In addition, the memory buffer including a write pointer and a read pointer.
另外，缓存区包含一个写入指针和一个读取指针。
You can then use the return pointer to configure other aspects of the virtual file, such as the function to call when a read is performed on the file.
然后就可以使用这个返回的指针来配置这个虚拟文件的其他参数，例如在对该文件执行读操作时应该调用的函数。
Another approach is to explicitly open the cursor again after ROLLBACK and skip the cursor pointer till the record read at the time of ROLLBACK.
另一种方法是在ROLLBACK之后再次显式地打开游标，然后在ROLLBACK时把游标指针跳到读取的记录。
First you write the contents of the mydata list to the file, then you reposition the file pointer to the start of the file and read the contents.
首先，把mydata list的内容写入文件，然后把文件指针重新定位到文件开头，并读入内容。
Anyone with a few dollars to spare can get themselves a laser pointer, and every CD, DVD or Blu-ray player USES a laser to read the bits encoded on discs.
任何一个有几美元零花钱的人都买得起激光笔，每台CD、DVD或蓝光播放器都是用激光读取光盘上的数位编码(不言而喻，老式光盘播放器也是如此)。
Read the pressure value, observation table pointer corresponding to the scale values and their relative units of value.
读取压力数值时，观察表上指针对应的刻度值加上其相对的单位值即可。
The way this is set up, the Perl object contains a read-only integer that corresponds to the void pointer returned by newsession().
这样做的方法是，Perl对象包含一个只读的整数，此整数与函数newsession()返回的空指针相对应。
Gets a pointer to an internal interface instance used to read and write metadata in memory.
获取指向用于读写内存中的元数据的内部接口实例的指针。
A bunch of leading 0s means that you're trying to read at an offset from a null pointer.
一群领导0意味着你想读一个偏移量从一个空指针。
That is, a Read function could return a pointer to a table object instead of returning a row of data.
也就是说，一个Read函数能够返回一个表对象的指针，而不返回一行数据。
Large, easy-to-read dial helps ensure rig safety Extra-large face and moving pointer provide instant trouble indications from a distance.
便于阅读的大表盘确保测量安全超大表盘和可动指针可以即时指出远程压力出问题的迹象。
Large, easy-to-read dial helps ensure rig safety Extra-large face and moving pointer provide instant trouble indications from a distance.
便于阅读的大表盘确保测量安全超大表盘和可动指针可以即时指出远程压力出问题的迹象。
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