Esp + 4 stores the first command line argument, which is always the name of the program that was invoked from the command line.
esp +4存储第一个命令行参数，这总是从命令行调用的程序的名称。
It can be run in one of two ways, either with a single command line argument, which should be an errno value, or without any arguments.
它能以两种方式之一运行，带单个命令行参数，该参数应该是errno值，或不带任何参数。
This input can come either from a file specified as the last command line argument, or from standard input if no file name argument is given.
该输入可以来自作为最后一个命令行参数指定的文件，在没有给出文件名参数时也可以来自标准输入。
The access class takes a single command line argument that must be the name of one of the int-valued bean class properties (value1 or value2).
访问类有一个命令行参数，该参数必须是一个值为int的bean类属性的名字(value1或者value2)。
Such a conversion can be useful when obtaining numerical input from a command line argument, for example.
例如，当从命令行参数获取数值输入时，此类转换会很有用。
However, our test USES Cactus to communicate with the server and so we must provide a command line argument to specify where the server is running.
不过，我们的测试使用Cactus与服务器通信，所以必须提供命令行参数来指定服务器运行的位置。
The filename of the script being executed. This is the absolute path, and not necessarilythe same filename passed in as a command line argument.
当前正在执行的脚本的文件名。这是一个绝对路径，可能会和命令行参数中传入的文件名不同。
It's generally best to set the field separator inside the script itself, simply because it means you have one less command line argument to remember to type.
一般而言，最好在脚本内部设置字段分隔符，因为这样可以少输入一个命令行参数。
This month I'm going even further by looking at an application that seems to be a good match for reflection's strengths and weaknesses: a library for command line argument processing.
在本月这一期的文章中，我将通过查看一个应用程序来更深入地讨论这一问题，这个应用程序是用于命令行参数处理的一个库，它能够很好地体现反射的强项和弱点。
Next let's build a slightly more complicated frame, using the -frame command-line argument.
接下来让我们用 -frame命令行参数构建一个更为复杂的边框。
By default, it runs until native memory is exhausted; to make it finish, pass a run time in seconds as a command-line argument.
默认情况下，它会一直运行直到本机内存耗尽；要让它停止，将运行时间(以秒为单位)作为命令行参数传递给它。
This usually resembles Listing 4 in code, which shows a simple XML parse, using a command-line argument as the filename of the XML document to parse.
这些代码通常与清单4类似，其中展示了一个简单的XML解析，使用命令行参数作为要解析的 XML文档的文件名。
In this case, you supply the name of the script file as a command-line argument to the ij tool.
在这种情况下，提供脚本文件名作为ij工具的命令行参数。
As of this writing, I can add just the nodes of a single XML document to an index database at a time, by specifying the document's name as a command-line argument.
在写作本文的时候，我只能通过将文档名作为命令行参数指定，每次将单个XML文档的那些节点添加到索引数据库中。
The output from this is huge, even on a lightly loaded system, so you typically either supply the name of a directory as a command-line argument or use a pipe to filter its output.
即使在负载很轻的系统上，这个命令的输出也非常长，因此通常通过命令行参数指定一个目录名，或者使用管道筛选它的输出。
The program in Listing 3 shows how to do that in Python: the code takes a tar filename as a command-line argument and then prompts the user with several options.
清单3中的程序说明了如何在Python中完成这项工作：这段代码接受一个tar文件的名称作为命令行参数，然后向用户提供几种选择。
To put the RSS feed aggregator to work, you have to use the following command syntax (note that the last token at the end of the command syntax below is an optional command-line argument)
要想让RSS提要聚合器开始工作，必须使用下面的命令语法（注意此命令语法末的最后一个标记是一个可选的命令行参数）
As discussed previously, if you don't give a command-line argument, the application will use the default feed sources input XML file (rss_feed_sources.xml).
我们在前面讲过，如果没有提供命令行参数，那么此应用程序将会使用默认的提要源输入xml文件(rss_feed_sources . xml)。
There is a maximum of 32768 characters for any environment string used as a command-line argument.
任何用作命令行参数的环境字符串最多只能有32768个字符。
For example, if the command-line argument were +helpverbose, str would be +helpverbose, and len would be 12.
例如，如果命令行参数为 +helpverbose，则 str 为 +helpverbose，len 为12。
We simply added the --clear-datastore parameter as a command-line argument that gets passed into our start-up script.
我们只是添加了 --clear-datastore参数作为传递到启动脚本中的命令行实参。
In this definition, argc is the number of arguments passed in (argument count) and argv is an array of strings representing options passed in from the command line (argument vector).
在这个定义中，argc是传递进来的参数的个数(参数数量)，而argv是一个字符串数组，代表从命令行传递进来的参数(参数向量)。
I'd like the ebuild script to accept a second command-line argument, which will be "compile", "unpack", or "all".
我希望ebuild脚本再接受一个命令行自变量：“compile ”、“unpack ”或“all ”。
Very simple -- $1 is the first command-line argument to the script, $2 is the second, etc.
很简单 -- $1是传给脚本的第一个命令行自变量，$2 是第二个，以此类推。
Very simple -- $1 is the first command-line argument to the script, $2 is the second, etc.
很简单 -- $1是传给脚本的第一个命令行自变量，$2 是第二个，以此类推。
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