Questions tagged [libraries]
A library is a collection of resources providing data and/or services for developing independent software.
356
questions
2
votes
4answers
213 views
Is it common practice to declare exceptions in a library that won't be thrown or caught anywhere within that library?
I have a very basic library that serves the purpose of collecting some useful but simple pieces of code. Like for example a Percent struct or functions like ToDegrees() and ToRadians(), just to give ...
3
votes
4answers
190 views
Should functions depend on other functions?
Suppose I have a function to log error messages printError(). Suppose I have another function which might throw an error, doSomething(). Should doSomething() implement its own error logging or depend ...
1
vote
0answers
51 views
Drawing the boundary between high level API and low level API
Assume that were developing a cross platform graphics engine. Now we have quite a lot of low level APIs to choose from (OpenGL, Vulkan, DirectX 11, DirectX 12, ...). Now because of this, we are gonna ...
-2
votes
1answer
84 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 ...
1
vote
1answer
31 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 ...
2
votes
2answers
361 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 ...
-2
votes
1answer
54 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 ...
1
vote
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 ...
-4
votes
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 ...
1
vote
1answer
84 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 (...
0
votes
1answer
74 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 ...
43
votes
4answers
8k views
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 ...
1
vote
2answers
105 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 ...
2
votes
1answer
109 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 ...
0
votes
1answer
105 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 ...
1
vote
0answers
40 views
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
votes
1answer
112 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 ...
0
votes
0answers
55 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
votes
1answer
212 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, ...
2
votes
2answers
88 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 ...
0
votes
1answer
97 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
#...
-1
votes
1answer
79 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 ...
-1
votes
2answers
186 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 ...
1
vote
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 ...
-1
votes
1answer
115 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 ...
2
votes
1answer
89 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 ...
7
votes
5answers
355 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
votes
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 ...
1
vote
1answer
166 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
votes
1answer
345 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 ...
1
vote
2answers
421 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....
1
vote
0answers
39 views
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
votes
1answer
86 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
votes
1answer
285 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
votes
2answers
3k 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 ...
1
vote
2answers
147 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 ...
0
votes
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 ...
0
votes
4answers
155 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:...
5
votes
3answers
321 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
votes
1answer
510 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 ...
-1
votes
1answer
92 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 ...
34
votes
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
vote
2answers
380 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 ...
4
votes
0answers
92 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 ...
-4
votes
1answer
49 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 ...
0
votes
2answers
244 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 ...
1
vote
2answers
306 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
votes
3answers
677 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 ...
-2
votes
1answer
709 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 ...
1
vote
3answers
781 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 ...
