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php execute a background process
...f("%s > %s 2>&1 & echo $! >> %s", $cmd, $outputfile, $pidfile));
This launches the command $cmd, redirects the command output to $outputfile, and writes the process id to $pidfile.
That lets you easily monitor what the process is doing and if it's still running.
function isRu...
What is difference between CrudRepository and JpaRepository interfaces in Spring Data JPA?
...ds CrudRepository.
Their main functions are:
CrudRepository mainly provides CRUD functions.
PagingAndSortingRepository provides methods to do pagination and sorting records.
JpaRepository provides some JPA-related methods such as flushing the persistence context and deleting records in a batch.
...
Can I make 'git diff' only the line numbers AND changed file names?
...t to do, help!"; exit 1;;
esac
path=$1
old_file=$2
old_hex=$3
old_mode=$4
new_file=$5
new_hex=$6
new_mode=$7
printf '%s: ' $path
diff $old_file $new_file | grep -v '^[<>-]'
For details on "external diff" see the description of GIT_EXTERNAL_DIFF in the git manual page (around line 700, pret...
What is the difference between CascadeType.REMOVE and orphanRemoval in JPA?
...e the Person objects set (setting it to an empty set) or replace it with a new set then the parent can no longer access the children in the old set and the children are orphaned so the children are doomed to be removed in the database also.
CascadeType.REMOVE is a database level concept and it tell...
read string from .resx file in C#
...
// Create a resource manager to retrieve resources.
ResourceManager rm = new ResourceManager("items", Assembly.GetExecutingAssembly());
// Retrieve the value of the string resource named "welcome".
// The resource manager will retrieve the value of the
// localized resource using the caller's c...
How to open in default browser in C#
...my default browser, yet when I click a link in my application to open in a new window, it opens internet explorer. Is there any way to make these links open in the default browser instead? Or is there something wrong on my computer?
...
How do I measure separate CPU core usage for a process?
...displayed in the process list is relative to a CPU thread. When off, the said percentage is displayed relatively to the CPU overall capacity (i.e. ALL threads - aka all cores).
– 7heo.tk
May 20 '15 at 16:34
...
Number of days in particular month of particular year?
...
Java 8 and later
@Warren M. Nocos.
If you are trying to use Java 8's new Date and Time API, you can use java.time.YearMonth class. See Oracle Tutorial.
// Get the number of days in that month
YearMonth yearMonthObject = YearMonth.of(1999, 2);
int daysInMonth = yearMonthObject.lengthOfMonth();...
Python assigning multiple variables to same value? list behavior
...ow a name for a different value. And b[0] is also now a name for that same new value. That's because a and b are still naming the same object.
Under the covers, a[0]=1 is actually calling a method on the list object. (It's equivalent to a.__setitem__(0, 1).) So, it's not really rebinding anything...
List of standard lengths for database fields
... is 255 characters long on an envelope?
– Be Kind To New Users
Nov 10 '18 at 4:44
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