best computer screen recorder

"Substitution" is a way to find or troubleshoot a failure by replacing a part that may be faulty or without fault, but not working properly. The "control method" is to compare the faulty computer or component with a computer or component that does not have a fault, to find out the method of troubleshooting. Both of these methods are useful, and they are used in many troubleshooting of the

Reprinted from http://blog.csdn.net/lijgame/article/details/1447921 Using system; Using system. Collections. Generic; Using system. componentmodel; Using system. Data; Using system. drawing; Using system. LINQ; Using system. text; Using system. Windows. forms; Using system. Drawing. imaging; Namespace first { Public partial class form2: Form { Public form2 () { Initializecomponent (); } Private void button#click (Object sender, eventargs E) { // Obtain the resolution of the cu

sometimes we feel that the display screen is a bit jittery or blurry, and we tend to fix it by setting a higher display refresh rate. Users of the Win7 system will adjust a screen for their own display, but how does the Win7 system set the computer screen refresh rate? What is the way to set up a

top left corner "apple logo" to open the menu bar, and then click to open "System Preferences", as shown in the following figure; 2, in the Mac System Preferences, click to enter the "monitor" settings, as shown in the following figure; 2, in the Mac display settings, you can see the screen brightness adjustment settings, in addition, you can also check the "automatic adjustment brightness" so that the Apple notebook will be

(such as cabbage, etc.) system. 5, can also go to the Device Manager to uninstall Advanced Power Management driver, restart the computer to observe whether there is a blue screen appears. Generally this part of the probability of causing a blue screen is also very large. Then to the Device Manager, click to display hidden devices → If you have a yel

Lenovo Brand is the leader of China's computer brands, has a young history, whether in the technical or functional aspects of a great success, so in China, Lenovo computer has a large penetration rate. Many Lenovo notebooks are pre-installed WIN8 system, before many computers have turned on the phenomenon of black screen, Lenovo Win8 system is also difficult to e

Today's computer (desktop) in the process of using a sudden into the power-saving mode (black screen, on-screen power-saving mode four characters flying), I am very frightened, shaking the mouse, tapping the keyboard, and nothing to use. All right, start the reboot and try it, and that's good enough. But it didn't take long for the same situation to happen. OK, t

monitor card is properly installed? Is it in good contact with the motherboard slot? is the video card or slot due to too long time to accumulate dust too much, resulting in poor contact? The chip on the video card has traces of burnt and cracked. When the video card causes a black screen, the computer post is a short four-long "beep beep" sound. When installing the display card, it is necessary to hold th

Computer flower screen, is generally direct and memory or explicit there is a direct relationship, and drivers sometimes have similar problems. First, check the video card temperature is normal? Can download a drive life, or some related software to check the test card temperature is normal. When the graphics card temperature is too high, the computer often ap

Many friends will be very interested in seeing some new features appear. Some hands-on ability than strong friends will even go to the operation to upgrade their functions, but in the actual operation will inevitably encounter a variety of problems, such as a recent friend mentioned, said that after upgrading the Win7 flagship system, found that the computer can not be full screen display, what is the probl

Update the NIC Driver and fix the blue screen netr28x. sys Driver file error when the win7 Ralink RT3290 Nic is sleeping on the computer and when the NIC is started. Update the NIC Driver and fix the blue screen netr28x. sys driver error when the win7 Ralink RT3290 Nic is sleeping on the computer and when the NIC is

Android development, often to the mobile phone screen projection to the computer, to demonstrate. The general solution is 360 or pea pod demonstration function, the disadvantage is that the delay is very strong, about 3 seconds, very affect the presentation effect. The following describes the vysor, almost 0 delay, can be synchronized with the phone screen Vyso

1, first of all, if your computer is already old to run the advice not to overclocking, there is also the best not to use software for overclocking, software overclocking is the biggest cause of the computer system blue screen, because when you set the frequency so that the CPU can not afford, as long as you click on the save the moment between the Can cause the

Computer blue screen crash How to do? Under normal circumstances, a blue screen is a conflict or incompatibility after hardware-driven or new hardware is installed, and the "Last Known Good Configuration" provided by Windows 2K/XP is a shortcut to the solution. Some blue screens are the result of a flaw in Windows itself and can therefore be resolved by installi

When a computer with integrated graphics is used for a long time, the appearance of the display screen font is blurred, especially on the liquid crystal display. Displaying a font blur can be prevented. The author gives us an analysis of the system font blurred in the end which are caused. 1. Host Power management settings: More users in the installation system, in order to achieve energy-saving purposes,

Desktop computer boot display black screen prompt no signal what should I do? desktop computer power does not turn on the black screen for memory card is not bad contact, fault phenomenon for computer host power and can hear the cooling fan operation of the sound monitor dis

Computer malfunction: Computer Configuration: abit 865PE motherboard, P4 2.4CCPU, two Kingston 256M DDR400 memory, Dylan constant into X700 video card, 250W power supply. In recent weeks, frequent video card failure, in the normal operation of a sudden black screen, and then the boot BIOS has a long two short sound alarm, indicating that the video card failure. S

As shown in the following illustration, we have a "Computer Butler blue Screen Repair" option on the computer's boot interface when selecting the operating system, which can be canceled in the computer butler software. Cancel boot up on the computer Butler blue Screen R

In the win7 ISO image download, the well-known way to adjust the brightness of the computer screen is probably mostly limited to the computer button bar, for example, the desktop computer monitor button, as well as the laptop on the FN plus screen brightness adjustment short

In fact, the computer screen to protect this thing is not a new topic, many friends have said, especially in the movies or reading novels, often the computer automatically enabled the protection program, so it is very depressing? If you want this kind of depression not to happen again, Now let's take a look at how to turn off the