How does Undo work? When you perform an action, the program keeps a record of what you did. When you use the Undo command, the program looks at that record and reverses the action you took. What programs have the Undo feature?
When all machines were big stationary boxes wired together, this was relatively straightforward: The kernel did step 1, you didn’t need step 2, and you’d do step 3 with the ifconfig command and step 4 with the route command. 当所有机器都是大型固定箱子通过有线连接在一起时,这相对简单:...
Another compression program in Unix is bzip2, whose compressed files end with .bz2. While marginally slower than gzip, bzip2 often compacts text files a little more, and it is therefore increasingly popular in the distribution of source code. The decompressing program to use is bunzip2, and the...
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How did we learn the speed of light? Aristotle, Empedocles, Galileo (illustrated here), Ole Rømer and countless other philosophers and physicists in history have contemplated the speed of light.(Image credit: NASA) As early as the 5th century BC, Greek philosophers like Empedocles and Aristotl...
3. Why did I encounter the file system check exit code is 8? Several reasons can cause the file system check exit code is 8 error. It can be due to a malware attack or out-of-date drivers. Other reasons include incorrect system settings, bad sector on the storage space, etc. 4. H...
What did "meta" mean in Season 1? In the first game of Team SoloMid versus Epik Gamer in the championship qualifiers -- two of the supposed best teams at that time -- TSM eschewed setting up jungler Brian "TheOddOne" Wyllie to jungle in favor of doing a five-man delayed invade onto...
45 INT. SEMI-BASEMENT - LIVING ROOM - DAY (FLASHBACK) 45 KI-WOO (female voice) I didn’t even know tuberculosis was still a thing. 46 INT. MERCEDES - DRIVING - DAY 46 YON-KYO I didn’t even know tuberculosis was still a thing. KI-TEK Neither did I. I remember years ...
如果你想发现新事物,千里之行的第一步就是要学会与不确定性共存,并学会接受失败如常,因为寻找未知事物的风险就像成为一名从不系安全绳的高空杂技演员一样大。 讲稿: The very first of the thousand steps, if you want to find ...
But some of what I did made a big difference.So I made a list of things that worked (ie learning from questions explanations).And things that didn't (ie rewriting the textbook and manually making thousands of flashcards)Now what worked for me might not work for you....