In the Bash shell, for example,-u ensures that any unset variables are treated as an error. 例如,在Bash外壳中,-u可确保将任何未设置的变量作为错误处理。
Substituting for null or unset variables. 替换空变量或未设置的变量。
In fact, just setting extend size to0 will unset the extendable flag for all chunks in that space. 事实上,仅仅将扩展大小设置为0会为该空间中的所有块消除可扩展标志。
Nounset: If substituting, all unset parameters will be returned as an error. nounset:如果执行替换,则所有未设置参数都作为错误返回。
If the addsuffix variable is unset, then tcsh displays only documents, which is inconvenient because you need to determine whether documents is a normal file or a folder. 如果取消addsuffix变量,tcsh就只显示documents,这对于判断documents是一般文件还是文件夹很不方便。
If this is set, even root cannot delete the file until the attribute is unset. 设置完成后,即使是root用户也不能删除文件,直到属性解除。
To set or unset the alter mode on a table, use the CDR command-line interface. 要设置或取消表的alter模式,可以使用CDR命令行界面。
If not in silent mode, these errors cause a diagnostic error message and OPTARG is unset. 如果不是在静默模式,则这些错误将导致一条诊断错误消息而OPTARG不会被设置。
The'Unassigned'check box allows you to query for uninitialized or unset fields of a work item. “Unassigned”复选框允许您查询工作物件的未初始化或未设置的字段。
As with the functions built-in variable, type set& erase variable name to "unset," or erase, a variable. 与内置命令functions一样,输入set&erasevariablename就可以删除一个变量。
You can "unset" the kernel configuration option CONFIG_MODULE_UNLOAD to remove a considerable amount of kernel functionality related to module unloads. 您可以“取消”内核配置选项CONFIGMODULEUNLOAD,删除大量与卸载模块相关的内核功能。
For example, if you don't like grids, use unset grid. 例如,如果您不想要网格,使用unsetgrid。
But with SECURE_NOROOT unset, a root process having dropped some capabilities can simply execute another program to regain its capabilities. 但是,如果没有设置SECURENOROOT,那么一个已经放弃一些能力的根进程只需执行另一个程序,就能够恢复它的能力。
After attaching the fragments, unset alter mode. 附加片段之后,取消alter模式。
Use the cdr alter& off command to unset alter mode on the replicated table. 使用cdralter&off命令关闭复制表的alter模式。
Unset alter mode on the replicated tables. 关闭复制表上的alter模式。
If the variable is empty or unset, the given default value is printed instead. Default takes one argument. 当变量为空或者未分配的时候,将由给定的默认值替代输出。
Then start by leaving an unset trap covered with a large towel during routine feeding so that the cats will get used to seeing and smelling it in the area. 然后藉由让一个不固定的圈套开始在常式期间以一条大的手巾复盖逐渐强烈的以便猫将会在区域中习惯于见到而且闻它。
This authorization is an implicit deny setting which is referred to as unset. 该授权是一种隐式拒绝设置,又称为“未设置”。
Precast concrete blocks are made by pouring unset concrete into a mold and allowing it to harden. 混凝土砌块是将拌合好的混凝土浇注在模子中,养护至凝固而制成。
The unset concrete is simply poured between formwork to the required thickness of the wall, as shown in Fig.3. 如图3所示,只需将搅拌好的混凝土浇注到模板中,达到墙体所需要的厚度即可。
The permissions are left unset, which implicitly denies both users and groups authorization to perform the actions as specified in the permission description. 权限处于“未设置”状态,它隐式拒绝授权用户和组执行权限说明中指定的操作。
Colors, lines, and unset shapes cross and overlap each other. 色彩,线条的疆界跟密集的不固定形象交错重叠。
Unset, recut, with the platinum melted. 未镶嵌的,重切的和融化的白金。
This may be due to an unset Orientation property for the axis or a type mismatch between the values being plotted and those supported by the axis. 这可能是因为轴线的一个未设置的Orientation特性或者所标绘的值与轴线支持的值之间存在类型不匹配。
Unset your variables to free memory, especially large arrays. 注销那些不用的变量尤其是大数组,以便释放内存。
Doctors describe the brains of very young babies as having the consistency of unset gelatin. 据医生描述,新生婴儿的大脑中有粘稠的未凝胶状物质。
It's also why the unset method takes an argument, rather than just setting the service to null. 这也就是为什么unset方法还带个参数,而不是把服务设置为null的原因。
While still unset, press crushed honeycomb against chocolate and leave on greaseproof paper to dry. 同时还设置,按粉碎蜂窝对巧克力和离开防油纸干。
In the unset database password dialog box, type your current password. 在“撤消数据库密码”对话框中,键入当前的密码。