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How to count lines in a document?
... -l /dir/file.txt
3272485 /dir/file.txt
Or, to omit the <filename> from the result use wc -l < <filename>:
$ wc -l < /dir/file.txt
3272485
You can also pipe data to wc as well:
$ cat /dir/file.txt | wc -l
3272485
$ curl yahoo.com --silent | wc -l
63
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How do I compile and run a program in Java on my Mac?
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@David From Dictionary, "an obscuring of the light from one celestial body by the passage of another between it and the observer or between it and its source of illumination: an eclipse of the sun". but in this case, a great IDE for...
Markdown vs markup - are they related?
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Mark-up is a term from print editing - the editor would go through the text and add annotations (i.e. this in italic, that in bold) for the printers to use when producing the final version. This was called marking up the text.
A computer mark...
npm install vs. update - what's the difference?
...all -g <name>
install certain versions described by git tags
install from a git url
force a reinstall with --force
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How can I measure the actual memory usage of an application or process?
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Doesn't exist on OSX (for anyone who comes here from google)
– jcollum
Mar 30 '16 at 15:44
3
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Does Java read integers in little endian or big endian?
I ask because I am sending a byte stream from a C process to Java. On the C side the 32 bit integer has the LSB is the first byte and MSB is the 4th byte.
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What is the difference between concurrent programming and parallel programming?
...llel execution and parallel programming are not the same thing. The answer from Jon Harrop is correct. But it seems that the question itself confuses parallel execution and parallel programming.
– Blaisorblade
Aug 20 '11 at 21:52
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Android ListView with different layouts for each row
...g provided.
A ListView can support multiple row styles because it derives from AdapterView:
An AdapterView is a view whose children are determined by an Adapter.
If you look at the Adapter, you'll see methods that account for using row-specific views:
abstract int getViewTypeCount()
// Retur...
Calculate relative time in C#
...working on. My motivation here was to alert others that weeks were omitted from this code sample. As to how to do that, it seemed pretty straight forward to me.
– jray
Nov 9 '10 at 23:38
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How can I get sin, cos, and tan to use degrees instead of radians?
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Multiply the input by Math.PI/180 to convert from degrees to radians before calling the system trig functions.
You could also define your own functions:
function sinDegrees(angleDegrees) {
return Math.sin(angleDegrees*Math.PI/180);
};
and so on.
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