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How do I analyze a .hprof file?
... of what you can do is mind-blowingly good for finding memory leaks etc -- including running a form of limited SQL (OQL) against the in-memory objects, i.e.
SELECT toString(firstName) FROM com.yourcompany.somepackage.User
Totally brilliant.
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Long Press in JavaScript?
..., cancel);
node.addEventListener("touchcancel", cancel);
You should also include some indicator using CSS animations:
p {
background: red;
padding: 100px;
}
.longpress {
-webkit-animation: 1s longpress;
animation: 1s longpress;
}
@-webkit-keyframes longpress {
0%, 20...
Embedded MongoDB when running integration tests
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You need to include @DirtiesContext(classMode = DirtiesContext.ClassMode.AFTER_CLASS) along with the change above
– DBS
Apr 30 '19 at 6:09
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What can I do with a moved-from object?
...re, all of its member functions should still exhibit defined behaviour — including operator= — and all its members in a defined state- and it still requires destruction. The Standard gives no specific definitions because it would be unique to each UDT, but you might be able to find specification...
'float' vs. 'double' precision
...number of bytes used to store it is double the number of a float (but this includes both the exponent and significand). The IEEE 754 standard (used by most compilers) allocate relatively more bits for the significand than the exponent (23 to 9 for float vs. 52 to 12 for double), which is why the pre...
Custom sort function in ng-repeat
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To include the direction along with the orderBy function:
ng-repeat="card in cards | orderBy:myOrderbyFunction():defaultSortDirection"
where
defaultSortDirection = 0; // 0 = Ascending, 1 = Descending
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MySQL dump by query
...d the where statement with your desired values.
By default, mysqldump will include DROP TABLE and CREATE TABLE statements in its output. Therefore, if you wish to not delete all the data in your table when restoring from the saved data file, make sure you use the --no-create-info option.
You may ne...
The name 'InitializeComponent' does not exist in the current context
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When refactoring, make sure to include comments and strings (Visual Studio 2015)
– Gabriel GM
Feb 10 '16 at 20:49
3
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How can I drop all the tables in a PostgreSQL database?
... owned by the_user;
This will drop everything that the user owns.
That includes materialized views, views, sequences, triggers, schemas, functions, types, aggregates, operators, domains and so on (so, really: everything) that the_user owns (=created).
You have to replace the_user with the actu...
MySQL root password change
...ot' errors. I have also tried completely removing and reinstalling mysql (including removing the my.cnf file) and still no luck. Does anyone have any suggestions on what I can do next?
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