共通概念
Runtime
Runtime
node index.js意思
A program or environment that actually runs code.
使用時機
Node.js runs JavaScript, Python runs .py files, and the JVM runs compiled Java bytecode.
範例
node index.js請求範例
Explain which runtime this project needs.
程式設計
依語言分類的執行環境
整理執行常見程式語言所需的 runtime、compiler、套件管理器與設定檔。
34 個項目
共通概念
Compiler
Compiler
gcc main.c -o main意思
A tool that turns source code into another form, often an executable file.
使用時機
C, C++, Rust, Go, and Java usually need a compilation step before or during execution.
範例
gcc main.c -o main請求範例
Tell me which compiler command is needed for this file.
共通概念
Interpreter
Interpreter
python3 main.py意思
A program that reads and runs source code directly or with minimal preparation.
使用時機
Python is commonly run through an interpreter, while C is commonly compiled first.
範例
python3 main.py請求範例
Explain whether this language is interpreted or compiled in normal use.
共通概念
PATH
PATH
echo $PATH意思
A list of folders the terminal searches when you type a command.
使用時機
If python, node, go, cargo, or javac is not found, PATH is one of the first settings to check.
注意
Editing PATH incorrectly can make normal commands disappear from the terminal.
範例
echo $PATH請求範例
Check whether the needed runtime command is on PATH.
共通概念
Version check
Version check
python3 --version && node -v && go version意思
A command pattern for confirming which runtime or compiler version is installed.
使用時機
Use it before debugging version-specific build or package errors.
範例
python3 --version && node -v && go version請求範例
List the version check commands for this language.
共通概念
Package manager
Package manager
pip install requests意思
A tool that installs and records third-party libraries.
使用時機
pip, npm, cargo, go modules, Maven, and Gradle all handle dependencies in different ecosystems.
範例
pip install requests請求範例
Explain which package manager this project uses.
Python
python3
python3
python3 main.py意思
The common command for running Python 3 scripts.
使用時機
Use it to run a .py file directly or to create a virtual environment.
範例
python3 main.py請求範例
Show how to run this Python file.
Python
venv
venv
python3 -m venv .venv意思
A per-project Python environment for isolating installed packages.
使用時機
Use it when different projects need different package versions.
注意
After creating it, activate the environment before installing packages.
範例
python3 -m venv .venv請求範例
Create and explain a Python virtual environment for this project.
Python
Activate venv
activate
source .venv/bin/activate意思
Switches the terminal to use the Python and pip inside the virtual environment.
使用時機
Use it before pip install or python commands in that project.
範例
source .venv/bin/activate請求範例
Tell me whether the Python virtual environment is active.
Python
pip
pip
pip install requests意思
Python's package installation tool.
使用時機
Use it to install libraries listed by a project or needed by a script.
注意
Make sure pip belongs to the same Python environment you will run.
範例
pip install requests請求範例
Check which Python environment this pip command uses.
Python
requirements.txt
requirements.txt
pip install -r requirements.txt意思
A text file listing Python packages to install.
使用時機
Use it to recreate a project's Python package environment.
範例
pip install -r requirements.txt請求範例
Install packages from requirements.txt in the active venv.
C
gcc
gcc
gcc main.c -o main意思
A common compiler for C source files.
使用時機
Use it to turn main.c into an executable file.
注意
Compiling creates an executable; it does not automatically run it.
範例
gcc main.c -o main請求範例
Compile this C file and explain the output executable.
C
clang
clang
clang main.c -o main意思
A C compiler commonly available on macOS through Xcode Command Line Tools.
使用時機
Use it as an alternative to gcc for compiling C files.
範例
clang main.c -o main請求範例
Check whether clang is installed and compile this C file.
C
.h header file
.h header file
#include "math_utils.h"意思
A file that usually declares functions, types, constants, or shared interfaces for C code.
使用時機
Use it when multiple .c files need to share declarations.
範例
#include "math_utils.h"請求範例
Explain how this header file connects to the C source files.
C
Makefile
Makefile
make意思
A file that defines build commands and dependencies for make.
使用時機
Use it when compiling a C or C++ project needs multiple repeated commands.
範例
make請求範例
Explain what this Makefile builds.
C++
g++
g++
g++ main.cpp -std=c++20 -o main意思
A common compiler command for C++ source files.
使用時機
Use g++ instead of gcc when compiling C++ code.
範例
g++ main.cpp -std=c++20 -o main請求範例
Compile this C++ file with the right standard option.
C++
C++ standard
C++ standard
-std=c++20意思
A setting that tells the compiler which C++ language version to use.
使用時機
Use it when code depends on features from C++17, C++20, or another standard.
注意
A project can fail if the compiler is too old for the selected standard.
範例
-std=c++20請求範例
Tell me which C++ standard this code needs.
C++
CMake
CMake
cmake -S . -B build意思
A build configuration tool often used for C and C++ projects.
使用時機
Use it when a project has CMakeLists.txt instead of a simple single-file compile command.
範例
cmake -S . -B build請求範例
Explain the CMake configure and build commands for this project.
Go
go
go
go version意思
The main command for running, building, testing, and managing Go modules.
使用時機
Use it for go run, go build, go test, go mod, and dependency management.
範例
go version請求範例
Check the installed Go version.
Go
go run
go run
go run main.go意思
Compiles and runs Go code in one command.
使用時機
Use it while developing a small Go program or testing a main package quickly.
範例
go run main.go請求範例
Run this Go program and explain any errors.
Go
go.mod
go.mod
go mod init example.com/my-app意思
The file that defines a Go module and its dependency requirements.
使用時機
Use it as the project boundary for Go dependency and import resolution.
範例
go mod init example.com/my-app請求範例
Explain what this go.mod file defines.
Go
go mod tidy
go mod tidy
go mod tidy意思
Adds missing Go module requirements and removes unused ones.
使用時機
Use it after changing imports or before committing Go dependency changes.
範例
go mod tidy請求範例
Run go mod tidy and summarize dependency changes.
JavaScript / Node.js
Node.js
Node.js
node index.js意思
A runtime for running JavaScript outside the browser.
使用時機
Use it for backend scripts, build tools, and web framework tooling such as Next.js.
注意
Browser JavaScript and Node.js do not have exactly the same APIs.
範例
node index.js請求範例
Check whether this JavaScript code is meant for Node.js or the browser.
JavaScript / Node.js
npm
npm
npm install意思
The default package manager installed with Node.js.
使用時機
Use it to install packages and run scripts defined in package.json.
範例
npm install請求範例
Explain the npm scripts in this package.json.
JavaScript / Node.js
package.json
package.json
"scripts": { "dev": "next dev" }意思
A Node.js project file that records scripts, dependencies, and package metadata.
使用時機
Use it to understand npm run dev, npm run build, and required packages.
範例
"scripts": { "dev": "next dev" }請求範例
Tell me what commands this package.json exposes.
JavaScript / Node.js
nvm
nvm
nvm use意思
A tool for switching Node.js versions per project.
使用時機
Use it when a project requires a specific Node version.
範例
nvm use請求範例
Check whether this project specifies a Node version.
Rust
rustup
rustup
rustup show意思
The recommended tool for installing and managing Rust toolchains.
使用時機
Use it to install Rust, switch stable/nightly, or add targets.
範例
rustup show請求範例
Check the active Rust toolchain.
Rust
rustc
rustc
rustc main.rs意思
The Rust compiler.
使用時機
Use it for simple single-file Rust experiments, though real projects usually use cargo.
範例
rustc main.rs請求範例
Explain whether this Rust project should use rustc or cargo.
Rust
cargo
cargo
cargo run意思
Rust's package manager, build tool, test runner, and project runner.
使用時機
Use cargo run, cargo build, and cargo test for normal Rust projects.
範例
cargo run請求範例
Run this Rust project with cargo and explain the output.
Rust
Cargo.toml
Cargo.toml
[dependencies]意思
The manifest file that defines a Rust package, metadata, and dependencies.
使用時機
Use it to understand which crates the Rust project depends on.
範例
[dependencies]請求範例
Explain the dependencies in this Cargo.toml.
Java
JDK
JDK
java -version意思
The Java Development Kit includes tools needed to compile and run Java programs.
使用時機
Use it when a project needs javac, java, Maven, Gradle, or another Java build tool.
範例
java -version請求範例
Check whether a JDK is installed and which version is active.
Java
javac
javac
javac Main.java意思
The Java compiler that turns .java files into .class bytecode files.
使用時機
Use it for simple Java files or to understand what build tools do internally.
範例
javac Main.java請求範例
Compile this Java file and explain the generated class file.
Java
java
java
java Main意思
Runs compiled Java classes on the JVM.
使用時機
Use it after compiling a simple Java program with javac.
注意
Run java Main, not java Main.class.
範例
java Main請求範例
Show the compile and run commands for this Java file.
Java
Maven / Gradle
Maven / Gradle
mvn test / ./gradlew test意思
Common Java build tools for dependencies, tests, packaging, and project tasks.
使用時機
Use Maven when a project has pom.xml and Gradle when it has build.gradle or gradlew.
範例
mvn test / ./gradlew test請求範例
Tell me whether this Java project uses Maven or Gradle.