If the value is not null, it is converted into an int value.
如果值尚未为null，那么它会被转化为一个int值。
Verify the VideoCaptureDevice is not null and the device is started.
而且装置的状态是否已启动。
If it is not null, the regular expression Pattern.matches " [0-9] + \ \. + [0-9] +".
如果不是null，那么规范的表达式Pattern.matches “ [0 - 9] + \ \ .”。
The first one asserts that the calculator instance object is not null, i.e. it exists.
第一个宣称这个计数器实例对象不是空，就像它实际存在一样。
Notice in Listing 9 that the instance does have a valid (meaning it is not null) toAddress value.
注意在清单9 中，该实例确实有一个有效（意为非 nul ）的toAddress值。
If the input binding parameter is not NULL, then it means that the endpoint resides on a remote host.
如果输入绑定参数不是NULL，就意味着端点在远程主机上。
The third TAB in the Twitter panel, following, first checks whether the following object is not null.
Twitter面板内的第三个选项卡是following，它先是检查following对象是否为null。
Initially, this routine checks if the passed inquiry context is not NULL and is for a group member inquiry.
这个例程首先检查传递的查询上下文是否非null，以及是否是用于组成员查询的上下文。
SQL USES a small integer which contains a zero if the column is not null or -1 if the column contains nulls.
如果列不包含空值，则SQL使用一个包含一个0的小整数；反之则包含- 1。
If the form input field is not null, set the payload you receive as the widget value, as shown in Listing 14.
如果表单输入字段不为空，将小部件的值设为接收到的负载，如清单14所示。
In lines 22 through 34 you select an operating system that is not NULL from the list obtained in previous step.
从第22行到第34行从上一步中获得的数组中选择一个不为空的操作系统。
If you assume that an argument is not NULL, for example, use an assertion statement to check for that assumption.
例如，您假设了某个引数不是NULL，便可使用判断提示陈述式来检查这个假设。
The unit test methods first verify that the object provided is not null, and then perform one or more very basic actions on the object.
单元测试方法首先验证所提供的对象不是空的，然后对该对象执行一个或多个非常基础的操作。
If the value of the transportTModelKey parameter is not null, then a transport categorization keyedReference is added; its value is the value of the transportTModelKey parameter.
如果transportTModelKey参数的值不为空，就添加一个传输类别 keyedReference ；它的值即是 transportTModelKey 参数的值。
If the customer number is not null, that is, the customer is already known, the left hand path is followed (2), and the customer data is retrieved from the customer registration service (3).
如果客户编号不为空，即客户是已知客户，则遵循左侧的路径(2)，并从客户注册服务中检索客户数据(3)。
But as we hope we've shown in the table, that really represents an array with a single element whose value is null, not a null array.
但是，正如我们希望的，在表中已经显示，它真正表示的是含有单一元素的数组，元素的值为“零”(null)，而不是一个“零”(null)数组。
Elements in positions 11 and up do not exist (note that this is not the same as being NULL). Therefore, a statement such as.
位置11以及更高位置中的元素都不存在(请注意这不同于NULL)。
Similarly, the thread local password is checked and used if not null (and reset to null after use.)
类似地，仍将检查线程本地密码，如果不为空，则使用它(并且在使用后重新设置为空)。
But usually these attributes are not needed, so specifying NULL is the norm.
但是通常并不需要这些属性，所以正常做法是指定NULL。
If the string to be searched is not found and neither argument is null, the result is 0.
如果没有找到搜索字符串，并且参数都不为空，则所得的结果是0。
If the host is not defined already, the output is null.
如果还没有定义该主机，那么输出将为空。
If this checkbox is not selected, the generated WSDL is set to (null), as shown in Listing 7.
如果这个复选框没有选择，那么产生的WSDL的设置为(空的)，如列表7所示。
This method will return null if the focus owner is not in the same context as the calling thread.
如果该焦点所有者未和调用线程处于同一个上下文中，那么该方法会返回空。
Items that could not be found (their price is NULL) can be filtered out.
对于不能找到的产品(价格为NULL)，可以将其过滤掉。
The procedure does not perform any action if the given table name is NULL.
如果给出的表名为NULL，则该过程不执行任何动作。
Several wiring layouts are in use, because the null modem connection is not covered by a standard.
有多种连接方式可供选择，因为标准中并未涵盖零调制解调器连接。
One of the problems with not entering this data in regular RDBMS columns is that no rules are defined-no data types, not NULL identifiers and so forth.
未在常规的RDBMS列中输入该数据导致的问题之一是没有定义任何规则——没有数据类型和NOT NULL标识符等。
If the parameter is pointing to null, then the logs are not archived.
如果该参数值为空，则表示日志没有被归档。
If a default value is not specified, the variable is initialized to NULL.
如果没有指定默认值，则初始变量为NULL。
Clearly, SOAP separating is not the same as a null pointer.
显然，SOAP分离并不同于空指针。
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