问TCL:如何检查环境变量是否已设置EN之前做数据仓库的运维，上线部署时需要处理很多任务的依赖关系，所谓任务，就是一个一个 shell 脚本或者存储过程等批处理任务，他们之间是有依赖关系的，由于数据仓库的任务超级多，约 3000 多个任务，这么多的任务是无法使用一张有向无环图来表示，因此依赖关系除了使用直观的有向连线来配置，还使用了隐藏式的配置，就是依赖...
We add these items to the beginning of each environment variable to ensure they are found before anything else that might already by on our paths.我们将这些项目每个环境开始变量,以确保他们在任何可能对我们已经找到其他途径。 set INCLUDE=c:\tcl\include;%INCLUDE%设置的INCLUDE = ç:\ TCL集团\包括...
exec_env.tcl set ::env(MY_VAR) "Hello World" set result [exec printenv MY_VAR] puts "Environment variable value: $result" This sets a custom environment variable and then uses printenv to verify its value. The variable is only set for the child process. ...
bash中的变量 本文目录
To workaround the issue, the user can define and set an environment variable HUME_HSMS_ASYNC to 0, which causes the connection setup to be made with synchronous calls and avoids making calls to resolve the hostname associated with the IP address. (5/5/23). When receiving event reports ...
Set the following environment variable: setenvDS_PRESERVE_PSTFILE 1 Define the PPT directive in the Global section of the project .cpm file for theppt file path of the cell associated with mechanical parts. This is because the canonical names in SCM gener...
SCP Download Text File to String Variable top DownloadStringAsync (1) # returns a CkTask # remotePath is a string # charset is a string set ret_task [CkScp_DownloadStringAsync $remotePath $charset]Introduced in version 9.5.0.51Creates an asynchronous task to call the DownloadString method wit...
已经定义了很多有用的 Variable 子类: StringVar、 IntVar、DoubleVar 和BooleanVar。调用 get() 方法可以读取这些变量的当前值;调用 set() 方法则可改变变量值。只要遵循这种用法,组件就会保持跟踪变量的值,而不需要更多的干预。 例如: import tkinter as tk class App(tk.Frame): def __init__(self, master...
You can set the environment variable at your command line or in your.profile, .dtprofile, .login, .cshrc,or.bashrcconfiguration file. UsingBourne shell, Korn shell,orbash, this command would resemble: TCL_LIBRARY=/usr/local/lib/tcl8.6 ; export TCL_LIBRARY ...
a directory in the environment variable (if set), OPENOCD_SCRIPTS %APPDATA%/OpenOCD (only on Windows), $HOME/Library/Preferences/org.openocd (only on Darwin), X D G C O N F I G H O M E / o p e n o c d ( XDG_CONFIG_HOME/openocd (XDGCONFIGHOME/openocd(XDG_CONFIG_HOME ...