most of the time marked by its version: you have Java 5, 6, 7 etc., PHP 5.1, 5.2, ...
3
votes
1answer
320 views

Is there a name for the 'break n' construct?

In a conversation earlier this week I was discussing certain language features, and I realized I don't have a good word / phrase to describe a particular feature. Some languages, such as PHP, have a ...
0
votes
3answers
133 views

High-Level SQL Interoperability

In a server -> client scenario, wouldn't it be simpler and faster to grant a public user access to a Stored Procedure rather than using web services (XML, REST, SOAP, etc) and other interoperable ...
8
votes
2answers
392 views

What rationale is used when programming language designers decide what sign the result of modulo operation takes?

Going through Modulo operation (the avenue I entered while exploring the difference between rem and mod) I came across: In mathematics the result of the modulo operation is the remainder of the ...
0
votes
2answers
1k views

Are there any languages that have both high- and low-level facilities? [closed]

Are there any languages that have both high- and low-level facilities? If not, is it feasible to create one? Why or why not? In theory, it would be very helpful to have a programming language that ...
3
votes
3answers
332 views

Is Python suitable for a statistical modeling application looking over thousands of past events?

I'm currently working on a project with a partner where we analyze large datasets of past sporting events. There are approximately 30,000 events per year and we have historical data for five years. ...