what is docsis 3 0 cable modem

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What is the difference between a direct serial cable and a null modem serial cable?

The serial cable can be divided into straight chain and intersection. Generally for straight line extension PC equip, will 2, 3, 5 connect 2, 3, 5, because PC universal male. But the devices are mostly female, so they are just plain, and it can also be used to extend the connection; the crossover PC is connected to the

What do you mean, ADSL modem? What is the role of ADSL modem?

What does the ADSL modem mean? often have netizens to consult this problem, ADSL modem is a modem, commonly known as "cat", users of ADSL broadband after (telephone line internet), must use ADSL modem this equipment, can normal in

What is type 0 grammar, type 1 grammar, type 2 grammar, type 3 grammar?

these types of grammar, so what we see in the questions is at least the type 0 grammar.Type 1 grammarType 1 grammar is also called context-sensitive grammar, which corresponds to a linear bounded automaton. It is based on the type 0

CSS in border:1px solid rgba (0, 0, 0, 0.1); What is the meaning?

border:1px solid Rgba (0,0,0,0.1) means that the bounding rectangle of the set element is 1 pixels wide, the solid line, and the color is expressed using RGBA.Where Rgba is an attribute in the CSS3,The first 3 digits of the RGBA brackets represent the RGB values of red green blue Three colors,

Javascript:void (0) What is the meaning and href= #与href =javascriptvoid (0) The difference _javascript skills

it's better to invoke a script with void (0)or Several ways to open a new window link 1.window.open (' url ') 2. Use Custom function ------------------------------------------------------------------------------- If it is a #, there will be jumps to the top of the situation, the personal collection of several solutions: 1:2:3:4:5: --------

In php, the exit (0) method is used to declare the exit status (successful exit or unexpected termination due to some circumstances). What are the advantages of this method? What is the difference between this and direct exit?

Just like what is the difference between the following code {code...} and {code? Humbly ask the experts for advice, just like The following code Echo 'configuration error'; exit (3); // Status 3 indicates exit due to configuration error And // Exit directly ('configuration error ');

What are the ways CSS is hidden? Display:none,opacity:0,visibility:hidden, what's the difference?

When we write a page, we often use the hidden, hidden methods, what are they different? You can set the opacity value to 0, set the visibility to hidden, or display set to none. But each approach has its differences, which allow us to make the right choices on a particular occasion. The following article will talk about their differences, so that we can choose the right way according to the occasion. 1.dis

U disk mobile hard drive hint format what to do property is 0 bytes The file format is raw.

u disk mobile hard drive hint format what to do property is 0 bytes The file format is raw. =============================================== Have you ever encountered a file, U disk, mobile hard drives and other properties often appear inexplicable expansion of the problem, is

What is the 0 ohm resistance in the circuit?

Preface This digest is self-aware. Question 0: Why can we separate the ground in a digital analog hybrid circuit? Some of my answers have not been approved by anyone before. If there is any infringement, please contact the blogger's email to delete it. Thank you.@ Operation amplifier answer The following is the origina

How to make an element of HTML hidden, we generally have three ways: Display:none, opacity:0, Visibility:hidden. But what is the difference between these three ways?

1. Display:noneWhen the element is hidden, the hidden elements do not occupy space , and the original HTML style is changed after hiding. Once the parent element has Display:none applied, the parent node and its descendant node elements are all invisible, and no matter how unyielding the descendants ' elements struggle.2. Visibility:hiddenWhen the element is hidd

What is the power 0 of 10?

Author: idleTime:Blog: blog.csdn.net/cg_ IEmail: B _dx@sohu.comReference books: programmer's mathematics What is the power 0 of 10?Reference:In the 10-digit explanation, we have mentioned that "1 is 100 (10 to the power of 0)", that is

[0] Introduction: What is an algorithm? How to find a stable marriage match?

ease of analysis, we will make some conventions below. We numbered male with letters A, B, and C, and female with numbers 1, 2, and 3. We put all men on the left from top to bottom, and the numbers in parentheses indicate the ranking of all women in each person's mind. Then, we put all women on the right, the letters in brackets indicate their preferences for men. Figure 0-1 shows a situation where two men

does {} while (0) what is the use of

has always been a relatively simple method: int foo () { somestruct* ptr = malloc (...); DoSomething ...; if (Error) { goto END; } DoSomething ...; if (Error) { goto END; } DoSomething ...; END: Free (PTR); return 0; } Because Goto does not conform to the structure of software engineering, and it is possible to make the code diffi

The ubiquitous principle [0]: What is the principle?

to distinguish between importance and secondary importance. This is a methodology issue. I have written several posts related to this, such as "how to choose it technology books" and "Do the right thing ", later, I will continue to write related posts (some of which are included in this series), hoping to help everyone.Finally, to give everyone a better impression, let's take a look at Steve Jobs's famous saying:Every day, I look into the mirror and

jquery Object [0] What is the bottom?

this to set the value of 1 in Select to Selectedjquery Gets the text and value selected by select:1. $ ("#select_id"). Change (function () {//code ...}); Add an event for Select, which is triggered when one of the items is selected2. Var checktext=$ ("#select_id"). Find ("option:selected"). Text (); Gets the text selected by the Select3. Var checkvalue=$ ("#select_id"). Val (); Gets the value selected by s

1, the value of the status of the Ajax represents what 2, get post the Difference 3, how to convert the object into string 4, closure, inheritance, prototype, prototype chain 5, HTTP Transport Protocol 6, arguments is what

1. In JavaScript, the arguments object is a more specific object, which is actually a built-in property of the current function. Arguments is very similar to an array, but is not actually an array instance. Can be confirmed by the following code (of course, in the function Funcarg, the call arguments

The principle of ARP spoofing is introduced with what is ARP and guarding against ARP spoofing 1th/3 Page _ Network security

xxx.xxx.xxx.xx1, my Mac is xxxxxxxxxx2." The host then flushes its own ARP cache, and then emits the IP packet. Understanding these common sense, now can talk about how to implement ARP spoofing in the network, you can look at such an example: An intruder wants to enter a host illegally, he knows that the firewall of this host only to 192.0.0.3 (assumed) This IP open 23 (telnet), and he must use Telnet to access this host, so he wants to do this:

What is the difference between an int (3) and an int (11) in MySQL?

with 0, otherwise the effect is not visible. We don't usually add this option when we create a database, so we can say there's no difference between them. That which didn ' t kill me makes me stronger When the Declaration field is of type int, int is four bytes, a byte 8 bits, or 4*8=32, the number of digits that can

The first article of "Vernacular windows programming" reads the world of messages in chapter 3 of Windows (I) What is a message

Chapter 1 view the world of messages in chapter 3 of Windows (I) What is a message? 3.1 send messages to the "Drawing" program 3.2 process custom messages in VCL 3.2.1 custom message 3.2.2 prepare two windows 3.2.3 message sending 3.2.4 message recipient Processing 3.2.5 display form2 and form1 together 3.2.6 run Conclusion 3.3  

Web Design Core Issue 1: What is Web design (3)

a good site is destined to be more interesting. Instead of focusing on the specific look of the site or the pages that can be downloaded, consider what is more enjoyable at an abstract level. Even if the design of the site more emphasis on the content, function or fast download, the design should also be pleasant to avoid failure. If graphics are not important,

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