我正在尝试升级openssl,但遇到了以下问题--请您提供一些关于这里有什么问题的建议吗?
# sudo apt-get install openssl libssl1.0.0
Reading package lists... Done
Building dependency tree
Reading state information... Done
You might want to run 'apt-get -f install' to correct these:
The following packages have unmet dependencies.
linu
在工作中,我们在SSL检查设备后面,该设备与公司根CA一起放弃所有通信量。有没有办法将此证书添加到Meteor。
当我们不起诉流星时,我们可以告诉NPM我们的CA证书住在哪里:
npm config set cafile /path/to/cert.pem
是否有方法将证书添加到Meteor的受信任列表中?
以下是完整的错误:
$ meteor add twbs:bootstrap
Unable to update package catalog (are you offline?)
If you are using Meteor behind a proxy, set HTTP_PROXY
我试图在Ubuntu14.04上安装3.16内核。我按照http://askubuntu.com/questions/506956/how-can-i-install-3-16-kernel-on-ubuntu-14-04的指令安装内核。我发现了这些错误:
Setting up linux-image-3.16.0-031600-lowlatency (3.16.0-031600.201408031935) ...
Running depmod.
update-initramfs: deferring update (hook will be called later)
The link /i
我使用pacman -Syu升级了Arch,然后使用了reboot。机器未能启动,因此我切换到tty进行故障排除。以下是我的发现。
systemctl --failed显示systemd-modules-load.service失败了。
sudo journalctl -u systemd-modules-load.service显示:
Failed to look up module alias `crypto_user`: Function not implemented
Failed to look up modules alias `sg`: Function not implemen
我在Debian发行版(32位)上运行android studio,每当我启动android studio时,我都会遇到gradle的问题,它一直在加载,在gradle窗口中,我得到了一个长长的错误列表,上面写着:
***Executing tasks: [:app:generateDebugSources, :app:mockableAndroidJar, :app:prepareDebugUnitTestDependencies, :app:generateDebugAndroidTestSources]
Configuration on demand is an incubating
这是密码。不知何故输出是不一致的。ip.txt中的前2行有一个新的行,而第三个行正在按预期工作。
code.py
import subprocess
with open('ip.txt') as f:
for IPAddr in f:
ping = subprocess.Popen(['ping','-c','1',IPAddr],stdout=f).wait()
if ping == 0:
print(f'{IPAddr} is up')
上一次更新之前显示了以下警告:
Generating grub configuration file ...
Warning: Setting GRUB_TIMEOUT to a non-zero value when GRUB_HIDDEN_TIMEOUT is set is no longer supported.
上一次更新显示了从这一点开始的错误:
Processing triggers for ureadahead (0.100.0-16) ...
ureadahead will be reprofiled on next reboot
Setting up libwnck-3-co
我试图安装虚拟box-5.2 (从网站获得的.deb文件)在我的Debian9伸展。目前我有内核:Linux4.9.0
当我运行:sudo dpkg -I virtualbox-5.2_5.2.12-122591~Debian~stretch_amd64.deb时,会收到以下错误消息:
This system is currently not set up to build kernel modules.
Please install the Linux kernel "header" files matching the current kernel
for adding n
pacman拒绝升级我的Arch Linux系统,因为开放vm工具模块和linux内核包之间存在冲突:
$ sudo pacman -Syu
:: Synchronizing package databases...
core is up to date
extra is up to date
community 1988.4 KiB 970K/s 00:02 [#############################################################################] 100%
multilib is up to date
:: Sta
我在下面做了一些测试。看来ifdown ens32并没有降低界面。ip link还在向UP展示。只有ip link set ens32 down才能降低接口。那么这里有什么问题?为什么ifdown不能降低界面?
root:[~]# cat /etc/*release*
Oracle Linux Server release 7.6
NAME="Oracle Linux Server"
VERSION="7.6"
ID="ol"
VARIANT="Server"
VARIANT_ID="server"
VERSION
我使用以下命令将Linux盒配置为开关模式:
ip link add name switch type bridge
ifconfig switch 192.168.1.2
ip link set switch up
ip link set swp0 master switch && ip link set swp0 up
ip link set swp1 master switch && ip link set swp1 up
ip link set swp2 master switch && ip link set swp2 up
ip li
请您解释一下我在linux内核源代码中找到的这段代码。我在linux和minix内核中看到了很多这样的代码,但似乎找不到它能做什么(即使C编译器支持这种函数定义)。
/* IRQs are disabled and uidhash_lock is held upon function entry.
* IRQ state (as stored in flags) is restored and uidhash_lock released
* upon function exit.
*/
static void free_user(struct user_struct *up, unsig
在干净更新的Debian 4.19.67上安装了Docker19.03之后,我遇到了aufs包的一些问题,这是一个依赖项。
我甚至重新安装了Debian服务器,并从头开始尝试。有趣的是,码头安装工作正常。这是日志的关键部分/结束部分,即使我是根用户,也可以使用以下响应获得以下响应:Error! You must be root to use this command.:
Setting up docker-ce (5:19.03.5~3-0~debian-buster) ...
Created symlink /etc/systemd/system/multi-user.target.want
我对Ubuntu很陌生。在过去的2-3天里我一直在使用天才动作。当我今天尝试启动它时,它表明virtualbox有问题。我把它安装在回收站上。我已经卸载它,然后从repos重新安装它,然后再卸载它,然后使用.deb从VirtualBox站点重新安装它。试着安装dkms,什么都没发生。试图启动虚拟盒我收到了这条消息,
WARNING: The vboxdrv kernel module is not loaded. Either there is no module available for the current kernel (4.4.0-65-generic) or it f
我试着用Phusion乘客运行简单的RoR应用。当我进入本地主机时,我看到了来自主题的错误。实际上,我没有任何待处理的迁移:
Status Migration ID Migration Name
--------------------------------------------------
up 20150222215652 Create products
up 20150405145349 Create carts
up 20150405151313 Create line items
up 201504
我有一个Ubuntu18.10双引导与Windows 10。我认为,由于错误,我的Ubuntu崩溃/挂起了很多最近在重新启动/启动。
$ sudo apt-get --with-new-pkgs upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
The following NEW packages will be installed:
linux-headers-4.18.0-1
你好,我在Ubuntu22.04上安装Virtualbox时遇到了问题。Ubuntu内核:5.17.2-051702-泛型
重置配置的输出:
$ sudo /sbin/vboxconfig
vboxdrv.sh: Stopping VirtualBox services.
vboxdrv.sh: Starting VirtualBox services.
vboxdrv.sh: Building VirtualBox kernel modules.
This system is currently not set up to build kernel modules.
Please insta
当我使用yocto构建我的第一个linux系统时,在“bitbake imx-image- my”被执行之后,我遇到了一个奇怪的错误:
ERROR: gnu-config-native-20190501+gitAUTOINC+b98424c249-r0 do_unpack: Unpack failure for URL: 'git://git.savannah.gnu.org/config.git'. No up to date source found: clone directory not available or not up to date: /home/admin/
在/var/log/message文件中我们发现了一些有趣的东西
Mar 9 07:08:32 linux54 kernel: ixgbe 0000:0b:00.1 en3j87: changing MTU from 1500 to 9000
我们可以看到接口卡- en3j87从1500 MTU到9000。
这正常吗?
Mar 9 07:07:33 linux54 dbus-daemon: dbus[1153]: [system] Successfully activated service 'org.freedesktop.problems'
Mar 9 07:08:3
我尝试iptables -I INPUT -p tcp -m tcp --dport 4444 -j ACCEPT打开一个端口,但仍然关闭:
$ nmap hostname -p 4444
Starting Nmap 7.70 ( https://nmap.org ) at 2018-05-23 04:47 +0430
Nmap scan report for linux (127.0.1.1)
Host is up (0.000040s latency).
rDNS record for 127.0.1.1: Linux.domain.linux
PORT STATE SERVI
这是apt-get upgrade输出:
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
The following packages have been kept back:
linux-generic linux-headers-generic linux-image-generic
0 upgraded, 0 newly installed, 0 to remove and 3 not
我想在我的Ubuntu中安装以太网,但是错误消息仍然是这样发生的:
tcpdump: eth0: No such device exists
(SIOCGIFHWADDR: No such device)
root@ubuntu:~# tcpdump -D
1.ens33 [Up, Running]
2.any (Pseudo-device that captures on all interfaces) [Up, Running]
3.lo [Up, Running, Loopback]
4.bluetooth0 (Bluetooth adapter number 0)
5.nflog
我在学巴什。在做一个练习时,我犯了一个错误
ifs脚本要求选择,然后显示3条消息中的一条。该错误发生在选择之后。
#!/bin/bash
#nested ifs. script give user option to choose an OS.
osch=0
echo "1.Mac"
echo "2.Linux"
echo -n "Select your OS choice [1 or 2]? "
read osch
if [ $osch -eq 1 ] ; then
echo "You pick up Mac"
else ###
我的文本文件如下所示:
If you are a software developer in your 20s or 30s, you've grown up in a world dominated by Linux. It has been a significant player in the data center for decades, and while it's hard to find definitive operating system market share reports, Linux's share of data center opera
我以前使用过一个服务器配置,但最近我做了一个更新,它似乎已经坏了。我相信最初有两个问题,第一个问题我已经解决了。当我浏览systemctl status networking时,我注意到一个我以前从未见过的命令失败了。我查了一下,这是我以前从未见过的包裹,ifupdown2。我安装了它,这个错误就解决了。我认为这是一个未加标记的依赖项,因为我以前从来不需要这个包。
现在,当我的服务器启动时,networking服务成功运行,但没有设置任何网络配置:
# ip link
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue sta
我该怎么解决这个警告呢?
addgroup: The group `input' already exists as a system group. Exiting.
update-initramfs: deferring update (trigger activated)
Setting up grub-common (2.02~beta2-36ubuntu3.21) ...
update-rc.d: warning: start and stop actions are no longer supported; falling back to defaults
Setting u