When you open a Shell terminal in a Linux environment, you will see a Bash prompt similar to the following in the command line: [[email protected] $host ~]$ do you know that the command line prompt can actually be set to add many very useful information yourself? In this article I'll show you how to customize your own Bash command-line prompt and see what you want to see.How to set up a Bash promptThe Bash prompt is set through the environment variable PS1 (prompt string 1Prompt string 1), which
Tags: case proc picture sharing picture Summary A validation cannot be displayedDescriptionEncounters a hole in a PowerShell here string resulting in a break, here to verify the behavior of the PowerShell here string under different versions. If you don't mind, you're likely to step on the pit.Here string representation in the PS1
You cannot use the empty here string, or you will find that you have typed multiple returns in the console, and this here string cannot be closed.
If ther
the Bubble sorting method, the efficiency will not be very satisfactory ......., The problem is getting a headache!
The discussion of the first program ends here. If you are interested in the third solution, you can try to write your own program as a question. There is no need to waste the ink to implement such an unpleasant program.
2.2.2 version 2: the industrial age -- componentized Production
We should be glad to live in our age. In the industrial age, the great convenience brought by the d
a stable 24 hours, which is almost the most important premise of the emergence of life civilization. Relevant data show that the ancient times of Mars, humid climate, ecological environment suitable for life multiplication, the atmosphere is also relatively dense, the vast ocean, trickling water has existed on Mars, from traces of residue, Mars on the water depth can reach 100 meters, these things think let people excited, if technology is developed
side.Human beings are guaranteed to invent morals for the benefit of all, but in turn, all people are bound by morality, which is the alienation of human nature brought by civilization."Yes, brother, just give it to me." ”"You are worthy of who you are." ”"I'm all for your sake, and don't listen. ”"Filial piety has three, no one is big, almost the marriage knot." ”"How do you buy a Japanese car, you know, every Japanese thing you buy will turn into a
Small words toolFrom the invention of stone tools to iron, to the steam engine to the Internet, mankind from the Stone Age to agricultural civilization, to industrial civilization, and then to information civilization. Man's mastery of tools has achieved the triple leap of material-energy-information.Tools not only improve the productivity of human beings, but al
, will prevail in the real IoT era. At first it was just the early days of the big interconnection era , and the real 3.0 era must have been based on the IoT, big data and cloud computing era of intelligent life, achieving " every individual, time networking, picking, real-time interaction " The state is also a " people-oriented " Internet thinking under the guidance of the new era of business civilization. Chinese Internet veteran, broadband capital
Find and match multiple a tag connections and name regular expressions such as the source code HTMLcode lt; tdwidth = quot; 95% quot; class = quot; tdW quot; colspan = quot; 2 quot; gt; lt; divclass = tdL gt; knowledge lt;/div gt; find and match multiple a tag connections and name regular expressions
Such as source code
HTML code
Knowledge VIP Information China journal network Longyuan Journal network postal newspapers and periodicals subscription network Zhupu MBA Think Tan
Pedestrians crossing the road do not walk the zebra line, the vehicle zebra line before the courtesy of pedestrians, motor vehicle congestion, break signal, and so on, these bad habits have increased the traffic congestion, but also lurking in the huge security risks. To encourage the whole society to consciously abide by traffic regulationsTraffic signsSet the traffic. To create a safe and smooth traffic environment, Henan civilized travel publicity and public welfare activities were launched i
mortgage loans? Who dares to send money to your unrooted poor scholar? Even with a three-inch tongue, Yang Zhiyuan is a department manager at most and wants to take up 15% of the shares? Want to stand on your own portal? Do you want to make the decisions? Dream!
The Internet fee is your life
Either you are well-developed, or you can find the hero in the big rich woman's eye, pay for the money, rent 200 articles on the leased line, build the website, and prepare for cooking. To meet Yahoo's dail
machine and applied them one by one to construct extremely complex systems. Like a magician, they summon novel devices that make things and life bodies coexist. To some extent, the limitations of existing technologies force the mechanical marriage of life and provide us with useful help. As the world we created ourselves becomes too complex, we have to turn to the natural world to learn how to manage it. This means that, in order to ensure that everything works normally, the more mechanized the
human worldThe problem with people is that they're only human.-Bill WattersonThe human problem is that they are just people. -- Bill WatsonHumans are the product of biological evolution and have a unique and valuable organ-the brain, which provides ideas for programmers. The brain has a combination of complex new cerebral cortex (unique to humans) and an old structure inherited from mammals and crawlers. The old brain structure is primarily responsible for reproductive (sexual) and survival (lo
In mid-December, I had an in-depth dialogue with the Internet prophet, former editor of Wired magazine, and Kevin Kelly (KK), author of Runaway. In the process of dialogue, KK says AI is the technology that is going to be a big line over the next 20 years, but AI will not replace humans. KK said that humans are destroyed by robots is a very typical Hollywood scene, the first robot needs to know how to eliminate the concept, and the robot to eliminate human beings do not have any benefits, so thi
worlds. Do you think it is easy to maintain this bond?
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Background of the human world
The problem with people is that they're only human.-Bill WattersonThe human problem is that they are just people. -- Bill Watson
Humans are the product of bio
Tags: TCM mathematics
Recently, Youku chased the series "luogic thinking. Luo fatzi named the program "Luo Ji thinking", indicating that he did not have a "cutting" series. There are indeed logical defects.
After all, it's a liberal arts student. He was brainwashed in white. For example, he apparently accepted the "non-black and white" binary philosophy of Westerners. Note that this is a binary philosophy, not the "dual" philosophy of Taoism. The black and white of Chinese
V. Efficiency of modules
Module is not a new concept, in the history of human civilization, people have been working to understand their own universe. This understanding, in fact, is the concept of modular application, the universe to decompose the environment into a small environment for human cognition, and then decompose the small environment into personal experience material.Such a layer of decomposition, there will be "concept, knowledge." In ot
learning without thinking is useless, thinking without learning is perilous. A student to continue to learn, constantly think, constantly do, this is the real education, this is the essence of Chinese education.
Again, we have to carry out the moral education of Chinese food, Chinese words, Chinese festivals and Chinese costumes to revitalize the national culture. A Chinese can't even eat Chinese food, can it be called Chinese? The first means of eating Chinese food is to use chopsticks. Chopst
area, hope that through practical action, to promote more outstanding talents and partners, together to achieve the "Tencent new Village action" goal. Through long-term sustained public investment, we are committed to promoting the establishment of the growth model of education and development, economic growth and harmonious coexistence of culture and environment in western impoverished areas.
The relevant leaders of Guizhou Province said that Guizhou province, as a underdeveloped region in th
entire human race, summed up in the classic words of the Old Testament, that is, "there is nothing new under the sun", and when his breath is broken, he returns to the dust. And he intended to destroy the day, and the man who is alive knows that he will die. A dead man knows nothing. No more reward, no remembrance of their name. Their love, their hate, their jealousy, have all been wiped out, and the final conclusion must be "The void of vanity, the Void of the void, and all things in vain." If
Online worship is the use of the Internet to transcend the characteristics of time and space, the reality of the memorial and cemetery "moved" to the computer, convenient for people to pay tribute to their ancestors anytime. It is not contrary to traditional sacrificial methods, is the inheritance and extension of traditional sacrificial methods.
What is the benefit of the Qingming Festival online worship
1, Rapid civilization
Smoke-filled f
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