Q1 How do you remove the Control-M characters from a file?
A1 Control-M is a carriage return on keyboard. The ^M is the keyboard equivalent to \r.
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Home › Java & Big Data › Tutorials › Tutorials - Enterprise Java › TUT - Other › Archive for TUT – Unix
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01: 14 Unix must-know interview questions & answers
03: Shell script interview Q&As for Java developers
Q1 How will you go about reading a CSV file as shown below? A1 Q2 How will you read and then write to another file? … Read more ›...
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Login Register 100+ Free Java interview FAQs 100+ Free Big Data interview FAQsSSH Login without password so that tasks can be automated via shell scripts
Prerequisite
If “openssh-server” & “openssh-client” are not installed in say “hostA”, then install them in “hostA” using “apt-get”
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Unix remoting interview Q&A for Java developers
Q1 How will you delete files that are older than 7 days in a remote unix server? A1 By ssh ing to the remote host server Q2 How will you...
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Login Register 100+ Free Java interview FAQs 100+ Free Big Data interview FAQsUnix Sed commands for Java developers
sed (stream editor) is one of the powerful workhorse commands in UNIX. Recently I had to use it with “Git” and “Maven” to find text “SNAPSHOT”
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Unix shell script to upload & download data between HDFS and edge node
In BigData projects relating to HDFS or AWS S3, it is common to have scripts that transfer or download data from HDFS to the local file system on an edge...
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Login Register 100+ Free Java interview FAQs 100+ Free Big Data interview FAQsUnix tutorial with MobaXterm
Many industrial Java applications are developed om a WIN32 platfor, but run on a target platform, which is Unix based. If you are a beginner to Unix, and would like...
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Don't be overwhelmed by the number of questions & answers. Nobody knows everything, but quality of the answers you give to some of the key & frequently asked questions will go a long way in getting you multiple job offers.
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