Home Database Mysql Tutorial 笔记本在Ubuntu调节屏幕亮度的技巧

笔记本在Ubuntu调节屏幕亮度的技巧

Jun 07, 2016 pm 03:00 PM
control ubuntu brightness Screen Skill notebook adjust

CONTROL_BRIGHTNESS=1 # * If your system has the file "/proc/acpi/video/VID/LCD/brightness" (VID may # be VID1 or similar), use this file as BRIGHTNESS_OUTPUT, and use # the command "echo value". The possible values can be listed using the

CONTROL_BRIGHTNESS=1 



# * If your system has the file "/proc/acpi/video/VID/LCD/brightness" (VID may 

# be VID1 or similar), use this file as BRIGHTNESS_OUTPUT, and use 

# the command "echo ". The possible values can be listed using the 

# command: 

# cat /proc/acpi/video/VID/LCD/brightness 


# * If you have a file /sys/class/backlight/.../brightness, then you can use 

# that file as BRIGHTNESS_OUTPUT, and the command "echo ". 

# As far as I understand it the values are between 0 and 

# the value contained in the file /sys/class/backlight/.../max_brightness.

Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn

Hot AI Tools

Undresser.AI Undress

Undresser.AI Undress

AI-powered app for creating realistic nude photos

AI Clothes Remover

AI Clothes Remover

Online AI tool for removing clothes from photos.

Undress AI Tool

Undress AI Tool

Undress images for free

Clothoff.io

Clothoff.io

AI clothes remover

Video Face Swap

Video Face Swap

Swap faces in any video effortlessly with our completely free AI face swap tool!

Hot Article

Roblox: Bubble Gum Simulator Infinity - How To Get And Use Royal Keys
3 weeks ago By 尊渡假赌尊渡假赌尊渡假赌
Nordhold: Fusion System, Explained
3 weeks ago By 尊渡假赌尊渡假赌尊渡假赌
Mandragora: Whispers Of The Witch Tree - How To Unlock The Grappling Hook
3 weeks ago By 尊渡假赌尊渡假赌尊渡假赌

Hot Tools

Notepad++7.3.1

Notepad++7.3.1

Easy-to-use and free code editor

SublimeText3 Chinese version

SublimeText3 Chinese version

Chinese version, very easy to use

Zend Studio 13.0.1

Zend Studio 13.0.1

Powerful PHP integrated development environment

Dreamweaver CS6

Dreamweaver CS6

Visual web development tools

SublimeText3 Mac version

SublimeText3 Mac version

God-level code editing software (SublimeText3)

Hot Topics

Java Tutorial
1666
14
PHP Tutorial
1273
29
C# Tutorial
1253
24
Acer laptop disables secure boot and removes password in Bios Acer laptop disables secure boot and removes password in Bios Jun 19, 2024 am 06:49 AM

I repaired an Acer laptop and had to turn off secure boot when entering PE. I recorded how to turn off secure boot and remove the password from Bios. Turn on the computer and when the screen is not on, keep pressing the F2 key to enter the BIOS. On Acer laptops, turn off Secure Boot and press the arrow keys to switch to Boot. If SecureBoot is gray and unclickable, switch to the Security page, select SetSupervisorPassword and press Enter to set the password. Then switch to Boot, SecureBoot can be selected as Disabled, and press F10 to save. Modify and clear the BIOS password on your Acer notebook. Switch to the Security menu and select SetSupervisorPasswo.

Dell computer factory reset, dell laptop restores factory settings Dell computer factory reset, dell laptop restores factory settings Jun 19, 2024 am 04:34 AM

The following introduces the factory reset that comes with DELL notebooks. It restores factory settings. After the reset, the computer is restored to the state when you first bought it. It requires that the hard disk has not been partitioned and the recovery partition has not been damaged. 1. Restart the computer and keep clicking the F12 key on the keyboard until the following interface appears; 2. Select "SupportAssistOSRecovery" and click "EXIT"; 3. Click "Skip" here, or click step-by-step guidance, and there will be Introduction instructions; 4. In this interface, in the lower right corner, click "Start Reset"; 5. Select "Reset to Factory Settings" and click Next; (If you choose "Reset and Update", the network speed is not fast, it will take a long time, You also need to install the driver yourself) 6. If there is important data, select "Yes, back up my files".

6000 mAh silicon negative battery! Xiaomi 15Pro upgrade leaked again 6000 mAh silicon negative battery! Xiaomi 15Pro upgrade leaked again Jul 24, 2024 pm 12:45 PM

According to news on July 23, blogger Digital Chat Station broke the news that the battery capacity of Xiaomi 15 Pro has been increased to 6000mAh and supports 90W wired flash charging. This will be the Pro model with the largest battery in Xiaomi’s digital series. Digital Chat Station previously revealed that the battery of Xiaomi 15Pro has ultra-high energy density and the silicon content is much higher than that of competing products. After silicon-based batteries are tested on a large scale in 2023, second-generation silicon anode batteries have been identified as the future development direction of the industry. This year will usher in the peak of direct competition. 1. The theoretical gram capacity of silicon can reach 4200mAh/g, which is more than 10 times the gram capacity of graphite (the theoretical gram capacity of graphite is 372mAh/g). For the negative electrode, the capacity when the lithium ion insertion amount reaches the maximum is the theoretical gram capacity, which means that under the same weight

Android TV Box gets unofficial Ubuntu 24.04 upgrade Android TV Box gets unofficial Ubuntu 24.04 upgrade Sep 05, 2024 am 06:33 AM

For many users, hacking an Android TV box sounds daunting. However, developer Murray R. Van Luyn faced the challenge of looking for suitable alternatives to the Raspberry Pi during the Broadcom chip shortage. His collaborative efforts with the Armbia

ASUS Lingyao 16 Air notebook goes on sale in China: 1.1cm thick, Ryzen AI 9 HX370, starting from 12,999 yuan ASUS Lingyao 16 Air notebook goes on sale in China: 1.1cm thick, Ryzen AI 9 HX370, starting from 12,999 yuan Jul 28, 2024 pm 06:00 PM

According to news from this site on July 28, the Chinese version of the Asus Lingyao 16Air notebook is now on sale, equipped with AMD Ryzen AI9HX370 processor, and the 32GB+1TB version is priced at 12,999 yuan. In terms of appearance, the Lingyao 16 Air notebook is made of Ceraluminum high-tech ceramic aluminum material and CNC technology. It is available in two colors: snowy white and mountain gray. It is about 1.1cm thick and weighs 1.49kg. Lingyao 16Air is equipped with the new AMD Ryzen AI9HX370 processor, equipped with 12C24TZen5 core, 16CURDNA3.5 architecture Radeon890M core display, and the NPU computing power reaches 50TOPS. This computer is also equipped with a dual-fan VC vapor chamber cooling system that can provide 28W

Lenovo's new YOGA Pro 14s notebook real machine exposed: Ryzen AI 300 series, new family design language Lenovo's new YOGA Pro 14s notebook real machine exposed: Ryzen AI 300 series, new family design language Jul 10, 2024 pm 12:24 PM

This website reported on July 9 that Lenovo’s new YOGAPro14s14ASP9 (overseas known as YogaPro714ASP9) notebook has passed the Korean Energy Agency certification, and real photos of the machine have been exposed. Different from the already launched Core Ultra version "14IMH9" and Ryzen 8040 version "14AHP9", the new version "14ASP9" adopts the same new family design language as the YOGA Air14s Snapdragon version: the A side is centered with the Lenovo letter mark A, and the C side cancels Lenovo The YOGA logo on the nameplate has been moved from side A to side C. The new keyboard font design is on the palm rest. In addition, the certification information also confirms that the "83HN" notebook that previously appeared in the Geekbench benchmark database is YOGA Pro14s14ASP9.

Starting from 14,499 yuan, ASUS ROG Phantom 16 Air gaming laptop's new configuration is on sale for the first time: Ryzen AI 9 HX 370 + RTX 4060/70 Starting from 14,499 yuan, ASUS ROG Phantom 16 Air gaming laptop's new configuration is on sale for the first time: Ryzen AI 9 HX 370 + RTX 4060/70 Jul 29, 2024 am 01:31 AM

According to news from this website on July 28, Asus’s ROG Magic 16 Air Ryzen AI version of the gaming notebook will be sold for the first time on JD.com at 9 o’clock tonight. It uses the Ryzen AI9HX370 processor and optional RTX4060/70 graphics card. The price starts at 14,499 yuan. The price information compiled by this site is as follows: Ryzen AI9HX370+RTX4060+32GBRAM+1TB storage space (Eclipse Gray): 14,499 yuan Ryzen AI9HX370+RTX4060+32GBRAM+1TB storage space (Haoyue White): 14,499 yuan Ryzen AI9HX370+RTX4070+ 32GB RAM + 1TB storage space (Haoyue White): 15,999 yuan. In terms of appearance, the body design of the Ryzen AI version is similar to that of the previous model.

First equipped with Intel Core Ultra 200V series processors, notebooks from ASUS, LG, Dell and MSI are unveiled First equipped with Intel Core Ultra 200V series processors, notebooks from ASUS, LG, Dell and MSI are unveiled Sep 04, 2024 am 07:32 AM

According to news from this site on September 4, Intel officially released the Core Ultra200V series notebook processors at a press conference held in Berlin today. Companies such as ASUS, LG, Dell, and MSI have also launched notebook products equipped with this series of processors. . Overview of the Intel Core Ultra200V series notebook processor launch conference Intel said that the new Lunar Lake processor will provide leading performance and battery life in its class, and it expects that processors of various designs will be on sale later this month. Intel Core Ultra200V Series Notebook Processor Benchmark Demonstration ASUS At this conference, Intel showed off 3 ASUS product prototypes equipped with Core Ultra200V processors: Zenb

See all articles