No null FUT2 gene was detected.
未发现其他FUT2无效基因。
In fact, the provided version cheats; it assumes there will be no null bytes in the lines it reads.
事实上，上面提供的版本在搞欺骗；它假设所读入的行中没有空字节。
If no errors occurred, then this parameter is NULL on output.
如果没有发生错误，那么这个参数在输出上是NULL。
If no value or NULL is specified for this argument, it will first look for explain tables under current authorization ID then under the SYSTOOLS schema.
如果这个参数没有指定值或者指定为NULL，那么它首先会查找当前授权ID下的解释表，然后再在SYSTOOLS模式下查找。
If no value or NULL is specified for this argument, it will first look for explain tables under current authorization ID, then under SYSTOOLS schema.
如果这个参数不指定值或者指定为NULL，那么它首先会查找当前授权ID下的解释表，然后再在SYSTOOLS模式下查找。
It returns an X509 pointer to the certificate or NULL if no certificate was presented (see Listing 1).
它返回一个指向该证书的X509指针，如果证书不存在，就返回NULL(参见清单1)。
A code block is simply a block of code that returns a value, and if no value is returned then a NULL object is returned.
代码块就是将返回一个值的一组代码，如果没有返回值，那么会返回一个NULL对象。
This function returns a pointer to the value in the environment or NULL if there is no match.
这个函数会返回一个 指向环境中的值的指针，或者如果不匹配则返回 NULL。
The regmatch(re, text) function compares the regular expression to the text, yielding either Null for no matches or an array of pairs of integers (a two-element array).
regmatch(re,text)函数将比较正则表达式和文本，如果没有匹配的话就生成Null 值，否则生成一个由成对整数组成的数组（双元素数组）。
When the value of an array variable is NULL, there is no memory allocated for it.
在阵列变量值为 NULL 时，不为它分配内存。
In some cases, there is no data in the database corresponding to the requested bean; the container returns a null, as there is no bean matching the client's request.
有些情况下，数据库中并没有与请求的bean对应的数据；则容器返回空，因为没有bean与客户机的请求匹配。
If readdir returns NULL and errno is 0 (sometimes called EOK or ENOERROR), there are no more directory entries.
如果readdir返回NULL，并且errno为0(有时也称为EOK或ENOERROR)，则表示没有其他的目录条目。
The returned ModelElement is the model element that is being replaced by the newly added model element, or NULL if no element is being replaced.
返回的ModelElement是新添加的模型元素所替换的模型元素，如果没有替换任何元素，则为NULL。
In the case where a retrieved column has a value of SQL NULL, then no XPath variable reference expression is assigned to such a value.
如果检索到的列值为SQLNULL，那么不会给此类值分配任何XPath变量引用表达式。
When told to print no more than n bytes, snprintf guarantees that it creates a string of length no more than n-1, with a null terminator at the end of the string.
当被告知输出不超过n个字节时，snprintf保证会创建一个长度不超过n-1的字符串，字符串最后是一个空结束符。
The above error can occur if the Sybase existing table definition declares one of the columns to be NOT NULL but there is no value for that column in one of the records of the result set.
如果sybase现有表定义声明某一列为NOT NULL，但是在结果集中的某一行记录在那一列没有值，就可能发生上述错误。
This tip addresses one of those cases: the distinction between an array which is null, and an array which has no elements.
这里介绍的技巧用于处理其中的一个情况：一个为“零”的数组和一个没有元素的数组之间的差别。
Unfortunately, automata theory tells us that no tool could ever statically determine which programs will throw null-pointer exceptions.
不幸的是，自动控制理论告诉我们，没有工具可以静态地决定哪些程序将抛出空指针异常。
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 resolved context variable content is null, no replacement occurs and the variable name remains unchanged in the query string (including the "%" signs).
如果解析后的上下文变量内容为空，则不会发生替换，并且变量名称在查询字符串中保持不变(包括“%”符号)。
The constructor function has no parameters and returns an instance of the type with all of its attributes set to null values.
构造函数没有参数，并且返回的类型实例中的所有属性都为空。
Here, the namespace is set to namespace, but it could just as easily have been left blank or null if no namespace were wanted.
此处名称空间设置为NAMESPACE，但若不需要名称空间，直接将此处留空即可。
WatchKey poll returns the next WatchKey that has had some of its events occur, or null if no registered events have happened.
如果有相关事件出现，WatchKeypoll会返回下一个WatchKey，或者没有注册的事件发生，会返回null。
If there are no WatchKeys to return by the end of the timeout, this method returns null.
如果在超时时间结束时，没有WatchKeys返回，这一方法将会返回null。
If no user has been authenticated, the method returns null.
如果没有用户通过身份认证，则返回null。
If no user has been authenticated, it returns null.
如果没有用户通过身份认证，则返回null。
If no additional roles are required, this parameter must be an empty array instead of null.
如果不需要任何额外的角色，那么该参数将为一个空数组，而不是null。
You'll want to be sure to always return null if no match occurs, so that entity resolution will occur normally in non-special cases.
当不匹配时，您会希望始终确保返回null ，这样实体解析在非特殊情况下都可以正常进行。
In some cases, there may be no item class on an item, so null can be returned.
在某些情况下，条目中没有条目类，所以可以返回null。
Otherwise the transform method just returns null to indicate that no modifications are necessary.
否则transform方法只返回null，表明没有必要进行修改。
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