To unset a variable, use unset.
使用unset取消变量。
What is the benefit in using 'unset'?
在使用“撤消”的好处是什么?
Substituting for null or unset variables.
替换空变量或未设置的变量。
Unset alter mode on the replicated tables.
关闭复制表上的alter模式。
After attaching the fragments, unset alter mode.
附加片段之后,取消alter模式。
For example, if you don't like grids, use unset grid.
例如,如果您不想要网格,使用unsetgrid 。
The unset values have no corresponding element in the file.
未设置的值在文件中没有任何对应的元素。
So, you might see a value of or 0.0 when the field is unset.
因此,该字段未设置时,您可能会看到值或 0.0。
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。
Note that unset properties are not copied, nor are read-only properties.
请注意,未设定的属性不会复制,唯读属性也不会复制。
Gnuplot has a consistent way to undo sets: in gnuplot 4.0, the command is unset.
gnuplot有一种撤销设置的统一方法:在gnuplot 4.0中,命令是unset。
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。
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。
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。
This is because T2zos requires the rowset support to have a default of false or unset.
这是因为T2zos需要行集支持来获得默认的false或unset。
Using the CDR command line interface, unset the replication table from alter mode.
使用CDR命令行界面,关闭复制表的alter模式。
The reason that DS calls the set before the unset is to maintain continuity of the service.
DS在unset之前调用set的原因是维持服务持续性。
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。
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。
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。
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。
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。
If the foamed material comprises a thermoplastic, the foamed material is unset or partially set.
如果所述发泡的材料包含热塑性材料,则所述发泡的材料不经凝固或经部分凝固。
In fact, just setting extend size to 0 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。
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。
New option to set stereotypes from the context menu makes it easier to set or unset stereotypes (Figure 10).
从菜单中设置模板的新选项,使得设置模板变得更加容易(图10)。
If an unset variable can't produce a valid result, check for the variable and throw an InvalidArgumentException.
如果未设置的变量无法生成有效的结果,请检查变量并抛出InvalidArgumentException。
Because the desc attribute doesn't match the attribute named description, the value is not copied and the value is left unset.
因为desc属性不匹配名为description的属性,所以未复制并且未设置该值。
Finally, we probably want to enable the deletion of a contact, or contact's address in the edit page, again implemented using unset.
最后,我们可能还希望能够删除编辑页中的联系人或联系人的地址,这一点还可以通过取消设置来实现。
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SECURE_NOROOT,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。
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