1. 现在遇到的问题,手机进入休眠状态后唤醒,APP软件和CC2541的通信不正常了,但是CC2541依然检测到时连接状态.如何解决这个问题?手机唤醒之后会重新创建活动? 2.Wakelock 锁机制:应用程序可以通过申请 wakelock 锁的机制来对系统是否待机作出投票,当有任何一个应用申请了 wakelock 锁,待机时没有释放掉,系统是不会进入待机的,直到所有应用的 wakelock 锁都释放掉了,才会进入待机.本次是否可以使用这个锁?让系统不待机,如果不待机,功耗多吗?假如有QQ开着的

在Linux系统中使用yum安装软件时,提示yum处于锁定状态 Another app is currently holding the yum lock; waiting for it to exit... 通过查询得知,可能是系统内部在自动升级,可通过强制关闭yum进程 #rm -f /var/run/yum.pid 之后yum就可以正常使用了

为了延长电池的使用寿命,Android设备会在一段时间后使屏幕变暗,然后关闭屏幕显示,最后停止CPU.WakeLock是一个电源管理系统服务功能,应用程序可以使用它来控制设备的电源状态. WakeLock可以用来保持CPU运行,避免屏幕变暗和关闭,以及避免键盘背光灯熄灭. 注意: 创建和使用Wake Lock会对应用程序造成的电池电量消耗产生显著的影响.因此,最好只在 确实有必要时使用Wake Lock,并且使用它们的时间越少越好,只要有可 能就释放它们. 屏幕Wake Lock通常用于在用户观

Another app is currently holding the yum lock; waiting for it to exit... 另一个应用程序是:PackageKit 内存: 27 M RSS (1.4 GB VSZ) 已启动: Sat Oct 8 10:49:10 2016 - 01:35之前 状态 :睡眠中,进程ID:2637 Another app is currently holding the yum lock; waiting for it to exit... 另

摘要 在使用yum安装的时候,出现该error. 错误 Another app is currently holding the yum lock; waiting for it to exit... 另一个应用程序是:PackageKit 内存:130 M RSS (463 MB VSZ) 已启动: Tue Nov 15 19:57:25 2016 - 06:38之前 状态 :睡眠中,进程ID:3548 解决办法 使用kill将该进程结束即可. kill -s 最后整数是进去的ID.

yum命令用ctrl+z命令中断后,再运行yum时,出现: Existing lock /var/run/. Another app is currently holding the yum lock; waiting for it to exit... Another app is currently holding the yum lock; waiting for it to exit... Another app is currently holding the yum lock; wa

刚安装完虚拟机,用xshell连接上linux后,安装程序时一直出现这个信息Another app is currently holding the yum lock; waiting for it to exit... 解决方法:rm -rf /var/run/yum.pid 来强行解除锁定,然后你的yum就可以运行了 可以看博文 http://www.cnblogs.com/IceKernel/articles/2587274.html

yum 安装报错 "Another app is currently holding the yum lock; waiting for it to exit... The other application is: PackageKit Memory : 153 M RSS (266 MB VSZ) Started: Thu Jul 12 00:03:05 2012 - 06:17 ago State : Sleeping, pid: 4018Another app is currently

有时用yum升级一些文件时,会出现以下情况:   another app is currently holding the yum lock;waiting for it to exit...   可以通过强制关掉yum进程:   www.2cto.com   #rm -f /var/run/yum.pid   然后就可以使用yum了.  

centos在yum install报错:Another app is currently holding the yum lock,这个问题可能是很多的新手经常遇到问题,之前也有人问我,包括本人在刚刚学习centos的时候也遇到过. Another app is currently holding the yum lock,这个意思很明显就是说,有另外一个应用在使用yum,被占用锁定了,所以咋办呢,直接结束掉呗. 可以通过强制关掉yum进程: # rm -f /var/run/yum.pid

Another app is currently holding the yum lock; waiting for it to exit... 怎么解决 这个问题说明你的程序yum程序正在运行,必须使用rm -f/var/run/yum.pid这个命令干掉他,就行了. 出错界面如下: 下面我们使用 rm -f/var/run/yum.pid 命令强制性的关闭yum进程,效果图如下: 然后我们就可以使用yum程序安装软件了,安装个vsftpd试一试,命令: yum install vsftpd

Another app is currently holding the yum lock; waiting for it to exit... The other application is: PackageKit Memory : 46 M RSS (925 MB VSZ) Started: Thu Jul 6 08:40:45 2017 - 01:57 ago State : Running, pid: 10884 解决方法:手工杀死yum进程 sudo kill -9 10884

使用yum grouplis列举系统中以组安装的包,结果提示: # yum grouplist Loaded plugins: fastestmirror, refresh-packagekit, security Existing . Another app is currently holding the yum lock; waiting for it to exit... 应该是网上说可能系统正在自动升级,反正yum在锁定状态中,已经有一个yum进程在运行了,可以使用kill杀掉它: #

文章转自 yum 下载东西突然卡主了,我直接ctrl+c退出,然后再次下载时候出现 Another app is currently holding the yum lock; waiting for it to exit... 解决: 方法一. 1)查询进程 # ps aux|grep yum root pts/ S+ : : grep yum root ? Z Sep19 : [yumBackend.py] <defunct> 2)删除进程 # kill -s 进程id 方法二. 可以通过

Delphi 10.3 RIO发布近两个月,针对Google Play的要求,完美实现了对Android 8的支持,即对Android API Level 26的支持.这支持当中,最主要的得算是动态申请应用权限,现在我们来看看,如何在自己的app中动态申请权限? 下面的代码,是10.3封装的Android权限列表,这些权限,我们都可以动态申请. {class} property ACCESS_CHECKIN_PROPERTIES: JString read _GetACCESS_CHECKIN_

yum被锁定无法使用 Another app is currently holding the yum lock; waiting for it to exit.. 解决方法: rm -rf /var/run/yum.pid 来强行解除锁定,然后你的yum就可以运行了

Another app is currently holding the yum lock; waiting for it to exit... The other application is: PackageKit Memory : 153 M RSS (266 MB VSZ) Started: Thu Jul 12 00:03:05 2012 - 06:17 ago State : Sleeping, pid: 4018 Another app is currently holding t

Loaded plugins: fastestmirror, refresh-packagekit, security Existing . Another app is currently holding the yum lock; waiting for it to exit... The other application is: PackageKit Memory : M RSS ( MB VSZ) Started: Wed Apr :: - : ago State : Sleeping

centos执行yum时出现错误: Loaded plugins: fastestmirror, refresh-packagekit, security Existing lock /var/run/yum.pid: another copy is running as pid 3174. Another app is currently holding the yum lock; waiting for it to exit... The other application is: Pack

在下载安装nginx时出现 Another app is currently holding the yum lock; waiting for it to exit...问题 yum被锁定了 可以使用 rm -rf /var/run/yum.pid 强制杀死进程来解决

用yum安装包有时候会提示 ``` Another app is currently holding the yum lock; waiting for it to exit...   The other application is: PackageKit     Memory : 128 M RSS (439 MB VSZ)     Started: Fri Aug 28 08:08:31 2015 - 48:25 ago     State  : Sleeping, pid: 3462 `