我正在使用buildroot来构建linux固件。我怎样才能只重新构建linux内核(而不需要构建一个小时的整个程序)?
我试过-
make linux-rebuild
但那可不是干净的。
我也试过
make linux-reconfigure && make linux-rebuild
但这也不起作用。
我试着用awk分割列来打印一个句子,但是第一个列有空格。
我的初学者代码示例:
$ awk '/Linux/ { print "The filename","\""$1"\"","is located in",$2 }' test.txt
The filename "The" is located in test
The filename "Some" is located in file
The filename "File" is located
试图升级我的软件不起作用,因为它显示了以下信息:
sudo apt-get update && sudo apt-get upgrade -y
[...]
Reading package lists... Done
Building dependency tree
Reading state information... Done
You might want to run 'apt --fix-broken install' to correct these.
The following packages have unmet dependenc
在更新GRUB配置文件(例如,在内核更新后自动更新)时,我会得到一个输出,其中两次提到所有Linux内核( vmlinuz和initrd文件):
$ sudo update-grub
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.2.0-19-generic
Found initrd image: /boot/initrd.img-4.2.0-19-generic
Found Windows 7 (loader) on /dev/sda1
Found linux image: /boot/vm
下面是在我的机器上运行的所有linux内核。我试图使debian基地安装尽可能轻。我正在运行的内核是LinuxImage-2.6.30-vortex86mx-APM。我想知道是否可以安全地使用apt-get remove kernel-image-xxxxxx删除所有其他的
||/ Name Version Description
+++-==================================-============================-======
我正在尝试编译一个SDL2 "Hello这里有一个窗口“应用程序,但是它不起作用。这是我得到的错误:
Could not initialize SDL: No available video device
这是我的密码:
#include <stdio.h>
#include "SDL2/SDL.h"
int greatSuccess = 1;
int main(int argc, char* argv[]) {
if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_EVENTS) == 0) {
// this c
当我运行sudo apt-get upgrade或sudo apt-get autoremove时,它返回:
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
You might want to run 'apt --fix-broken install' to correct these.
The following packages have unmet dependencies:
linux-image-amd64 : Depe
下面是来自Datacamp的练习。
使用cbind()调用来包含所有三个工作表。确保删除了urban_sheet2和urban_sheet3的第一列,这样就不会有重复的列。将结果存储在城市。
代码:
# Add code to import data from all three sheets in urbanpop.xls
path <- "urbanpop.xls"
urban_sheet1 <- read.xls(path, sheet = 1, stringsAsFactors = FALSE)
urban_sheet2 <- read.xls(pat
[Ubuntu]: 18.04.4 LTS
[Apache]: Apache/2.4.29 (Ubuntu)
[MySQL]: Ver 14.14 Distrib 5.7.29, for Linux (x86_64)
[PHP]: 7.2.24-0ubuntu0.18.04.3 (cli)
MySQL不重用Exisitng连接。
SELECT *
FROM INFORMATION_SCHEMA.PROCESSLIST
WHERE DB="mySchema" and state <>"executing" order by id;
最多
我正在尝试使用pkg add安装julia Flux,并收到以下错误。 julia> Pkg.add("Flux")
ERROR: The following package names could not be resolved:
* Flux (not found in project, manifest or registry)
Please specify by known `name=uuid`.
Stacktrace:
[1] pkgerror(::String) at /buildworker/worke
当我使用命令sudo apt-get install git时,它的返回值在erorrs下面,对于下面安装的任何应用程序都是返回的:
Setting up util-linux (2.25.2-4ubuntu3) ...
update-alternatives: error: cannot stat file '/usr/bin/nodejs': Too many levels of symbolic links
dpkg: error processing package util-linux (--configure):
subprocess installed post