Course Intermediate  11300

Course Introduction："Self-study IT Network Linux Load Balancing Video Tutorial" mainly implements Linux load balancing by performing script operations on web, lvs and Linux under nagin.

Course Advanced  17615

Course Introduction："Shangxuetang MySQL Video Tutorial" introduces you to the process from installing to using the MySQL database, and introduces the specific operations of each link in detail.

Course Advanced  11321

Course Introduction："Brothers Band Front-end Example Display Video Tutorial" introduces examples of HTML5 and CSS3 technologies to everyone, so that everyone can become more proficient in using HTML5 and CSS3.

Course Introduction：This article introduces Javascript mask layer and loading effect code. Friends in need can refer to it.

2016-05-16 comment 0  985

Course Introduction：How to use Vue to implement full-screen masking effects. In web development, we often encounter scenarios that require full-screen masking, such as displaying a masking layer when loading data to prevent users from performing other operations, or in some special scenarios. Use a mask layer to highlight an element. Vue is a popular JavaScript framework that provides convenient tools and components to achieve various effects. In this article, I will introduce how to use Vue to achieve the effect of full-screen masking, and provide some specific code examples. At first, we

2023-09-19 comment 0  1528

Course Introduction：Start the AE software, Ctrl+N to create a new synthesis (640*360), and click OK. Select the Ellipse Tool and hold down the Ctrl+Shift keys in the composition window to create a circle. Ctrl+D quickly duplicates a layer and moves the position to get two circles. Layer - New - Adjustment Layer. Select the adjustment layer and add special effects - Distort - Jelly Effect Repair. The parameters can be left as default. Continue to add special effects - mask - simple blocking tool, set the parameter to 80. Create a position keyframe animation for one of the circles, and enter the graphics editor to edit the effect as shown: At this point you can play the viewing effect, and finally output it using GIF Editing software can now create GIF animations.

2024-04-28 comment 0  964

Course Introduction：1. Open AE, name the flame text effect, and adjust the corresponding parameters. 2. Press ctrl+t to enter the desired text content: Fire. 3. Ctrl+y creates a new solid color layer, named the carrier layer, and appears as the carrier of the plug-in. 4. Select the carrier layer and add saber; effect-videocopilot-saber. 5. Saber is an external plug-in. It comes with many presets, such as flame, energy, etc. What we want to achieve is the effect of flame, so this time we choose flame. After selecting flame, we can set some parameters of the flame. , and then define the core as the text layer we set, so that it will automatically recognize the text layer, and then we will fine-tune its flame effect. This is based on personal needs.

2024-04-07 comment 0  710

Course Introduction：How to solve the problem of Redis cache penetration and cache avalanche. Cache avalanche: Since the cache layer carries a large number of requests, it effectively protects the storage layer. However, if the cache layer cannot provide services for some reasons, such as the Redis node hangs up and the hotspot keys are all Failure. In these cases, all requests will be made directly to the database, which may cause database downtime. To prevent and solve the cache avalanche problem, you can start from the following three aspects: 1. Use Redis high-availability architecture: use Redis cluster to ensure that the Redis service will not hang up. 2. Inconsistent cache time: add a cache expiration time. Random values ​​to avoid collective failure 3. Current limiting and downgrading strategy: There are certain filings, such as personalized recommendation services

2023-05-31 comment 0  1185