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Sparse Arrays
Sparse Arrays Compressed Sparse Column (CSC) Sparse Matrix Storage Sparse Vector Storage Sparse Vector and Matrix Constructors Sparse matrix operations Correspondence of dense ... -
4.5 小结
4.5 小结 4.5 小结 在本章，我们主要讨论了 Julia 的类型系统。虽然 Julia 属于动态类型的编程语言，但我们却可以为程序中的变量（以及函数中的参数和结果）添加类型标注，并以此让它们的类型固定下来。 如果只用三个词来概括 Julia 的类型系统的话，那么就应该是：动态的、记名的和参数化的。动态指的是变量的类型也可以被改变。记名是指，J... -
Strings
Strings Strings Core.AbstractChar — Type The AbstractChar type is the supertype of all character implementations in Julia. A character represents a Unicode code point, and c... -
Interfaces
Interfaces Iteration Indexing Abstract Arrays Strided Arrays Customizing broadcasting Broadcast Styles Selecting an appropriate output array Extending broadcast with custom i... -
gdb 调试提示
gdb 调试提示 显示 Julia 变量 有用的用于检查的 Julia 变量 Useful Julia functions for Inspecting those variables Inserting breakpoints for inspection from gdb Inserting breakpoints upon certain co... -
9.6 修改元素值
9.6 修改元素值 9.6.1 索引 9.6.2 视图 9.6.3 一些专用函数 9.6 修改元素值 9.6.1 索引 修改一个数组最简单的方式就是使用索引表达式。无论是单点索引表达式，还是多点索引表达式，又或是范围索引表达式，都可以被用来修改数组。示例如下： julia > array2d_copy = copy ( array2... -
Mathematics
Mathematics Mathematical Operators Mathematical Functions Customizable binary operators Mathematics Mathematical Operators Base.:- — Method -( x ) Unary minus operato... -
Filesystem
Filesystem Filesystem Base.Filesystem.pwd — Function pwd () -> AbstractString Get the current working directory. Examples julia > pwd () "/home/JuliaUser" ... -
Constants
Constants Constants Core.nothing — Constant nothing The singleton instance of type Nothing , used by convention when there is no value to return (as in a C void functio... -
Random Numbers
Random Numbers Random numbers module Random generation functions Subsequences, permutations and shuffling Generators (creation and seeding) ) Hooking into the Random API Genera...