Code tutorial

PHP random code has the same production random number within the specified time

Issued on: May 25, 2024

If you want to generate a random number in PHP and the random number remains unchanged for 30 seconds, you can use a static variable to store the random number and regenerate it after a specific time interval. Here is a simple example @session_start(); $t = time();// current time $changeTime = 300;// Time interval in seconds $mima = '202406';// initial if(isset($_SESSION['time'])){ ...

View Now

Information Delivery

Lianyi hand sanitizer 20kg floral aloe sterilization hotel hotel school restaurant industrial and commercial hand sanitizer in large barrels

Release date: December 9, 2023

Hand sanitizer is a kind of skin care cleanser used to clean hands. It can remove dirt and attached bacteria on hands by using mechanical friction and surfactant with water flow or without water. Ingredients of Lianyi hand sanitizer: water, sodium lauryl alcohol polyether sulfate, coconut amidopropyl betaine, glycerol polyether-26, sodium chloride, sodium citrate EDTA disodium, citric acid DMDM hydantoin. Efficacy of Lianyi hand sanitizer: skin care, cleaning, and water flow can remove dirt on hands and keep skin moist. How to use Lianyi hand sanitizer: first wet your hands with clean water, and then take appropriate amount of it

View Now

Information Delivery

Lianyi dishwasher special detergent _ dishwasher special desiccant _ unit school hotel restaurant kitchen dishwasher lye desiccant manufacturer direct sales

Issued on: November 10, 2023

Scope of application of special detergent for Lianyi dishwasher: Cooperate with commercial dishwasher to remove grease and dirt on tableware. Main ingredients of Lianyi dishwasher special detergent: inorganic alkali, water softener, additives, corrosion inhibitor Lianyi dishwasher special detergent Description: Lianyi dishwasher special detergent is a super concentrated liquid detergent specially designed for all types of dishwashers, which can quickly eliminate food stains and oil stains on tableware, and will not damage tableware or dishwashers of any material, It is suitable for water quality in any area. Usage of special detergent for Lianyi dishwasher: The amount of detergent can be adjusted according to the hardness and cleanliness of water, and the ideal concentration is 0.2% - 2%

View Now

Computer software tutorial

Local web server software PHPTS - free edge computing server suite, One click construction of Nginx+PHP+MySQL website applet

Issued on: September 19, 2023

PHPTS ® is a free one click website for Nginx+PHP+MySQL+Memcached+Redis+MongoDB+InfluxDB+AI voice synthesis on Windows APP、 Software platform of applet server running environment. PHPTS suite integration service PHPTS integrates Nginx Web server PHP 7.4/7.3/5.6 multi version languages MySQL 8.0、Memcach...

View Now

Information Delivery

Kaipeng Multi functional Cleanser _ Ceramic Tile Floor Bathroom Stainless Steel Glass Cleaner _ Kaipeng Clean and Bright

Issued on: August 5, 2023

Clean and bright special strong high concentration detergent formula, containing mild abrasive, unique decontamination factor can quickly penetrate into the dirt to remove all kinds of grease and stains. The stubborn dirt and stains are easy to clean, and the household surface is bright and clean as new. Method of use: Squeeze clean and bright onto the surface of the object to be cleaned, wipe with sponge or wet cloth to remove stains and dirt, and rinse with clean water. Kitchen: stove, sink, console, steel pan, electric rice cooker, range hood, ceramic tile, microwave oven, external surface of tea cup and tea set, etc. Bathroom: bathtub, washbasin, external surface of ceramic toilet, shower nozzle, floor tile, ceramic tile and faucet, etc. Others: porcelain

View Now

Computer software tutorial

Solution to Win10 deleting files without confirmation prompt

Issued on: February 18, 2023

Comments: 1

To solve the problem that there is no confirmation prompt for win10 to delete files, you can go to the recycle bin settings page to set it. It can be handled through several steps. The specific steps are as follows: Solution not confirmed when deleting files in Win10 Pure Edition: 1. First, display the recycle bin icon on the desktop. If there is already a recycle bin icon on the desktop, skip to step 4 directly. Right click the desktop and select Personalization. 2. First select "Theme" on the left side of the window, and then open "Desktop Icon Settings" on the right side. 3. Check "Recycle Bin", and then click OK to save, so that the Recycle Bin diagram will be displayed on the desktop

View Now

Computer software tutorial

Download the official genuine Win10 system image through MediaCreationTool

Issued on: February 17, 2023

Operating steps: 1. Open the website of Microsoft to download WIN10: (If the website cannot be opened, you can download and unzip the tools in the attachment) https://www.microsoft.com/zh-cn/software-download/windows10 2. Select Download tool now, and then select Run. You need to be an administrator to run this tool. 3. If you agree to the license terms, please select Accept; 4、 On the "What do you want to do?" page, select "Create installation media for another computer", and then

View Now

Excel Skills

Solution to Excel 2007 saving without pdf

Issued on: February 17, 2023

The reason why there is no pdf for the type saved in Excel and the solution: The reason indicates that the current software does not support this format. The solution is as follows: 1. Open Save As in the office button, and click Find Add ins in Other File Formats. 2. Enter the help window and open Save or Convert to PDF.; 3. Pull down to find [2007 Microsoft Office Add in: Microsoft Save as PDF or XPS] and open the downloaded webpage.; 4. Select the language and click the [Download] button.; 5. Download complete

View Now

Computer software tutorial

Win10 deletes 3D objects, downloads, videos, pictures, music, documents OneDrive

Issued on: February 17, 2023

Comments: 1

How does Win10 delete folders such as pictures/documents/music/videos in Explorer? In the process of using the Win10 system, open "this computer", and there will be 6 folders such as pictures/documents/music/videos on the resource manager. I believe that most users rarely use it. For friends with obsessive-compulsive disorder, the first thing is to delete these folders. What should we do? Come and have a look! The operation is as follows: 1. Press Win+R, enter regedit and enter Enter to open the registry. 2. Delete my computer/locate the following location in this computer: HKEY

View Now

Computer software tutorial

The win10 picture viewer is missing (the win10 built-in picture viewer is missing)

Issued on: February 15, 2023

1. Press Win+R to open Run, enter regedit, confirm or enter, and open Registry Editor; 2. In the registry editor, expand: HKEY_LOCAL_MACHINE SOFTWARE Microsoft directory; 3. In the Microsoft directory, find the Windows Photo Viewer Capabilities FileAssociations directory entry; 4. In the FileAssociations directory

View Now