alias | 易学教程

如何在没有确认的情况下强制cp覆盖

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【推荐】2019 Java 开发者跳槽指南.pdf(吐血整理) >>> 我正在尝试使用 cp 命令并强制覆盖。我试过 cp -rf /foo/* /bar ，但仍然提示我确认每次覆盖。 #1楼默认情况下， cp 具有别名到 cp -i 。您可以检查它，键入 alias ，你可以看到一些像： alias cp='cp -i' alias l.='ls -d .* --color=auto' alias ll='ls -l --color=auto' alias ls='ls --color=auto' alias mv='mv -i' alias rm='rm -i' 要解决这个问题，只需使用 /bin/cp /from /to 命令代替 cp /from /to #2楼你也可以使用这个命令： cp -ru /zzz/zzz/* /xxx/xxx 它会用更新的文件更新你现有的文件。 #3楼在没有别名的情况下调用命令的另一种方法是使用bash中的内置 command 。 command cp -rf /zzz/zzz/* #4楼 cp 通常是这样的别名 alias cp='cp -i' # i.e. ask questions of overwriting 如果您确定要进行覆盖，请使用以下命令： /bin/cp <arguments here> src dest #5楼

how to set archiveBaseName for local .m2 repository

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问题 I'm trying to upgrade a dependency to a project that will ultimately become a dependency to my project. I've made the upgrade and I want to test it locally before I put it out on the repo to be used. I'm learning Gradle and a few Google searches showed me how to add the project to the settings.gradle file. But the dependency project uses aliases for their dependencies (see build.gradle below). settings.gradle include ':TransportImpl' Changed to: include ':TransportImpl', ':jeromq' project('

how to set archiveBaseName for local .m2 repository

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Order by alias in mysql contained in if query

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问题 I am using a query to select price from price column without dollar and then order by that alias after if statement. But order by that alias name is not working. Query which I am using is SELECT *, IF( SUBSTRING( price , '1', '1' ) = '$', round( replace( price , '$', '' ) ) , price ) AS coupon FROM ccs_product WHERE (product_name LIKE '%JoyLot.com%' OR website_name LIKE '%JoyLot.com%' OR description LIKE '%JoyLot.com%') ORDER BY coupon ASC LIMIT 0 , 10; 回答1: use this query its works use round

ORA-00972: Identifier is too long

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问题 I have a query that I am executing in visual studio's query tool and I am getting the following error. ORA-00972: identifier too long. Now I believe I am aware that oracle has a 30 byte limit, but this is the query I am trying to execute. select "cef_tsroma.tsrido" as "truck", "cef_tsroma.dosvlg" as "rideNumber", "cef_v_cw_shipment.shipmentNumber" as "shipmentNumber" from "cef_tsroma" left outer join "cef_v_cw_shipment" on "rideNumber" = "shipmentNumber" where "truck" = '104490' Unfortunately

Table aliasing not working in raw Oracle SQL queries inside Django

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问题 Considering the following Raw SQL query made in Django 1.5 to an Oracle backend that is actually working cursor.execute("SELECT EGW.TF_BSC_CELTCHH.BSC FROM EGW.TF_BSC_CELTCHH WHERE ROWNUM <= 5") But if I try to use an alias for the table name like this: cursor.execute("SELECT TCHH.BSC FROM EGW.TF_BSC_CELTCHH AS TCHH WHERE ROWNUM <= 5") I get the following error: ORA-00933: SQL command not properly ended Why table aliasing is causing such trouble in Oracle? 回答1: Don't use AS , just type ...

Git Alias - git commit with branch name

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问题 I want to have one git alias to commit a message and auto filling the branch name in the commit message. output example: git commit -m "[EX-1234] This is the commit message" I am looking for a way to only type in the terminal: git cm this is the commit message and it will execute the output example. Things I have tried cm = "git commit -m \'[$(current_branch)] ${1}\'" cm = "!f() { \ git commit -m '[$(current_branch)] $1'; \ }; f" cm = '!sh -c '\''git commit --m "${1}"'\'' -' The above

Alias to 'cd' Command with Subshell Not Working as Expected

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问题 I just learned about aliases in bash. I created one like so: alias="cd $directory" where $directory is from use input. In another shell script, I can launch a subshell like so: ( bash ) which brings me to the subshell, where, if I run cd , I go to the alias, cd $directory . This is great and it seems to be working as expected. What I'm looking for is for when the subshell is launched, the cd happens automatically, so I tried: ( bash | cd ) thinking it would launch the subshell and cd to the

Create member alias based on a template parameter condition C++17

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问题 So, I am trying to simplify the use of my generic classes and came across the following idea: The following struct is given: template <size_t size> struct Vector { std::array<float, size> data; float& x = data[0]; float& y = data[1]; // Declare y only if size is > 0 float& z = data[2]; // Declare z only if size is > 1 float& w = data[3]; // Declare w only if size is > 2 }; Obviously, if I try to run the program like this, the array will throw an out of range exception. Now is there a way to

Cmder详细设置

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Cmder 文中的 &gt 是箭头，51cto给自动转成了 &gt Cmder是一个用于替换windows自带的cmd的，包含各种软件包（比如 git）并且非常好用的终端模拟器。安装在官网 Cmder 下载cmder压缩包，解压即可。这里注意解压路径不能位于需要管理员访问权限的地方。添加环境变量：新建环境变量 cmder_root 将其值设置为 cmder.exe 所在路径，再将 %cmder_root% 添加到系统的 PATH 环境变量中。将cmder添加到文件夹右键菜单（即添加Cmder here）：以管理员权限打开 cmd ；切换到 cmder 的解压路径；执行 .\cmder.exe /REGISTER ALL ，即可添加。为cmder创建桌面快捷方式。常用操作中文配置进入seting界面：点击Cmder窗口左上角的图标或者右下角的三图标，然后选择 setting 选择 Startup -> Environment 在这里添加下面的语句： set LANG=zh_CN.UTF-8 设置中文界面：选择 General -> Interface language -> zh:简体中文粘贴复制复制：只需选中一段文字那么该段文字就会被复制到剪贴板粘贴：直接鼠标右键即可粘贴，或者使用 Ctrl + v 进行粘贴. 设置为默认终端