Course Introduction：Pull vertical guides in Photoshop: Enable ruler view (View > ruler). Hover the mouse over the vertical edge of the ruler, and then the cursor becomes a vertical line with double arrows and hold and drag the mouse to pull out the reference line. Click Delete by dragging the guide, or hovering it into a cross.
2025-04-06 comment 0 648
Course Introduction：The problem of mouse clicking to double-click is usually caused by physical wear or system settings. The solutions are as follows: 1. Check the physical wear of the mouse or clean up the dust under the keys, tap the mouse or blow it with air to clean it; 2. Adjust the system double-click speed settings, Windows can drag the slider to slow down, and macOS can use third-party tools; 3. Try to replace the USB interface or connect to other computers to troubleshoot driver or interface problems. In most cases, it can be repaired by cleaning or adjusting the settings.
2025-07-12 comment 0 254
Course Introduction：Inserting pictures into cells in Excel requires manual position and size adjustment, not direct embedding. First click "Insert" > "Picture", select the file and drag to the target cell and resize it; secondly, if the picture needs to move or zoom with the cell, right-click to select "Size and Properties" and check "Change position and size with the cell"; finally, when inserting in batches, you can copy the set pictures and replace the new file. Notes include avoiding stretching distortion, setting appropriate row height and column width, checking print display and compatibility issues.
2025-07-14 comment 0 425
Course Introduction：Create a horizontal guide in Photoshop by following the steps: Open the ruler: Press Ctrl R (Windows)/Cmd R (Mac) Click the ruler: Hover the mouse pointer over the vertical ruler and drag down: Hold down the left mouse button to release the mouse button: Release the mouse button when the guide reaches the desired position
2025-04-06 comment 0 520
Course Introduction：Powerpoint picture background removal step -by -step guide Step 1: Open the PowerPoint presentation or create a new one. Step 2: Click "Insert", then select "Picture" and select the source of the picture. In this example, users insert pictures from "this computer". You can also click the picture icon on the slide plug into the picture. Step 3: Double -click the picture you want to insert to place it on the slide. Step 4: The picture will appear in the selected area on the slide. If the location is not ideal, you can move and adjust the size. Step 5: Make sure that the picture is still selected (if not, just click once), find the "Remove Background" button under the "Picture Format" tab. Step 6: Click "
2025-01-28 comment 0 1288
Course Elementary 13779
Course Introduction：Scala Tutorial Scala is a multi-paradigm programming language, designed to integrate various features of object-oriented programming and functional programming.
Course Elementary 82295
Course Introduction："CSS Online Manual" is the official CSS online reference manual. This CSS online development manual contains various CSS properties, definitions, usage methods, example operations, etc. It is an indispensable online query manual for WEB programming learners and developers! CSS: Cascading Style Sheets (English full name: Cascading Style Sheets) is an application used to express HTML (Standard Universal Markup Language).
Course Elementary 13148
Course Introduction：SVG is a markup language for vector graphics in HTML5. It maintains powerful drawing capabilities and at the same time has a very high-end interface to operate graphics by directly operating Dom nodes. This "SVG Tutorial" is intended to allow students to master the SVG language and some of its corresponding APIs, combined with the knowledge of 2D drawing, so that students can render and control complex graphics on the page.
Course Elementary 24595
Course Introduction：In the "AngularJS Chinese Reference Manual", AngularJS extends HTML with new attributes and expressions. AngularJS can build a single page application (SPAs: Single Page Applications). AngularJS is very easy to learn.
Course Elementary 27456
Course Introduction：Go is a new language, a concurrent, garbage-collected, fast-compiled language. It can compile a large Go program in a few seconds on a single computer. Go provides a model for software construction that makes dependency analysis easier and avoids most C-style include files and library headers. Go is a statically typed language, and its type system has no hierarchy. Therefore users do not need to spend time defining relationships between types, which feels more lightweight than typical object-oriented languages. Go is a completely garbage-collected language and provides basic support for concurrent execution and communication. By its design, Go is intended to provide a method for constructing system software on multi-core machines.
Use mouse wheel for page zoom, click and drag to pan the page
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