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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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“Diff” an image using ImageMagick
...the same size (image dimension in pixels). The output format is determined by the output filename's extension.
Should you, for some reason, need a higher resolution than the default one (72 dpi) -- then just add an appropriate -density parameter:
compare -density 300 image1 image2 -compose src d...
Difference of keywords 'typename' and 'class' in templates?
... the applicable name
lookup finds a type name or the name
is qualified by the keyword typename.
Example:
typename some_template<T>::some_type
Without typename the compiler can't tell in general whether you are referring to a type or not.
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