What are the 3 standard streams in linux?

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write a shell script to check whether all the directories in the path exist has read and write permission

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What is the meaning of $1 in shell script?

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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); }

0 Answers   Wipro,

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What does path stand for?

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Is shell scripting easy to learn?

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What is shell scripting used for?

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how will you find the total disk space used by a specific user?

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How will you list only the empty lines in a file (using grep)?

4 Answers   ANZ,

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What is sed in shell script?

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Please anyone suggest atleast 2 good training institutes in Hyderabad, INDIA where i can learn unix shell scripting.

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if i have 2 files file1 and file2.... file1 contains 2 columns like b a 11 aa 12 as 13 ad 15 ag 11 ar 13 ah 15 ak file2 contains b c 10 ds 11 at 15 gh 15 jk 13 iu 11 fg 13 yy can any 1 give me the program to display in this way? a b c aa 11 at ar 11 fg ad 13 iu ah 13 yy ag 15 gh ak 15 jk

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