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What is the difference between `after_create` and `after_save` and when to use which?
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after_create only works once - just after the record is first created.
after_save works every ...
Send POST Request with Data Specified in File via Curl
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edited Feb 18 '18 at 22:54
Marian
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Please explain about insertable=false and updatable=false in reference to the JPA @Column annotation
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You would do that when the responsibility of creating/updating the related entity in question ...
Get java.nio.file.Path object from java.io.File
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edited Jul 27 '16 at 17:45
Sled
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Downloading all maven dependencies to a directory NOT in repository?
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edited Jan 30 '19 at 12:31
ax.
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Truncate number to two decimal places without rounding
Suppose I have a value of 15.7784514, I want to display it 15.77 with no rounding.
36 Answers
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What is Cache-Control: private?
...ey did include a Last-Modified date in the response:
Last-Modified: Tue, 16 Oct 2012 03:13:38 GMT
Because the browser knows the date the file was modified, it can perform a conditional request. It will ask the server for the file, but instruct the server to only send the file if it has been modi...
What is WEB-INF used for in a Java EE web application?
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The Servlet 2.4 specification says this about WEB-INF (page 70):
A special directory exists...
What is the @Html.DisplayFor syntax for?
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Html.DisplayFor() will render the DisplayTemplate that matches the property's type.
If it can'...
“unary operator expected” error in Bash if condition
...pathname expansion are not applied to words, so you can rely on
if [[ $aug1 == "and" ]];
to compare the value of $aug1 with the string and.
If you use [ ... ], you always need to remember to double quote variables like this:
if [ "$aug1" = "and" ];
If you don't quote the variable expansion an...