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How to list all users in a Linux group?
How do I list all members of a group in Linux (and possibly other unices)?
20 Answers
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Git number of commits per author on all branches
I'd like to get the number of commits per author on all branches. I see that
1 Answer
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Pretty-Printing JSON with PHP
I'm building a PHP script that feeds JSON data to another script. My script builds data into a large associative array, and then outputs the data using json_encode . Here is an example script:
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How to detect the physical connected state of a network cable/connector?
In a Linux environment, I need to detect the physical connected or disconnected state of an RJ45 connector to its socket. Preferably using BASH scripting only.
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How to get the start time of a long-running Linux process?
Is it possible to get the start time of an old running process? It seems that ps will report the date (not the time) if it wasn't started today, and only the year if it wasn't started this year. Is the precision lost forever for old processes?
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How to remove multiple deleted files in Git repository
I have deleted some files and git status shows as below.
16 Answers
16
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How can I add a help method to a shell script?
How do I check if a -h attribute has been passed into a shell script? I would like to display a help message when a user calls myscript.sh -h .
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JPA eager fetch does not join
What exactly does JPA's fetch strategy control? I can't detect any difference between eager and lazy. In both cases JPA/Hibernate does not automatically join many-to-one relationships.
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Select datatype of the field in postgres
How do I get datatype of specific field from table in postgres ?
For example
I have the following table,
student_details (
stu_id integer,
stu_name varchar(30 ),
joined_date timestamp
);
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How can prepared statements protect from SQL injection attacks?
How do prepared statements help us prevent SQL injection attacks?
9 Answers
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