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Batch files - number of command line arguments
...also uses a nifty trick, passing the name of the return variable to be set by the function.
The main program just illustrates how to call it and echos the arguments afterwards to ensure that they're untouched:
C:\Here> xx.cmd 1 2 3 4 5
Count is 5
Args are 1 2 3 4 5
C:\Here> xx.cmd 1 ...
How to convert DOS/Windows newline (CRLF) to Unix newline (LF) in a Bash script?
..., you can only do this safely if CR appears in your file only as the first byte of a CRLF byte pair. This is usually the case. You then use:
tr -d '\015' <DOS-file >UNIX-file
Note that the name DOS-file is different from the name UNIX-file; if you try to use the same name twice, you will ...
count number of lines in terminal output
... agree with this anymore. I feel like remembering that you can count lines by piping to wc -l is much more useful as you can use it with other programs than grep as well.
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Parallel.ForEach() vs. foreach(IEnumerable.AsParallel())
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What do you mean by ... Their parallel variants are used...?
– Alex Gordon
Feb 15 '17 at 7:30
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Can bash show a function's definition?
... was, and if it was defined as a function it calls declare -f as explained by pmohandras.
To print out just the body of the function (i.e. the code) use sed:
type foobar | sed '1,3d;$d'
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How do you grep a file and get the next 5 lines
... a warning
is given.
--group-separator=SEP
Use SEP as a group separator. By default SEP is double hyphen (--).
--no-group-separator
Use empty string as a group separator.
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Cannot insert explicit value for identity column in table 'table' when IDENTITY_INSERT is set to OFF
...wer, but on the other hand, someone have set the column to be incrementing by itself up on insert. In that case the table will keep track of the next free number, and you do not need to generate the OperationID by yourself. The new id can be fetched by SELECT SCOPE_IDENTITY().
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String Concatenation using '+' operator
...n...i should have checked in IL as well..and this is how int adds as well? by calling the Add method?
– NoviceProgrammer
Apr 26 '12 at 20:57
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Set default value of an integer column SQLite
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The UNIQUE statement is not needed and already implied by the PRIMARY KEY statement.
– dani
Jun 3 '18 at 11:12
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Javascript Split string on UpperCase Characters
How do you split a string into an array in Javascript by UpperCase character?
4 Answers
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