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- python - seek() function? - Stack Overflow
A seek() operation moves that pointer to some other part of the file so you can read or write at that place So, if you want to read the whole file but skip the first 20 bytes, open the file, seek(20) to move to where you want to start reading, then continue with reading the file
- How does Pythons seek function work? - Stack Overflow
file seek(offset[, whence]) Set the file’s current position, like stdio‘s fseek() The whence argument is optional and defaults to os SEEK_SET or 0 (absolute file positioning); other values are os SEEK_CUR or 1 (seek relative to the current position) and os SEEK_END or 2 (seek relative to the file’s end)
- SQL Server Plans : difference between Index Scan Index Seek
Index Seek When SQL Server does a seek it knows where in the index that the data is going to be, so it loads up the index from disk, goes directly to the part of the index that it needs and reads to where the data that it needs ends
- jquery - Is there a way to seek to a certain time in a video using . . .
Is there a way to use jQuery JavaScript to "seek" to a certain time in the video? For example, if I wanted to get to 3:41 inside of a video could I write code to automatically seek to that time w o API access to the sites providing the video?
- python file. seek () with os. SEEK_CUR vs os. SEEK_SET
# seek back by difference from current position fp seek(last_read_byte - fp tell(), os SEEK_CUR) B: # seek by absolute position from start of the file fp seek(last_read_byte) (fp is a python file object) I just thought that B) might start reading the file from the beginning How do I check if that's the case?
- What is the difference between Lookup, Scan and Seek?
Every individual seek, scan, lookup, or update on the specified index by one query execution is counted as a use of that index and increments the corresponding counter in this view Information is reported both for operations caused by user-submitted queries, and for operations caused by internally generated queries, such as scans for gathering
- c - How can I seek to frame No. X with ffmpeg? - Stack Overflow
av_seek_frame will only seek based on timestamp to the key-frame Since it seeks to the keyframe, you may not get what you want Hence it is recommended to seek to nearest keyframe and then read frame by frame util you reach the desired frame However, if you are dealing with fixed FPS value, then you can easily map timestamp to frame index
- c - How to use SEEK_CUR on a FILE* - Stack Overflow
Please show me how to use SEEK_CUR and go backward to start of the structure block You can use a negative offset #include <stdio h> fseek (ptr, -sizeof student1, SEEK_CUR); Anyway, you should avoid these calls; it could be very slow Use rather sequential reading
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