How to check if the previous command was run successfully?

1028

Calculate a real number calculation directly from the terminal and not any shell script.

1213

I want to monitor a continuously updating log file, what command can be used to most efficiently achieve this?

1334

What is a shell made of?

946

What does it mean by #!/Bin/sh or #!/Bin/bash at the beginning of every script?

1054

What are the different variables present in linux shell?

1096

How to replace following lines, catch (DAOException e) { objLogger.error(this.getClass () + "addUpdateIssues() " + e); throw new BOException(5122); } catch (BOException e) { objLogger.error(this.getClass () + "addUpdateIssues() " + e); throw e; } catch (Exception e) { objLogger.error(this.getClass () + "addUpdateIssues() " + e); throw new BOException(5122); } Needs to be changed in to, catch (DAOException e) { AppException.handleException (null, null, e, null, null, null, "BOException", this.getClass() + "addUpdateIssues() ", null, null, null, null, null, null, null, null, 5122); } catch (BOException e) { AppException.handleException (null, null, null, e, null, null, "BOException", this.getClass() + "addUpdateIssues() ", null, null, null, null, null, null, null, null, 0); } catch (Exception e) { AppException.handleException (null, null, null, null, null, e, "BOException", this.getClass() + "addUpdateIssues() ", null, null, null, null, null, null, null, null, 5122); }

2361

What are the advantages of using shell scripts?

1058

What is shell and shell script?

1111

What are the 3 standard streams in linux?

1126

one folder contains lot of students name but I want to fetch hello with every student name individually using shell script

947

What is option in shell script?

1007

How do scripts work?

1032

What is the first line in every perl script called?

1037

How to calculate the number of passed arguments?

1080