Questions tagged [libraries]

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

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How does the APGLv3 applies on a project which links only through an iFrame? [migrated]

Suppose you build a point of sale software using PHP code. You used another standalone server for the report viewing such as the Jasper Reports Server. These two links only via library built in PHP ...
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1answer
80 views

How to start developing a well architected Javascript Library?

I want to start developing an. open-source javascript library. I can see other open-source libraries are well structured. They have src, dist, test kind of folders, etc. Which is making me very ...
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1answer
30 views

CLI and Lib package, where to put module loading code

My Software contains a lib package, a cli package and an arbitrary number of plugin packages. The plugin packages do the algorithmic work. The lib package basically just executes the plugins and ...
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2answers
184 views

Programming a library in multiple languages

I am planning to implement a cryptographic library for several languages and looking for best practices. I have looked at several threads, especially this, this, and this one, which answer my ...
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1answer
52 views

In C++, does it make sens to have library project be composed of other libraries?

I'm working on a C++ project which is currently divided into "sub modules" / "components". Each of these are compiled into a separate library (components are usually 10-20 files). The libraries are ...
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2answers
52 views

Suitable way to round results returned by any function of a class

Assume there is a class Shape. The class has two functions area() and perimeter(). Let's say Circle and Square inherit from Shape and override these methods. Obviously the results are going to be ...
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1answer
47 views

Development paradigms of ML libraries

I know that Tensorflow use symbolic model-building APIs where the developers can use them to build static computational graphs. Whereas Pytorch offer imperative programming paradigm where it performs ...
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1answer
76 views

Backward compatibility testing

As a creator of a software library, how can I verify backward compatibility with earlier versions? When using a dependency management (here: Maven), multiple versions of my dependency could be (...
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1answer
72 views

When does it make sense to update eslint/prettier?

I have the following setup: different teams shared eslint config (that imports airbnb rules as a basis). Whenever a developer decides to update libraries, if eslint/prettier have updates, it's a ...
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4answers
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What is the difference between a library and a dependency?

In this docker beginner video its explained, that different stacks may depend on different libraries and dependencies and that this can be handled with Docker. However, I don't get what the ...
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2answers
96 views

Is it a best practice or anti-pattern to export mock versions of functions for a library?

Context We are creating a library that makes an API (HTTP) request to a 3rd party. During testing we have written mock versions of the functions that make external requests so that we can test the ...
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1answer
105 views

What is the name of the throw-an-exception on invalid inputs pattern?

In some .NET libraries, there's a pattern of two alternative ways to call a function. int i = x.GetValue(k); /* Might throw. */ if (x.TryGetValue(k, out int i) { /*...*/ } else { /* ... */ } I ...
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1answer
102 views

How should I provide generic typing and allocation for a collection library in C?

I am in the process of implementing a persistent collection in C, specifically, an immutable hash trie. In order to increase acceptance and reusability, I have identified the following key areas that ...
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how to handle external shared libraries, which we do not want to expose

We have 800-900 services we expose via an ESB. Each service is a web app hosted on Tomcat servers. We have 4 tomcat servers per group of services. Our services are split into 4 groups. Each service (...
2
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1answer
110 views

Is it common to include a specific build of a library/ tool for production level project?

I am working with C++ in a Linux/ Unix environment. I am trying to learn the physical design of large scale projects. In one of my projects, I am using an SDK from a camera manufacturer. They released ...
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0answers
50 views

Ensure that library has been initialized

I am using a 3rd party library that must be initialized with Lib::init() before any of its other functions may be called and that must be uninitialized with Lib::destroy() before the application ends. ...
2
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1answer
112 views

Are symbolic links a good way to 'import' a project into another?

I've been thinking on how to import a project B into a project A, which both are GitHub repositories. Project B is a library I reuse over many projects, I do add stuff in it, directly from project X, ...
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32 views

Composer Update — Need to Push?

I have a private PHP library that is working well for the most part. Let's call it "private library". I can move into the "private library" and edit, git add, git commit and git push -- all as you ...
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2answers
80 views

Organization of C++ source code for reusable components

I'm implementing a custom templated container as part of a learning project in C++. The container makes use of different components like serialization, memory management, iterators. I am wondering ...
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1answer
93 views

Better stdbool.h

How about instead of #define bool _Bool #define true 1 #define false 0 #define __bool_true_false_are_defined 1 We should have this: #define bool _Bool #define true (bool)1 #define false (bool)0 #...
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1answer
78 views

Use two parallel instances of the same .NET assembly

I've have an n-tier .NET 4.6 internal business application. It has a business logic layer class library project that references a data access layer class library project. It's designed to decouple the ...
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2answers
108 views

Can a service be split into two microservices using common libraries?

I am thinking of splitting a service serving multiple endpoints into microservices that can serve a set of endpoints but the problem is that the two services have certain logic in common. can the two ...
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1answer
130 views

Create a common interface to use N libraries and define specific behaviours

I am creating a browser automation library that is capable of using Puppeteer(automates chromium) and Selenium(automates all major browsers), but the goal is to also be able to add more libraries in ...
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1answer
113 views

How to figure out if a certain technology/library is used in development of a proprietary application [closed]

Not sure if the question is relevant here, but basically it is expressed on the title. I'm curious to know if a certain library/technology is used in a proprietary software. How can I satisfy my ...
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1answer
79 views

Managing compatibility and dependencies in code library

I manage a library that is made of multiple components, there is some dependencies between some of these components, for example I have a core library for common code base that is referenced by other ...
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5answers
339 views

How to keep developers informed about a code library in large organizations?

Although our products often have the same requirements, the solutions are always developed anew. From different people, with different good results and different quality. A code library especially for ...
2
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1answer
40 views

Should I update the major version of a consumer package if one of its critical dependencies has a major update?

This is a scenario I have seen: I have a shared library with code that fetches data from an api. Let's call this ApiProvider. Currently this ApiProvider is in version 1.1.1 and is currently pointing ...
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1answer
132 views

Public class members in PIMPL

I'm attempting to use the PIMPL idiom. This is my public header file in include/foo.h: class FooPrivate; class Foo { public: Foo(); ~Foo(); private: FooPrivate* p_impl; }; ...
4
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1answer
242 views

Benefits of Java's InputStream and OutputStream over .NET's Stream

Java has a notion of separate InputStreams and OutputStreams. Your code reads from an InputStream and writes to an OutputStream. .NET does not have this distinction, instead it has a single Stream ...
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2answers
332 views

Refactor namespaces in a library while keeping backwards-compatibility

We developed a generic .NET library for our line-of business applications. This is what our namespace/class structure looked like 5 years ago: ... AcmeCorp.Tools.ExcelWriter AcmeCorp.Tools....
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Do I need provide translation for an UI library

I have a library for a lockscreen in Android, that includes diferent dilogs for fingerprints, texts and all that stuff. My question is: What the best practice to provide localization. Should I have ...
0
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1answer
81 views

Replacing a shared library with a shared microservice

I understand that generally shared libraries are a microservice antipattern, and the disadvantages of shared libraries in a microservice world are well documented. However, I have not been able to ...
2
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1answer
268 views

Is there such a thing as linking to too many dynamic libraries in Linux?

I'm currently considering breaking down one of my libraries in some 20 Debian sub-projects. Each part is already pretty much a standalone bit in the existing large library. What I'm wondering is the ...
3
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2answers
2k views

What is the difference between a static library and an archive library?

In the comments of a recent answer, I equated a static library with an archive of compiled object files. The response was that they are not the same, so what is the difference? To clarify - gcc ...
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2answers
132 views

Should you “rebrand” the exception of the library you're using?

Say your making a library Foo that depends on a 3rd-party library Bar. Bar throws a custom exception \OtherVendor\Bar\CustomException. Is it recommended to just throw that exact exception to your ...
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1answer
50 views

Name for a library that provides an API for other libraries

I've been working on a library at work which provides a simplified API for a few underlying libraries (face recognition, text to speech, etc.). My boss asked me the best way to describe this concept ...
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4answers
144 views

Is there a mismatch between XSL and OOP? [closed]

context and background: I prefer OOP for the most part and find it, largely, more intuitive -- this is my bias. When I read that functional language x is better than OOP language y I think to myself:...
6
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3answers
318 views

Should a high-performance API expose low-performance utility functions?

Context: I'm working on an open source project to solve a problem that comes up in ad-tech and social media data mining: indexing boolean expression trees, and matching them against incoming documents....
0
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1answer
415 views

Distributing C# Dlls to Customers on Application Install

I am currently working on a software library that will be used to develop Class Libraries. These class libraries can be run by our application running on the user's machine The application uses the ...
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1answer
86 views

Is it a good idea to make common Electron libraries available globally on Windows? [closed]

I build and run many Electron apps on Windows. I noticed that all of them have the same common api files / libraries to run. They all take about 30mb of space. I'm thinking of installing these files ...
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7answers
6k views

Should you use a library when you can do the task without it? [closed]

I am in a situation where I can use an open source JavaScript plugin to fulfill a task. But when I tried to use it,I found myself I have to redesign lot of things of what I already have done,and it ...
1
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2answers
286 views

Is it good design to provide interfaces in a library that would only be used for unit testing?

Contrapositive-ish question: What is the design reason a library class would not implement an interface as a convenience to the developer? (e.g. the .Net library class FileInfo) The FileInfo class ...
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0answers
88 views

Dynamically load user code from a common library

My project aims to provide a common interface between multiple different HDL simulators, so users can write test benches that will work no matter the simulator used. In this situation, it is the ...
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1answer
47 views

Writing an application that calls another application for some tasks: how it works?

I have written a C++ code that calls a solver called CPLEX to solve an integer linear optimization problem (under Ubuntu 18.04). I have three sets of data and I use make command to create 3 ...
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2answers
240 views

What makes PHP a language and jQuery a library?

PHP is written in C, but is considered a language. What makes it different from something like jQuery which is considered to be a library of Javascript? Why is PHP not a library of C or jQuery a ...
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2answers
221 views

C++ - Is it a good idea to make separate headers as API?

Let's say I have a library code main.cpp, where are 3 classes implemented: Inner1, Inner2 and Outer. Inner1 and Inner2 are only being used in main.cpp and they're not going to be used anywhere else. ...
4
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3answers
621 views

Decoupled design using static interfaces

Now first I want to mention that I am not quite sure what is the term describing the issue at hand but I hope that I can illustrate it with some code. Problem: A shared class library defines an ...
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1answer
647 views

Shared classes between namespaces, how to distribute them?

Some time ago I read from this book that namespaces inside libraries should be distributed in a way that inner namespaces have more concrete classes than their parent namespaces. We can find an ...
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3answers
539 views

Error Handling Best Practice for External Library

My development environment specifically is .NET and I'm writing a DLL to be compiled and referenced in other .NET programs we'll be writing going forward. My question is: In that DLL, what is the ...
81
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9answers
18k views

How do huge open source libraries get maintained while having code far from “clean code” practices?

I'm still inexperienced to write high quality code, so I read books addressing the issue such as Clean Code by Robert C. Martin, and keep checking code of well-known libraries to improve my skills. ...

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