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For reference only, from: http://cxwangyi.blogspot.com/2010/05/efficiency-of-awk-associative-array.html I did a little experiment comparing C ++ STL map with awk associative array in counting Word Frequency of large text files. the result is

I just saw it online. If you are interested, try again. Mr. Zhang and Mr. Xiaoqiang are both students of Mr. Zhang. Their birthdate is m month N. Both of them know that Miss Zhang's birthdate is one of the following 10 groups, but they do not know

I haven't written anything on my blog for a while, but I 've been watching the project for a while.CodeAnd read professional books. I have also learned a lot about reading and reading code. This feeling is actually quite fulfilling. Reading should

(1) if our company does not accept you this time, but after a while, the person who is admitted has not passed the trial period, leave a place and notify you again, will you come back?A: 1. Why should I come back? I cannot find a job. 2. I don't

I spoke about applying gtest yesterday. When I returned from work today, I found some useful information on the Internet. The overall comments are quite good. So, just do what you want, and immediately go to the official website (this is an

Are you still in # ifdef DEBUG? How to print debugging information more conveniently has always been a major problem for me. However, since C99 has a variable parameter macro, this problem no longer exists. 1. _ VA_ARGS __ _ VA_ARGS _ pass "..."

This is also a habit of universities. I like bubble libraries. After graduation, I seldom participate in libraries. Buying books and reading books is more active than before. But how can we absorb the "nutrition" required in the massive volumes of

A post many years ago: My current feelings: Now I am a hot-blooded young man. The original simple idea has come true now. Over the past few years, we have been engaged in underlying things. I have always felt that my work should be like

When others refute you, you should not be excited by your heartbeat speed, nor be excited by yourself. Instead, you must first tell yourself: Calm down, young man! Then, listen carefully to his counterargument, whether right or wrong, whether

Today, the game server encountered a difficult Bug during testing. The specific phenomenon is as follows: the server process has a very short interval (dozens of milliseconds ), at the same time, I receive two skill-oriented message packets sent

Share: http://www.infoq.com/cn/presentations/momo-mobile-development-technology-share Li Zhiwei, a CTO of Momo, told me about Momo's technological development history and gave me some inspiration and thoughts.(1) In the early stage of technology

Today, a Power Supply Bureau in Shandong uses the DNP protocol to connect to the following distribution network. The remote control is always out of reach, but the remote control is not feasible. The old report did not receive the select

For Series, if from XTAL1 The duty cycle of the foot input is 50. -50 The clock frequency is 1 ~ 50 MHz Internal; if an external crystal oscillator is used, only 1 is supported. ~ 30 MHz If the internal PLL is used System or boot program (that is,

Original Author: Shu Machang In the forum, how can you answer a question? This depends on the difficulty of digging out the answer, and also on the method of your question. First, you should understand that although the heroes have a bad reputation

Medium-and long-term planning-modifying and improving the career path in a spiral mode (KT talent Hu yunwang) I. Self-preparation for mid-and long-term career development1. Be prepared mentally at any time The opportunity is for people who are

Recently, a project was developed in windows and also used make. Some problems encountered during development have finally been solved by searching for materials and the help of the csdn forum. Record it here: I. Question 1: Previously, makefile was

This article changes from imagination blog: Http://blog.vsharing.com/momobaobei/A1122859.html There are too many tips to tell us how to manage the time and use these skills, but we find that the effect is not good. Not countedThe plan is not well

Speaking of the sysfs interface, you have to mention the FUNCTION macro DEVICE_ATTR. The prototype is # define DEVICE_ATTR (_ name, _ mode, _ show, _ store )\ Struct device_attribute dev_attr _ # _ name = _ ATTR (_ name, _ mode, _ show, _ store) The

Some time ago, I sorted out common doxygen annotation formats, including file and function annotations. I hope to help you. 1. File comment /*************************************** ***********************************//*** @ Brief simple comments

1. The ucos system generally runs in svc mode. 2. Two stacks need to be initialized: IRQ mode and SVCmode. Generally, the stack in IRQ mode is initialized first, because after the SVC stack is initialized, generally, we directly jump to _ main. In