Article Introduction：HTML, CSS and jQuery: Making a multi-select drop-down menu with checkboxes As the Internet continues to develop, web design and interactive experience are becoming more and more important. In the past, using mouse clicks to make selections was a common interaction method. However, with the diversification of user needs, we need more flexible and intelligent interaction methods. This article will introduce how to use HTML, CSS and jQuery to make a multi-select drop-down menu with checkboxes. First, we need to create a basic HTML structure containing a

2023-10-27 comment 0  1827

Article Introduction：Method 1: Open the Geometry Sketchpad by adjusting the document options under the File menu, click the single-column [File] menu in the upper menu bar, select the drop-down option and select the [File Options] command (as shown in the figure), which will enable you to open the dialog box box to adjust the page order. Adjust page order. implement

2024-06-03 comment 0  441

Article Introduction：Steps: Double-click the Geometric Sketchpad application to open the Geometric Sketchpad work interface. Click the [Data] menu in the upper menu bar and select the [New Parameter] command under its drop-down menu to open the New Parameter dialog box. Create a new parameter t1=4.03, with no unit. . Step 3: Click the [Data] menu in the upper menu bar, select the [Calculate] command under its drop-down menu, open the calculation dialog box, select sqrt under the function option, click the mouse on parameter t1, and click the [OK] button. Step 4 is now The parameters with root sign are established, as shown in the figure. Changing the value of parameter t1, the parameters with root sign will also change accordingly.

2024-04-17 comment 0  817

Article Introduction：1. To search for a module in the code, you must first select the current file so that the search function can be used. Use the cursor to select the code in the file. 2. After the cursor is selected, click the [Edit] option in the menu in Android Studio. 3. A drop-down menu will pop up, select the [Find] option menu in the drop-down menu. 4. This will pop up the next-level menu, select the [searchstructurally] option menu in the next-level menu. 5. The structuralsearch option box will pop up. In the searchtemplat input box, enter the search content and click the [find] option.

2024-04-12 comment 0  575

Article Introduction：After the word document is processed, you find that there are a few words left on the last page of the document. Click the drop-down menu next to [Quick Access Toolbar] in the upper left corner of Word, and select [Other Commands] in the pop-up drop-down menu. At this time, the [Word Selection] dialog box will pop up. In the [Select a command from the drop-down list location] drop-down list, select [Select [All Commands from the drop-down list] (or select [Print Preview Tab])], and find it in the drop-down menu. [Reduce by one page] function button, select it, and then click the [Add] button to add it to the quick access toolbar list on the right. After returning to the main interface, I found that there is an additional tool button [Reduce by one page] in the quick access toolbar. Click the [Reduce by one page] button, and Word will automatically reduce the entire document based on the text content.

2024-04-26 comment 0  1293

Article Introduction：We will need to make a drop-down menu when using WPS tables, so many users are asking how to make a WPS secondary linkage drop-down menu? Users who are unclear can take a look at the relevant strategies on how to set up secondary linkage drop-down menu options in WPS brought to you by this website. How to set the secondary linkage drop-down menu option in WPS Method 1. Open the WPS table, select the secondary linkage menu corresponding table, use the key combination [CtrI+G] to open the positioning dialog box, select [Constant], and click [Position]. 2. Click [Specify] under the [Formula] menu. 3. Select [First Line] in the pop-up dialog box and click [OK]. 4. Select the [Province] column, click [Data] - [Validity], select [Sequence], and select [Source]

2024-09-05 comment 0  505

Article Introduction：1. First, click the three horizontal icons in the upper right corner of the page and select [Settings] from the drop-down menu. 2. Then select [Privacy and Security] from the menu on the left. 3. Finally, scroll down the right window to [Permissions] and check the [Block pop-up windows] checkbox.

2024-04-09 comment 0  1158

Article Introduction：How to set the page numbers to be continuous in Word when the page numbers are messed up? Recently, some users reported this problem. When using Word to edit a document, they found that after the page number reached 9, the next one was actually 1. How to solve the confusing page number? In response to this problem, this article brings a detailed solution to share with everyone. Interested users can continue reading. How to set the page numbers to be continuous in Word when the page numbers are messed up? Open the Word document, click the [Insert] tab above, and select [Header and Footer]. Select [Page Number] from the pop-up menu, and click the page number style from the pop-up drop-down menu. After the settings are completed, click [Page Number] above. A white box will pop up, click [Page Number]. In the page number window that pops up, check [Continue from previous section] and click OK.

2024-08-21 comment 0  1061

Article Introduction：1. First, click [Start] in the lower left corner of the computer desktop, select [Program] in the drop-down box that appears, and select [Adobe] and [Adobe Acrobat 9 Pro] in the drop-down list. 2. After entering the main interface of the software, we find the folder button in the upper left corner of the interface, click this button to enter the file adding page; in the file adding page, select the PDF document that needs to adjust the page margins, and then click [ in the lower right corner of the page Click the Open button to add files to the software. 3. Then find the [Advanced] option in the menu bar at the top of the interface and click it. Select [Print Production] in the drop-down box. A sub-drop-down box will appear next to it. Select [Crop Page] in the sub-drop-down box. 4. Then a cropping page will pop up on the interface.

2024-06-05 comment 0  567

Article Introduction：This article mainly introduces jQuery to implement a very practical and beautiful select drop-down menu selection effect. It simulates the select drop-down selection effect through jQuery, and has the function of clicking to select the drop-down item to enter the input box. It is very beautiful and practical. Friends who need it can refer to the following

2016-05-16 comment 0  1735

Article Introduction：Sometimes, we need to use checkboxes in select options. We can allow users to select multiple options by introducing checkboxes with select options. However, if we use multiple properties of the label, it allows us to select them by pressing "ctrl+left click", but this is a bad user experience. Therefore, we can introduce checkboxes in menus to improve user experience. Here we will use JQuery and JavaScript to manage the value of the selected checkbox in the menu. Creating a custom selection menu HTML element does not allow us to add checkboxes as options. Therefore, we can create a custom dropdown menu using HTML elements and add checkboxes as its options. Syntax users can use the following syntax

2023-08-29 comment 0  1339

Article Introduction：1. Start PPT and create a new blank slide. 2. Click the [Insert] tab in the menu bar, select [Rounded Rectangle] in the [Shape] group, and insert it into the page. 3. After drawing the rounded rectangle, adjust the size of the rounded rectangle appropriately, and then click the [Format] tab in the menu bar. A color style option will appear on the right side of the [Shape Style] area. Click the Use the drop-down triangle of the line to adjust the fill color of the rectangle. Because you want to add text, it is recommended to choose a lighter color. 4. Right-click a blank space on the page and select [Format Background] in the pop-up menu. 5. In the pop-up [Set Background Format] property box, check [Picture or Texture Fill], then click the drop-down triangle on the right side of [Texture] and select a fill you like.

2024-03-26 comment 0  686

Article Introduction：Open the Geometric Sketchpad software and create Geometric Sketchpad courseware containing multiple pages. In order to save time, the courseware has already been prepared before opening. The operation is as follows: Open the Geometric Sketchpad software, click the [File] menu in the upper left corner, select [Open] from the drop-down menu, find the produced teaching courseware in the pop-up dialog box, and then click Open to open the courseware. The details are shown in the figure. Opens the Document Options dialog box. Click the [File] menu in the upper menu bar and select the [Document Options] command from its drop-down option. This will open the Document Options dialog box, as shown in the figure. Change page number to name. Use the move tool to select the page number whose name you want to change, then enter the name in the page name above, and then click OK to change the page number serial number to the name.

2024-06-12 comment 0  1217

Article Introduction：When selecting the header in Word, a straight line will automatically appear. How to remove it? 1. How to remove the straight line from the header. You can remove the line under the header by double-clicking the header, selecting the header text, and then selecting "Clear Format" in the formatting toolbar. Method 2: Double-click the header - select the text on the header - select the menu - format - borders and shading - set the border to borderless, confirm and you will see the effect. Both methods are very simple, try it yourself. 2. How to set the header starting from the third page. First, you select the end of the second page, select the next page in the menu - Insert - Separator - Section Break type, then select the third page, position the cursor position to the third page, and then View - Header footer, pay attention to click the previous link on the header toolbar

2024-01-17 comment 0  1221

Article Introduction：Open the BeyondCompare software, select the text comparison session, and open the session operation interface. Click the [Browse File] button to select the code file to be compared. As shown in the figure, the content of the comparison code file is lengthy, and you need to slide the drop-down menu up and down to view all code files. Click the [Tools] button, select the [Options] tab in the expanded menu, and switch to the [Text Editing] options page. The text editing options are mainly applicable to text comparison and text merging sessions. In the text comparison column on the right side of the interface, select the [Set the number of filter rows] checkbox. The number of context rows is to define the number of matching rows when using the number displayed before and after the difference part of the display context. You can customize the number of matching rows according to your personal needs. You need to enter the corresponding value in the text box. Click [Apply]

2024-04-22 comment 0  1205

Article Introduction：Word documents are often used in daily office work. If the word paragraphs have white backgrounds, can they be removed? Of course it is possible. The following editor will show you how to remove the white background in word paragraphs. Users who have the same problem can try the operation. Solution: 1. Open the word document. 2. We add a background color to the document content, click Page Layout, open the Page Color drop-down menu, and click to select a color. 3. After adding the background color, I found that the entire paragraph of the document content still had a white background. 4. Select all the document content, click Start, open the Border drop-down menu, and click Borders and Shading. 5. A dialog box pops up, click Shading, open the Fill drop-down menu, and click No Color. 6. Open the Apply to drop-down menu and click Paragraph

2024-09-03 comment 0  458

Article Introduction：First, we open word2003 and move the mouse cursor to the top of the page where we want to add the starting page number. Then we click Insert in the options bar, find the separator in the drop-down bar, and click on it. This is when we select [Next Page] in the delimiter type in the delimiter dialog box that pops up, and then click OK. Next we find the view in the options bar and click the [Header and Footer] option in the drop-down menu bar. Then move the mouse to the footer and click the [Connect to Previous] option in the header and footer toolbars. Next, we click Insert in the options bar, and select [Page Number] in the drop-down bar and click it. Then we click the [Format] option in the pop-up dialog box, and then set the starting page number in the format dialog box

2024-04-26 comment 0  542

Article Introduction：1. Place the mouse in front of the first character of [Second Page], click [Separator] in [Insert] on the menu bar, and in the pop-up [Separator] window we will [Next Page] Hook on the front. 2. Similarly, place the mouse in front of the first word at the beginning of [Page 3] and insert –> separator –> next page. After inserting the [Separator] on the third page, without moving the mouse, select [Insert] on the menu bar, select [Page Number] in the drop-down menu, then set [Alignment] to [Centered], and click the [Format] button , a [Page Format] window will pop up, select [Start Page Number], enter [1] in it, and then confirm. 4. Double-click the page number of [Page 3], and you will enter the header and footer editing state. In [Header]

2024-04-25 comment 0  1216

Article Introduction：Create a coordinate system. In order to facilitate the viewing of function images, the coordinate system that comes with the system is not used. Click [Custom Tools] on the left sidebar with the mouse, and select [Classic Coordinate System] - [Flying Fox | Cartesian Coordinate System] in the pop-up tool menu. Click twice on the drawing board, and then click [Initial Coordinates] to establish the coordinate system as shown in the figure below. Create a new parameter a. Click the [Data] menu in the upper menu bar, select the [New Parameter] command in the pop-up drop-down menu, and in the pop-up dialog box, the parameter name is a and the value is 1. Click OK to create a new parameter a. Draw a cubic parabola. Click the [Draw] menu in the upper menu bar, select the [Draw New Function] command in the pop-up drop-down menu, and click [Parameter a,] [*], [x], [^],

2024-04-17 comment 0  689

Article Introduction：Are you also using Adobe ReaderXI software? But do you know how to open PDF files in Adobe Reader Let's see. Open a PDF file and you will see a single page view. In the "Edit" menu in the drop-down menu, click the "Preferences" button. The available shortcut is ctrl+k. Once in Preferences, select Page Display in the left menu. At this point, you can see that the default page layout is "Single Page". Pull down the default page layout and select "Double". Click OK. After confirmation, the file is still displayed as a single page.

2024-03-05 comment 0  426