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In the forum above Post asked what things, once not top, the post on the second sank, but really do not want to go to the top every moment, how to do? The following shows how to use the shell's crontab to implement automatic top-pasting.Gossip not much to say, take the watercress as an example-1:Open the Douban page with chrome:2:Use right-click-review element or press F12 directly to open the Review element interface:3:Write whatever you want, then click "Add to"You can see that the network int

Add-apt-repository don't write Add-apt-repository.Service Don't write SeviceAll in all, be careful not to misspell the words when you make the order.For the LS command, we can switch to the root command first sudo-iIn the command line, we can ctrl+a,ctrl+e jump to the beginning and end of the line, Ctrl+u directly delete a row, CTRL + C directly replace a lineIn addition, the meaning of The method to copy on the command line is Vim from the command line cannot copy the text to the browser, the g

judgment may be related to this. The information on the Internet indicates that it is possible that the xserver-xorg was deleted by mistake.Workaround:Reinstall the Xserver-xorg software.Because at this time can not be logged into the system through Xwindow, and can not be switched to the console via CTRL+ALT+F1, etc., can only be powered off after the USB stick boot.(1) in the U disk system, the problem of the Ubuntu system first set to boot to the

Linux Programming Basics Summary StickerHttp://newzol.cn/forum.php?mod=viewthreadtid=67fromuid=3(Source: Newzol)1. PipelineHttp://newzol.cn/forum.php?mod=viewthreadtid=15extra=page%3D22. Simple pipe-based serverHttp://newzol.cn/forum.php?mod=viewthreadtid=14extra=page%3D23. Select, poll, EpollHttp://newzol.cn/forum.php?mod=viewthreadtid=16extra=page%3D24, blocking and non-blocking input and outputHttp://newzol.cn/forum.php?mod=viewthreadtid=17extra=pa

also write a script of our own to put here. The contents of the script file are also very simple, similar to this (for example, a name called "Hahad"):. /etc/init.d/Functionsstart () {Echo "starting my process"CD/opt./haha.SH}stop () {Killallhaha.SH Echo "stoped"after you have written the script file, you are done with the following steps:chmod+x Hahad #增加执行权限chkconfig--add Hahad #把hahad添加到系统服务列表chkconfig hahad on #设定hahad的开关/off) chkconfig--List Hahad #就可以看到已经注册了hahad的服务 finished all th

"Hahad"):./etc/init.d/functionsstart () {echo "Starting my Process"cd/opt./haha.sh}Stop () {Killall haha.shecho "stoped"}after you've written the script file, it's not over yet, so go ahead and complete the following steps:chmod +x Hahad #增加执行权限Chkconfig--add Hahad #把hahad添加到系统服务列表Chkconfig Hahad on #设定hahad的开关 (on/off)chkconfig--list Hahad #就可以看到已经注册了hahad的服务It was time to finish all the work. This article is from the "Dream to Reality" blog, please be sure to keep this source http://lookingdr

nbsp NBSP, ( Description: Let the MySQL service in command-line mode, boot with system) You can also use the Chkconfig--add service name to remove system services******************************************************************************************If you want to see which services are added as system services, you can use the command: ntsysv or chkconfig--list .If you want to see which programs are added as self-booting, you can use the command:cat/etc/rc.local (see which p

Solved the intermittent mouse failure problem when Linux laptop-mode battery is powered. /* This article address http://www.cnblogs.com/go2bed/p/4298689.html */ This issue has been discussed by many people on the Internet. For example, the article "solving mouse power failure or intermittent failure after ubuntu uses its own laptop battery. Http://blog.csdn.net/odaynot/article/details/8162490 ). ---- PS

/* This address http://www.cnblogs.com/go2bed/p/4298689.html */There have been many discussions on this issue online. The article, for example, "resolves the mouse power-off or intermittent failure of an Ubuntu laptop with its own battery." (http://blog.csdn.net/odaynot/article/details/8162490).———— ps__________________________ ———— __ —————————————————— ________Recently found me, a rookie, the blog actually someone "reprint." For example, my previous post:Uefi installs Kali

Tags: simple operation of Linux file systemTo have the system mount the partition automatically, you need to modify the/etc/fstab fileThere are 6 fields in/etc/fstab1, the device name used to specify the device name can also be a volume label2, Mount point, the partition will be associated with the specified mount point if the partition is a swap partition directly write swap this keyword is good3. File system type4. Defaults mount option tune2fs-o/mo

. Hardware-related Operations *//* 4.1 Enable clock (clkcon[15]) */CLK = Clk_get (NULL, "ADC");Clk_enable (CLK);/* 4.2 Set S3C2440 's adc/ts register */S3c_ts_regs = Ioremap (0x58000000, sizeof (struct s3c_ts_regs));/* BIT[14]: 1-a/d converter Prescaler Enable* Bit[13:6]: A/D converter prescaler value,* adcclk=pclk/(49+1) =50mhz/(49+1) =1mhz* Bit[0]: A/D conversion starts by enable. First set to 0*/S3c_ts_regs->adccon = (1REQUEST_IRQ (IRQ_TC, PEN_DOWN_UP_IRQ, Irqf_sample_random, "Ts_pen", NULL);

Wolf sword Http://toplaycn.pbwiki.com/I always wanted to find an FTP client that can match flashfxp in Linux. I tried several FTP clients in Gui, including free and non-free, however, the comrades who have actually used it should be clear that they are LJ, and I am afraid they have hurt the author's mind, but I can't find any other descriptions. After turning around and returning to lftp, there is no GUI. For Beginners, al

Here.mymodule -OBJS: = hello.oobj-M: = hello.oelsePWD :=? = $ (shell Uname-R) Kdir:=/lib/modules/$ (kver)/build #KDIR目录其实是链接到上面那个Makefile中的那个 /usr/src/ linux-source-2.6. the /* All in: $ (make)-C $ (Kdir) m=$ (PWD) Clean: rm-rf. *.cmd *.o *.mod.c *.ko. Tmp_versionsendifKernelrelease is a variable defined in the top-level makefile of the kernel source, and kernelrelease is not defined when the f

Tags: head mes tag not registered 1.0 Misc ORM ACHybrid devices for the character device:To define a hybrid device:struct misdevice{int minor; Why is there only a secondary device number because the hybrid device is a /////////////////////////linux system with the default main device number of 10 special character device. const char *name;const struct File_operation *fops;struct List_head list;struct device *parent;struct device *this _device;} to R

Hybrid devices for the character device:To define a hybrid device:struct misdevice{int minor; Why is there only a secondary device number because the hybrid device is a /////////////////////////linux system with the default main device number of 10 special character device. const char *name;const struct File_operation *fops;struct List_head list;struct device *parent;struct device *this _device;}to Linux

to scan the register for the interrupt number of the interrupt, and call the corresponding callback function if the interrupt occurs.1.for_each_set_bit (i, EDSR, + ) //cycle to find a bit in the EDSR that is 1 is interrupted 2.Generic_handle_irq (Gpio_to_irq (GPIO));//interrupt callback function that calls the interrupt vector (will be filled in when the driver requests an IRQ resource) GPIO_TO_IRQ (GPIO) is the interrupt vector number where the interrupt occurredThree • Interrupt Controller

Machine Room operation error caused the rack or host power down is the occasional thing, then how in this case, let the Ceph service with the OS startup and fast start? Here is a simple method:Execute the following command on the OSD host:sudo ln-s/usr/lib/systemd/system/[email protected]/etc/systemd/system/multi-user.target.wants/[email protected]sudo systemctl enable [email protected]sudo systemctl is-enabled [email protected]Execute the following command on the Mon host:sudo ln-s/usr/lib/syst