A library is a collection of resources providing data and/or services for developing independent software.

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Contracting Around LGPL

A client of mine wants to static link its proprietary commercial work to a library that is licensed under LGPL that is sold by VMime in France. VMime's website purports to explain that the purchaser ...
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75 views

Building a personal C/Python library to replace Matlab [closed]

I am considering to switch from Matlab to Python/C++ for research work. The objective is to create an environment similar to Matlab for rapid prototyping. Python is slow even with numpy and schipy. ...
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Library for finding rules (based upon correlations) between columns in a database

I have a database table with 100.000 rows. One column contains transaction texts from bank statements like: "Paid Google Adwords for July invoice 4343434" while another one contains a manual ...
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3answers
200 views

Why would anyone want to build a file system for windows? [closed]

I saw an ad on StackOverflow today for a project called WinFsp. The site mentions the following features: Allows for easy development of file systems in user mode. There are no restrictions on what ...
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2answers
227 views

What's the best way to create a two-level library, containing a class with different levels of abilities?

I would like to create a library consisting of two layers, lets call them A and B. There should be a class "Sample" in layer A. Layer B also knows about class "Sample" and enlarges it by some methods. ...
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99 views

System for scheduling parallel tasks/callbacks

I am looking for a system for building state machines with timed/scheduled transitions, and with events that happen periodically during a given state. I can implement it myself, though I feel like ...
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1answer
60 views

Editing Python libraries

I have been using Python for a fairly long time and now I want to modify a Python library to fit my needs. There are two ways to do this as far as I know. One is to modify the source code itself. ...
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1answer
178 views

Is it possible to run a program in C language without libraries?

I was working on a C program and i just noted that i can execute my program even if i didn't declared the required libraries, this is the code: #include <stdio.h> #include <string.h> int ...
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1answer
94 views

Explicitly mark unexported functions in a DLL?

When writing an unmanaged Win32 DLL that exports functions, it's not uncommon to have some functions, variables and/or classes that aren't meant to be exported and are only for internal use within the ...
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69 views

Should I annotate all the entry points in my library?

In a library project, I see numerous warnings suggesting that I reduce the visibility of public classes and methods. (Or in the case of methods I haven't written tests for, warnings about them being ...
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2answers
175 views

Do classes in a JRE library support observable and/or asynchronous reads from external/non-JRE assemblies?

How can I implement my cross-platform library (e.g. on JRE) to operate in a thread-safe manner on object references, so that native front-ends on other platforms can observe the object and take ...
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1answer
69 views

Is an all-encompassing enumerator appropriate?

I will illustrate the problem with a specific case. Suppose we have a bit-flag style enumeration type defining different kinds of validations. It's tempting to define an enumerator like ...
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147 views

Using ninject in a class library

Looking for some help getting my head around ninject and DI. Using the simple examples I've found online everything works nicely but trying to do something more complex is causing headaches. I have ...
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231 views

Breaking API changes: how can I make the transition easy for library users?

In the past, I used the standard way of adding @Deprecated annotations to API methods which will be removed in a later version. Now I am preparing a major version for a library, with many API parts ...
4
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3answers
105 views

How can you separate a monolith into domain-driven libraries without duplicating interfaces and still keep dependencies simple?

I'm working on a project with web services, and I've been structuring things where: The web service contains the business logic layer A library which handles the data access layer I've recently ...
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77 views

How to get verification that you've implemented all your API in a static library?

I just learned that static library building skips the linking stage, which explains why my build process succeeds all the time when it's possible I actually haven't implemented a function in my header....
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31 views

Criteria for choosing which common data formats to support for tabular data in a simple ML library

What criteria does one consider when choosing which data formats a library for doing some machine learning task should support for reading/writing tabular (i.e. non-hierarchical) data? I found a ...
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10answers
1k views

Programmers that need a lot of “outside help” - is this bad? [closed]

Is it kind of tacky or poor practice when programmers use an unusual amount of libraries/frameworks to accomplish certain tasks? I'm working with someone on a relatively simple programming project ...
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3answers
205 views

Version control on standalone (in-house) libraries?

Problem Statement At our company, we have various application projects that we work on and then we also have libraries that those projects need to utilize. I feel the need (based on some similar ...
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2answers
352 views

How do I get people to contribute ideas for my .NET library?

I maintain a LGPL library for rapid development of large scale .NET applications, It's a general purpose class library containing functionalities that are used at the DAL and BLL level. So, in ...
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6k views

Differences between different creative coding libraries

I've worked with Cinder previously under Windows, but have recently switched to Ubuntu. Since Cinder doesn't work on Linux (::sadface::) I've began looking for alternatives. With that in mind, could ...
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1answer
98 views

Analyzing a C++ library with a diagram [closed]

When I want to read an entire library in C++ I start with class A. Then I realize class A is using function B. Function B is using class C and C2 and class C uses class D. I am aware that this ...
2
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2answers
150 views

Why use dynamic linking for less-popular libraries?

I know the difference between static and dynamic linking. I know why the notion of a library is important. And I even know why you'd want to link something like OpenGL, platform-specific APIs, or ...
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How to create and publish a useful Java library

I've recently worked on a Java class that generates permutations per list of objects. In any case, I would like to have this library offered to the public, so I have several questions: Most ...
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100 views

Including both “careful” and “dangerous” versions of a function in a library/module

I'm writing some code that I've decoupled off into a module of its own, and even though I'm most likely the only person who will use it, I'm trying to think as if I might not be. The functions in this ...
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1answer
101 views

Best approach to avoid duplication of code meant to run on windows/iOS/Android devices?

I am working on a new version of the following system: A 'main control' service that runs on Windows Server (C#). Clients on the following systems, that communicate with the above service via Web ...
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94 views

Who should I submit a bug to when two vendor libraries collide?

I found a bug. Yay for me. The bug is such a mix of technologies I am not sure who I should submit the bug to. The bug is a mix of Adobe Experience Manager and Angular Materials. Neither is really ...
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290 views

Preferable design of scope guard in C++

Recently, I come across an issue about the design of scope guard. A scope guard invokes a supplied function object (usually performs cleanup procedures) upon exiting the enclosing scope. The current ...
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66 views

Library/API Runtime Between Versions

I was having a conversation with a friend about the C# StringBuilder class, and what it's behavior was. I'll paraphrase, but my side of the conversation was something like this (I oversimplified ...
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1answer
45 views

How to handle user created expressions in application

In our application users can enter custom expressions to calculate certain things. For instance they can specify an invoice and define a number of lines for cost calculation. Example for a course ...
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7answers
2k views

Why use an opaque “handle” that requires casting in a public API rather than a typesafe struct pointer?

I'm evaluating a library whose public API currently looks like this: libengine.h /* Handle, used for all APIs */ typedef size_t enh; /* Create new engine instance; result returned in handle */ ...
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2answers
144 views

python - differences between reusable code vs. code for solving specific tasks

Reusable code (ex. libraries and frameworks) and code written to solve a specific task and not meant to be reused as a general tool (for example, code being used only by my 6 person team in a private ...
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4answers
2k views

Member functions vs. Non-member functions for math operators

I'm writing a linear algebra library (long story short, it's a school assignment) that involves matrices, vectors, etc. In the process of creating this library, I'm going to be creating functions ...
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541 views

audio file processing in C++

I thought of the following project that I want to pursue: I want to create a C++ program, that can play audiofiles and visualize the amplitudes of individual frequency bands in real time (e.g. with ...
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2answers
3k views

Are header-only libraries more efficient?

Assumptions One of the advantages of header-only libraries for C++ is that they do not need to be compiled separately. In C and C++ inline makes sense only if the function is defined in a header ...
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2answers
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Writing R packages to replace .R scripts?

In our company we have a handful of R users who have collectively written some ~30 .R scripts over the last year. The scripts are mostly 100 lines or less, defining useful and reusable functions. ...
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1answer
2k views

Importing plain javascript libraries in an AngularJs application

I am working on an AngularJs project which is getting bigger very fast. Currently I need to store some user data, so I was using $localStorage for Angular. But I had a problem, as the application is ...
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3answers
318 views

What does it mean to build from source?

I'm trying to install numpy using this. This link opens with these instructions: These instructions describe how to build NumPy and SciPy libraries from source. If you just want to use NumPy ...
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1answer
260 views

Structuring a Python Project: Need some guidance

I currently am working on a project that involves several discrete components that have some common functionality, and I am in need of some advice. Right now I have a central component responsible ...
2
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1answer
72 views

How do you stick to an ABI/API in a commercial library?

How does a commercial library vendor manage to stick to the same ABI over years of development (or is this a bad assumption on my part)? I would have thought that over time a lot of functions and ...
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1answer
130 views

Maintaining multiple versions of a library that all need maintenance and development

I'm writing an interface to a lexicon in Java. I just started this project, and the lexicon is on version 3.8. When a new version comes out, say version 4.0, database columns may be renamed, removed, ...
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115 views

Are facilities that generate HTML for you, considered harmful? [closed]

I will approach this from two directions (+ raw HTML itself being de-facto third) Proprietary HTML-generating code Code generating facilities provided by a popular library Proprietary HTML-...
0
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1answer
954 views

Is it required to differentiate between js framework and js library?

While searching through many javascript libraries/frameworks, I observed that the terms are sometimes used interchangeably. So, conceptually is it important to distinguish between framework and ...
2
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0answers
190 views

What is a “shaded” JVM client?

JVM developer here. Lately I've seen banter on IRC chat rooms and even in my own office about so-called "shaded" Java libs/clients. The context of the use will be something like: "Such and so ...
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2answers
151 views

Will issues arise packaging libc and pthread with your C apps?

The issue I hit, is that I am packaging shared libraries with my code in order to load GNUTLS, except for libc, because I figured any system will have it. Most of them don't have the required 2.14 for ...
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1answer
98 views

Best approach for aliases namespace from config

I'm working on a library that contains a large number of components that have namespaces that are nested. Also, when a new module inside the library get's added, we then have to add the namespace and ...
2
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4answers
188 views

Moving Old Projects To Newer IDE's and Libraries [closed]

At work we have a few older projects that are stuck on .NET 1.1 and VS 2003. While these are probably to much work now to move forward I'm wondering if the effort to keep our newer projects up to date ...
3
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2answers
261 views

Async library guidance

I'm creating a library that contains a class that exposes several Async methods: public class MyClass { public async Task<Foo> DoFooAsync() { /*...*/ } public async Task<Bar> ...
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3answers
379 views

Possible alternatives to copy constructors

In my C++ project I am relying on some libraries that do memory management for me. I make wrapper classes, for ease of use and memory safety, for example the class below. Note that this is a much ...
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3answers
5k views

Did C++11 address concerns passing std lib objects between dynamic/shared library boundaries? (ie dlls and so)?

One of my major complaints about C++ is how hard in practice it is to pass std library objects outside of dynamic library (ie dll/so) boundaries. The std library is often header-only. Which is great ...