ubuntu screen recorder

By the way, before the reload of the ubuntu15.04 is also encountered before turning 12.04 and 14.04 the same problem, the black screen, the top left cursor flash a flash, and then press what the key is not working, after a while press will have a "beep-" sound.The first time is to write the U-disk with Universal_usb_installer, but not to go into the installation, restart immediately after the black screen a

Excerpt from:https://zhidao.baidu.com/question/1949169099296473348.html1. First need to install Vnc4server on Ubuntu# Apt-get Install Vnc4server2. The first time you execute the vncserver, you need to set a 8-bit password for the client connection3. After opening the service, connect according to the client number. You can also specify the client number$vncserver-geometry 1366x768:1Where-geometry specifies the size of the client window: 1 refers to th

Problem Description: After installing the virtual machine after Ubuntu, the logo flashed over the black screen no response, closed repeated several times did not use the problem analysis: Searching for all kinds of information in the evening, one of which is due to the display 3D acceleration in the virtual machine setting, I tried and didn't work.Later in the post bar has a person replied that is cmd imp

First look at the range of brightness values for your screen:sudo cat/sys/class/backlight/acpi_video0/max_brightnessAfter the ubuntu14.10, the path becomes/sys/class/backlight/intel_backlight/max_brightness. But there is nothing to change, because 14.10 can manually adjust the brightness, And the system is automatically saved. When you start the system again there is no need to manually change it! Ubuntu has finally modified this setting.Mine is 15, w

information, Nvidia is starting to support dual graphics technology for Linux platforms!Intel ATITurn off single displayMethod One:When power on, according to the screen prompts into the motherboard settings, will be set to not enable the single display.Method Two:The module that switches the video card under linux3.06 is still in the debug state, and the modules are loaded firstsudo mount -t debugfs debugfs /sys/kernel/debugAnd thensudo cat /sys/ke

Install Ubuntu, for NVIDIA graphics cards, third-party open source drivers are used by default, and third-party open-source drivers and system compatibility are generally better. Because NVIDIA graphics drivers are not open, native support for Linux systems is almost too small to introduce minor problems. Therefore, in general, if not particularly necessary, the use of third-party open source drivers is a good choice.However, if you want to do CUDA-re

Kazam is a screen recording software for GNOME with powerful functions. Application: Project homepage @ launchpadFedora15 installation overview #1, install the required dependent software package: suyuminstallbzrintltoolpython-keybindergnome-python2-rsvgpython-xlibpython-distutils-extrapython- Kazam is a screen recording software for GNOME with powerful functions.Application: Project Homepage@ Launchpad Int

We will have to edit grub configuration. Open a terminal and paste this: sudo gedit /etc/default/grubHit enter. It will open grub preferences in gedit. Locate the line# GRUB_GFXMODE=800x600(Resolution may be different ). You have to change the resolution to actual resolution of your screen, for example mine is 1240x1024. next step is to uncomment this line (remove the # And the empty space if is, so the letter G of the word grub will be the f

Open Terminal inputXrandrGet the following informationScreen 0:minimum 2390 x 768, maximum 8192 x 8192LVDS connected primary 1366x768+1024+0 (normal verted right x axis y axis) 309mm x 174mm 1366x768 60.0*+ 1280x720 59.9 1152x768 59.8 1024x768 59.9 800x600 59.9 848x480 59.7 720x480 59.7 640x480 59.4 HDMI-0 disconnected (normal left inverted right x axis y axis) VGA-0 connected 1024x768+0+0 (normal left inverted rig

By default, Ubuntu will set the screen brightness to the highest when it is powered up, and here's how to set it to the lowest 1, find/sys/class/backlight/acpi_video0, which has the screen brightness parameters 2, open brightness, display the number that is the current brightness parameters 3, Find/etc/rc.local 4. The conte

Under the sulime like to map the direction of the upper and lower left and right to alt+i/k/j/l, according to the word movement alt+h/;However, pressing Alt under Ubuntu pops up the sublime top menu bar, and if you want to block sublime, press ALT to block the menu bar as follows:https://www.sublimetext.com/forum/viewtopic.php?f=2t=8816Home directory home under new file. Gtkrc-2 Enter the following gtk-enable-mnemonics = 0, save reboot Sublime.Ubuntu

Method: Install VirtualBox Enhancements Steps:VirtualBox menu bar, click on "Device-> installation Enhancements"A vboxadditions_xxxx letter will appear on the desktop.Double-click to execute the autorun.sh inside.------------------------------------------------ If the above letter is not present on the desktop, enter the command line terminal:Cd/mediaLocate and enter the following folder:CD Vboxadditions_xxxxx LetterExecute antorun.shsudo./autorun.sh ------------------------------------------

installed and may be used during compilation) Sudo sh nvidia-linux-x86-*. run If the system prompts that the module is missing, check whether the module is downloaded online and select no; 8. After the installation is complete, start Sudo/etc/init. d/gestation start In this case, you will see the nvidia logo and the driver is successfully installed. For a wide screen, you may need to change the resolution. In

After Ubuntu is installed, the screen brightness is always very bright, and the method under the window is no longer working. So I searched the internet for a solution as follows, hoping to help beginners who are equally confused. I: (quick method, temporary) (this method has been tried and is feasible)1. Press CTRL + ALT + F1 to enter the command line2. Adjust brightness with shortcut keys3. Press CTRL + A

Problem analysis Start Ubuntu to enter the login screen, indicating that the system can be run up. No big chunk of the core data corruption, Linux system can generally be repaired, must be calm. The problem is that the previous brute force shutdown damaged Ubuntu's graphics system configuration, causing the graphical interface to not function properly. So I saw the ability to log in, but only a blue. Pro

Today do not know why Ubuntu lock screen, enter the correct password but prompt password error, and the most strange is to click on the top right corner to switch users, re-enter the password to login successfully, has tried several times after encountering this situation, after Baidu in Csdn after a blog to find the problem, which describes the solution of the method Please click here "ps: After several