This article mainly introduces LUA to get file length and determine whether the file exists function sharing, need friends can refer to the following
Get file length
The code is as follows:
function length_of_file (filename)
Local FH = assert
This article is mainly on the use of JS Replace all the replacement characters are introduced, the need for friends can come to the reference, I hope to help you script language= "JavaScript" > var r= "1n2n3n"; Replace the letter N with the
WPS Advantage Comparison:
1, small size;
2. Fast installation speed;
3, multi-interface switching;
4. Rich resources and online materials;
5, provide knowledge base and online questioning center;
6, a variety of document authoring tools;
7.
In the WPS table, we often use the manual newline character, which is to force the line break by pressing Alt+enter or pressing the line-wrapping button on the toolbar during the entry. How do you cancel a forced line break if you don't need it?
At present, double ring pie chart in the form of more and more used, but many netizens do not know the double loop pie chart production method. Today, small series on the excel2016 as an example, to share with you the excel2016 table to make a
as a diyer, what is the best computer configuration you have in mind?
Today, Asus is sending a test room for this type of mainframe. i7 6950X with Asus ROG Strix-gtx1080-08g-gaming graphics, plus 509 chassis, can be said to be the most powerful
how to solve a laptop with all the keyboards locked?
1. Restart the computer and, during the computer startup process, press F2 to see if the BIOS settings can be entered.
If you do not enter the normal BIOS settings, the basic can be judged as
Compared to building intercom, Internet telephony can be said to have been in our lives for a short time.
Generally speaking, network telephony refers to IP as the network layer protocol of the computer network voice communication system, it uses
All gigabit routers have been gradually popularized in the market since 2011, to become the choice of broadband routers, gigabit routers can not only meet the higher external network access bandwidth requirements, at the same time with the number of
Because the general router set a later rarely need to set, so later will appear when you need to enter the router, they will login username and password forgotten, then this situation how to do? mainly divided into 2 kinds of situations:
If you
Mozilla released Firefox OS Simulator 3.0 on May 2, and a new version of the Firefox OS simulator brings all the features in the preview and makes more improvements.
Now, you can download the Firefox add-on (Mozilla add-ons) to the version 3.0
Web page Scale-free
The IE browser kernel supports the display of 5 text sizes, but it does not take effect on CSS-style page text, and it only changes the text size, the Web page does not scale proportionally, and the 360 security browsers support
Hot Key URL:
Simple understanding is the URL that can be accessed quickly. You can visit your own set of shortcut URLs by pressing the shortcut key (F1-F12).
For example, you can customize the F1 key to se.360.cn, and any time you press F1, you
Google Browser installation failure error code 0xa0430721 reason:
Because the removal of Chrome browser did not remove the clean, and then reload the Google Browser, so the problem arises.
Solution steps:
1, delete the old configuration file,
Teach you to make a wbe Mini player, a very simple playback interface. Mainly the application of layer style, the operation is absolutely simple. After finishing, modify the color God horse's pretty fast, attach four PSD source files, close!
Of
To experience the design thinking of the Jump off! Although 11-12 is the time of the special fire of cartoon characters, we still see what can be stunning enough to crack the screen, until you find this group of cases, now turn off those boring
Need to open port 80, specify IP and LAN
The following three lines mean:
Shut down all 80 ports first.
Open 80 ports of IP segment 192.168.1.0/24 end
Open IP Segment 211.123.16.123/24 80 port IP Segment
# iptables-i input-p TCP--dport 80-j DROP
The plane photography propaganda photo of the online games, most of them are with fantastic large thick feeling, handsome cool style will naturally provoke many players ' taste of taste. Here to the famous online game "Day brake" in one of the plane
The first of these methods
This approach restores the following routers: Cisco 2000 series, 2500 series, 3000 series, Cisco 4000 series using the 680x0 Motorola CPU, and 10.0 series routers running 7000 versions of Cisco IOS systems.
This article focuses on: the source of the Excel cell data validation sequence
Effect: When you click on a cell that has a set data validation sequence, a Drop-down list is available for the user to choose from.
The steps to bring up data
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