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Number of lines in a file in Java
I use huge data files, sometimes I only need to know the number of lines in these files, usually I open them up and read them line by line until I reach the end of the file
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What's the bad magic number error?
...e magic number comes from UNIX-type systems where the first few bytes of a file held a marker indicating the file type.
Python puts a similar marker into its pyc files when it creates them.
Then the python interpreter makes sure this number is correct when loading it.
Anything that damages this m...
How to perform file system scanning
...hat I thought I'd update it for the Go1 API. This is a working example of filepath.Walk(). The original is below.
package main
import (
"path/filepath"
"os"
"flag"
"fmt"
)
func visit(path string, f os.FileInfo, err error) error {
fmt.Printf("Visited: %s\n", path)
return nil
}
fun...
“Invalid signature file” when attempting to run a .jar
My java program is packaged in a jar file and makes use of an external jar library, bouncy castle . My code compiles fine, but running the jar leads to the following error:
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What’s the best way to check if a file exists in C++? (cross platform)
I have read the answers for What's the best way to check if a file exists in C? (cross platform) , but I'm wondering if there is a better way to do this using standard c++ libs? Preferably without trying to open the file at all.
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How to download all files (but not HTML) from a website using wget?
How to use wget and get all the files from website?
8 Answers
8
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Split long commands in multiple lines through Windows batch file
How can I split long commands over multiple lines in a batch file?
5 Answers
5
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How to save MySQL query output to excel or .txt file? [duplicate]
...
From Save MySQL query results into a text or CSV file:
MySQL provides an easy mechanism for writing the results of a select
statement into a text file on the server. Using extended options of
the INTO OUTFILE nomenclature, it is possible to create a comma
separate...
gitignore without binary files
How can binary files be ignored in git using the .gitignore file?
18 Answers
18
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How to show changed file name only with git log? [duplicate]
Is it able to show changed file name only with git log ?
6 Answers
6
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