what is nvr mean

first, CPU frequency is what meaning As far as notebooks are concerned, because of the limitations mentioned, heat dissipation is a notebook of the mishap, in order to reduce the power consumption of the notebook, but also because, in fact, we only deal with the general work, notebook CPU, do not have to play the largest performance, notebook CPU frequency refer

　What do you mean, ccproxy? Ccproxy is a proxy server software. Mainly used in LAN sharing broadband Internet access, ADSL sharing Internet access, dedicated line agent sharing, ISDN proxy sharing, satellite agent sharing, Bluetooth proxy sharing and two agents, such as sharing agent Internet. 　　Ccproxy How to use? Here's how to set up the use of a proxy serve

　　What does the administrator mean? Administrator account for the computer security plays a great role, many hackers are stealing administrator account to other computers or servers to invade, because the administrator account has the highest Computer Management authority, So as long as you get the administrator account, you can get any information on the computer, so generally in the server area are very

of the disassembly. 1 asterisks splitting the dictionary will simply pass in the [key]. A previous example proves it. The problem is that our function mean it only accepts the keyword parameters (review our previous definition of mean): There 's nothing inside S. Output what? Error! There's nothing inside S

What does href # Mean? Every netizen is confused. href # is the link to the current page. For details, refer to the link to the current page. ------------------- It is usually used as follows:: Close Linking href = "#" means connecting to the current page

File expression-e filename true if filename exists-d filename If filename is a directory, true-F filename True if filename is a regular file-L filename True if filename is a symbolic link-r filename If filename is readable, true-W filename if filename is writable, true-x fil

What does art mode mean? The new model of Android 4.4, art mode English is all called: Android runtime, Google Android 4.4 system, a new application of the operating mode, the advantage is that the software run and start faster, the software background to occupy less memory. The disadvantage

Users who have bought a notebook should know that Intel has a very wide range of product models in the notebook area, and the suffix is very complex, including M, Y, HQ, MQ, and so on. What does all this mean? Take a look at Intel's official microblogging science. 　　In general, Intel has several classifications of U, Y, H, M, Q, and X on the notebook processor.

I was directed to MDN's for... in page when it said, "For... In iterates over the enumerable properties of an object ." Then I went to the enumerability and ownership of properties page where it said "enumerable properties are those which can be iterated by a for... in loop ." The dictionary defines enumerable as countable, but I can't really visualize what that means. cocould I get an example of something being enumerable? Well, whether a property

Bob ' s Auto PartsCustomer Orders No orders pending. Please try again later."; } echo " \ n "; echo " Order Date Tires Oil Spark Plugs Total Address "; for ($i =0; $i ". $line [0]." ". $line [1]." ". $line [2]." ". $line [3]." ". $line [4]."

Under various operating systems of Unix and Linux, each file (the folder is also treated as a file) is set to read, write, and run. For example, when I use the ls -l command to list the file table, I get the following output: -rw-r--r-- 1 bu users 2254 2006-05-20 13:47 tt.htm Rw from the second character - means that the user bu has read and write rights, no right to run, and then r-- means that the user gr

What does shift mean? Shift it has two meanings, has the written meaning and the upper file meaning above the keyboard, the written meaning has a lot of explanations, refers to is the movement, moves, replaces, the change, the change, changes and so on the meaning, certainly sometimes refers to the speed change, the shift, eliminates the meaning. And we're basic

In JavaScript, Void is an operator that specifies that an expression is evaluated but does not return a value.The void operator uses the following format:1. javascript:void (expression)2. Javascript:void expressionExpression is a standard of Javascript to evaluate. Parentheses on the outside of the expression are optional, but writing

| +------------+ mysql> ALTER TABLE t change column ID ID int (3) Zerofill; Mysql> select * from T; +------+ | ID | +------+ | 010 | +------+ mysql> mysql> ALTER TABLE t change column ID ID int (4) Zerofill; Mysql> select * from T; +------+ | ID | +------+ | 0010 | +------+ mysql> mysql> INSERT into T (ID) values (1000000); Mysql> select * from T; +---------+ | ID | +---------+ | 0010 | | 1000000 | +---------+ As can be seen from the above test, "(M)" Specifies the width of the int type

called null Merge operators, which define the default values for types and reference types that can be null values. If the left operand of this operator is not NULL, this operator returns the left operand (the left expression) or, if the left operand is null, returns the right operand (the right-hand expression).?? operator is called the null-coalescing operator

What does the CEO, CFO, CTO, COO mean? CXO is the product of the modern company system, is a kind of system manifestation which separates the ownership and the management right, the "X" in the CxO is a kind of proxy, represents a particular position in the company. where c

$* is a collection of all incoming parameters for the function (script) where this line command is locatedSimilar to [email protected] without quotes, no differenceThe difference is when the "" is amplified."$*" is treated as a string"[Email protected]"

What does php mean? Php if ( defined('WP_USE_THEMES') WP_USE_THEMES ) :$template = false;if ( is_404() $template = get_404_template() ) :elseif ( is_search() $template = get_search_template() ) :elseif ( is_front_page() $template = get_front_page_template() ) :elseif ( is_home() $template = get_home_template() ) :elseif ( is_post_t

came to the 404 page and took him away, collapse ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ you have so many 404, then the spider will be crawling, constantly taking, This will cause countless duplicate pages, eventually leading to K station or down right, the correct return scold is 404 0 64 This means that spiders do not crawl you this page.5:500 Error 500 error is the server internal error,

. "Compression" looks like this.(function ($) {...}) (JQuery)**************************************************************************Simple to understand is (function ($) {...}) (jQuery) defines a number of functions that need to be pre-defined$ (function () {}) is used to run \ Execute those preprint-defined functions after the DOM loading is complete.********