大约有 40,000 项符合查询结果（耗时：0.0574秒） [XML]
Add a prefix string to beginning of each line
... awk deal with it:
awk -v prefix="$prefix" '{print prefix $0}' input_file.txt
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Is it possible to view bytecode of Class file? [duplicate]
... I prefer javap -c -p com.mypackage.MyClass >> com.mypackage.MyClass.txt to see the code in a file.
– Jose1755
Jun 15 '18 at 17:21
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Please explain the exec() function and its family
...the kernel knows about). Doing this you can:
int X = open("./output_file.txt", O_WRONLY);
pid_t fk = fork();
if (!fk) { /* in child */
dup2(X, 1); /* fd 1 is standard output,
so this makes standard out refer to the same file as X */
close(X);
/* I'm using execl he...
What's the best way of scraping data from a website? [closed]
... well behaved bot when crawling websites, and that means respecting robots.txt and not hammering the server with requests. Mistakes or negligence here is very unethical since this can be considered a denial of service attack. The acceptable rate varies depending on who you ask, 1req/s is the max tha...
How to view files in binary from bash?
...CII text file for perusing & searching: xxd file > hex_dump_of_file.txt
– Gabriel Staples
Jan 31 '19 at 0:32
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Shell script while read line loop stops after the first line
..."aborting loop"
exit ${PIPESTATUS[0]}
fi
done << input_list.txt
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How do you log content of a JSON object in Node.js?
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console.log(obj);
Run: node app.js > output.txt
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copying all contents of folder to another folder using batch file?
...tem32\xcopy.exe
That's why I use simply "copy":
copy /y ....\Folder1\File.txt ....\Folder2\
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How do I see the extensions loaded by PHP?
...mbers: php -r "phpinfo(INFO_MODULES);" | grep -B 3 -i version > modules.txt
– Agnius Vasiliauskas
Nov 7 '18 at 8:05
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How do I do multiple CASE WHEN conditions using SQL Server 2008?
...ay of performing different tests on a single statement
select
case colour_txt
when 'red' then 5
when 'green' then 4
when 'orange' then 3
else 0
end as Pass_Flag
this only works on equality comparisons!
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