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- python - seek () function? - Stack Overflow
The seek position is a byte index into the contents of the file similar to an array index Its also interesting that if we open file in append mode 'a', we cannot seek to file's beginning
- SQL Server Plans : difference between Index Scan Index Seek
In a SQL Server Execution plan what is the difference between an Index Scan and an Index Seek I'm on SQL Server 2005
- 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
- How to . seek () to the end of a text file - Stack Overflow
f seek(0) contents = f read() What happens here is that the pointer starts at the beginning of the file when you enter the with block, then the code will read the file all the way to the end, which is where the pointer remains until you exit the with block (or change it's position with seek())
- How to improve performance on a clustered index seek
9 A clustered index range seek that returns 138 rows is not your problem Technically you can improve the seek performance by making the clustered index narrower: evict all varlenght into a separate allocation unit by setting 'large value types out of row ' to 1 and recreating the table from scratch) enable page compression (SQL 2008 EE only)
- How to seek to a specific line in a file? - Stack Overflow
If your file isn't too large (too large to fit in memory, pretty slow to read write) you can circumvent any "low level" actions like seek and just read your file completely, change what you want to change, and write everything back
- c++ - fstream seekg (), seekp (), and write () - Stack Overflow
What this means is that when you use a std::basic_fstream, which by default uses a std::basic_filebuf, the single file position is moved by both seekp() and seekg(); unless you use a separate variable to store one of the positions so you can then seek back to it, you cannot keep track of put and get positions independently
- Negative seeking python - Stack Overflow
The return value of seek is not anything read from the file On Python 2, the return value is None; on Python 3, the return value is a number representing the new absolute position in the file, which may not correspond to the number of bytes or characters from the start of the file in text mode If you want to read a character after seeking, call file read(1)
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