我怎样才能用_N_th命令来替代sed(例如,第三次)在一个文件中的再加工(或模式)的发生?我指的是在该文件中发生的_N_th,而不是在一条线路或第一条发生的in the _N_th匹配线中发生的_N_th,而不是在一条线路或第一条发生的in the _N_th匹配线中发生的_N_th。
示例:
只将文件中is的第三次出现改为us。
我的输入文件包含:
hai this is linux.
hai this is unix.
hai this is mac.
hai this is unchanged.
预期产出如下:
hai this is linux.
hai thus is unix.
在安装过程中,pyqt5不识别最新的sip版本
sip安装:
sip-4.17$ sudo python3 configure.py
This is SIP 4.17 for Python 3.4.3 on linux.
The SIP code generator will be installed in /usr/bin.
The sip module will be installed in /usr/lib/python3/dist-packages.
The sip.h header file will be installed in /usr/include/python3.4m.
我目前正在运行Red 4.1.2-41的虚拟机上工作。当我试图安装软件包时,会出现以下错误:
up2date_client.up2dateErrors.AbuseError:
Error Message:
Abuse of Service detected for server supplierweb (1019016735)
Error Class Code: 49
Error Class Info:
You are getting this error because RHN has detected an abuse of
service from this syste
SELECT TOP 15
us.MxitId AS TransactionCreatedBy, COUNT(t.CreatedBy) Total
FROM [User] us
INNER JOIN [Transaction] t ON t.CreatedBy = us.UserId
Where ChildGender = 'Male'
GROUP BY us.MxitId, t.ChildGender
ORDER BY 2 desc
SELECT TOP 15
us.MxitId AS TransactionCreatedB
我想在linux 321716~~Amstredam Hero - Jimmy to Worker'''s Comp Waiver.pdf´ in linux. How can I open this file , i try ´ls - la 321716~~Amstredam -吉米到工人的Comp Waiver.pdf中打开文件
它不工作,请帮帮忙
我有一个佳能mp280全合一。我已经尝试了很多东西让扫描仪工作,但一切都失败了。当我运行sane - find - scanner ubuntu时回答:
found USB scanner (vendor=0x04a9 [Canon], product=0x1746 [MP280 series]) at libusb:001:004
found USB scanner (vendor=0x0846, product=0x9018) at libusb:001:003
我有以下套餐:
Canon Printer Driver Common Modules- cndrvcups-common 2
I have 450+GB MySQL Database running on linux.
MySQL版本- 5.6.31
Daily at a certain time I can see a peculiar issue, while I use 'df -h' I can see used space is 650 GB but 'du -h' is showing 450 GB.
Can anyone please help on this?
嗨,我有以下代码,有几个链接到图像,但它没有显示链接也没有重定向到page.yes,我把我们放在正确的目录,如我的菜单
my menu
<li><a href="about_us.html">About Us</a>
<ul>
<li><a href="team.html">Team</a></li>
我的目的是将用户配置文件部署到:
$HOME/.appname for Unix/Linux.\Documents和Settings(用户)\Application Data\AppName for Windows.
对于适当的{$IFDEF},我可以使用哪些API或一组函数,以便将配置文件部署到适当的位置?