December 2018
Intermediate to advanced
222 pages
6h 6m
English
Content preview from Blockchain Quick Start Guide
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Ethereum virtual machines
In the sixties, when computers had just been invented, coding was in a lower level language, for instance an assembly language (assembler). For example, an assembler code line, ADD R1 R2 R3, is an instruction to add the contents of register 1 and register 2 with the result being placed in the third register, R3. A register is a temporary storage area built into a CPU. With a 32-bit CPU, a register is 32 bits long.
The code in an assembly language is then converted to a machine language in 0 and 1 sequences, which is machine-executable. Coding in a low-level language is tedious and time-consuming. When high-level languages such as ALGOL or BASIC were invented, coding time was greatly reduced. However, the underlying ...
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