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CATALINA_OPTS vs JAVA_OPTS - What is the difference?
... catalina.sh startup and shutdown script for Tomcat. They are described in comments within that file as:
[JAVA_OPTS]: (optional) Java runtime options used when the "start", "stop" or "run"
command is executed
and
[CATALINA_OPTS]: (optional) Java runtime options
used when the "start" o...
Rails - Nested includes on Active Records?
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Test if remote TCP port is open from a shell script
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As pointed by B. Rhodes, nc (netcat) will do the job. A more compact way to use it:
nc -z <host> <port>
That way nc will only check if the port is open, exiting with 0 on success, 1 on failure.
For a quick interactive check (with a 5 seconds timeout):
nc -z -v -w5 <host...
R - Concatenate two dataframes?
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if you're rbind is coming from base for some strange reason: I used rbind.data.frame
– Boern
May 2 '18 at 12:42
add a c...
Video auto play is not working in Safari and Chrome desktop browser
... Or you can code with jQuery $("videoID").get(0).play(); stackoverflow.com/questions/4646998/…
– Penguin
Oct 6 '15 at 4:26
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Entity framework linq query Include() multiple children entities
...t context.
public static class Extensions{
public static IQueryable<Company> CompleteCompanies(this NameOfContext context){
return context.Companies
.Include("Employee.Employee_Car")
.Include("Employee.Employee_Country") ;
}
public static Compa...
What does principal end of an association means in 1:1 relationship in Entity framework
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Note you may need to add using System.ComponentModel.DataAnnotations.Schema; to get ForeignKey in VS2012
– stuartdotnet
Jun 28 '13 at 23:37
2
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Detect if stdin is a terminal or pipe?
...w to read out the piped contents in case stdin is not a tty? stackoverflow.com/q/16305971/96656
– Mathias Bynens
Apr 30 '13 at 17:57
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Get real path from URI, Android KitKat new storage access framework [duplicate]
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Note: This answer addresses part of the problem. For a complete solution (in the form of a library), look at Paul Burke's answer.
You could use the URI to obtain document id, and then query either MediaStore.Images.Media.EXTERNAL_CONTENT_URI or MediaStore.Images.Media.INTERNAL_C...
Difference between val() and text()
... matched elements:
.text()
The result is a string that contains
the combined text contents of all
matched elements. This method works on
both HTML and XML documents. Cannot be
used on input elements. For input
field text use the val attribute.
.val()
Get the content of the value...