The assembly code was simply written yesterday, and the first HelloWorld displayed to the screen was executed.Problem?How did the HelloWorld show up?A video card, the concept of video memory1. Show Hello to operate the display, which is very
64-bit programming in front of the 32-bit world in the new era Author: Xie Qidong Source: topic network responsibility Editor: Ark
Write portable code for 16, 32, and 64-bit Architectures
Compared with 16-bit, 32-bit means faster programs, more
Difference 1: Data processing capabilityThe CPU of a 32-bit computer can process up to 32-bit data at a time. For example, its EAX register is 32-bit. Of course, a 32-bit computer can also process 16-bit and 8-bit data. 64 indicates that the
http://blog.csdn.net/xing_hao/article/details/6678048One. Memory alignmentMany computer systems restrict the location of basic types of data in memory, and they require that the value of the first address of the data be a multiple of a number k
ArticleDirectory
Preface
Part 1 and 15 interview questions on massive data processing
Part 2: BTI-map for Massive Data Processing
Author: Xiaoqiao Journal, redfox66, and July.
Preface
This blog once sorted out 10
1. Design IdeasIt can be done with just one main function.First, an integer array is defined, allowing the user to enter a set of integers.Then, determine the number of positive and negative 0 of the situation.Finally, choose the Execute if
The specific topic is this:
Select n numbers from the 1--9, make up the number of n digits that are not duplicated, numbering from small to large, and when you enter any number m, you can find the number corresponding
The number. such as n=3,m=213.
Bit operation and its application example (1)SummaryBit operations are one of the basic operations in C/s + +, and even so, it is a strange operation for most programmers-most programmers seldom use bit arithmetic. This article first briefly
ArticleDirectory
17 questions about massive data processing and bit-Map
Preface
Part 1 and 15 interview questions on massive data processing
Part 2: BTI-map for Massive Data Processing
17 questions
I. Memory alignment
Many computer systems have limits on the locations where basic data is stored in the memory. They require that the first address value of the data be K (usually 4 or 8) this is the memory alignment, and this K is called the
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