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How do I convert seconds to hours, minutes and seconds?
...this: stackoverflow.com/questions/7999935/…
– eric_kernfeld
Oct 10 '18 at 15:40
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How to change the text on the action bar
...pportActionBar().setTitle("Hello world App"); // provide compatibility to all the versions
=> Customizing Action Bar,
For example:
@Override
public void setActionBar(String heading) {
// TODO Auto-generated method stub
com.actionbarsherlock.app.ActionBar actionBar = getSupportAction...
Java 8: Where is TriFunction (and kin) in java.util.function? Or what is the alternative?
...ctive function are, you
can handle now infinite arguments, which is especially convenient for streams, and you can just leave arguments open.
So if you again want to see what would the result be like if x := 1 and y := 1 , y := 2 , y := 3 , you can say h = g(1) and
h(1) is the result for y := 1, h...
Sync data between Android App and webserver [closed]
...
I'll try to answer all your questions by addressing the larger question: How can I sync data between a webserver and an android app?
Syncing data between your webserver and an android app requires a couple of different components on your and...
Post-install script with Python setuptools
...from setuptools.command.install import install
from subprocess import check_call
class PreDevelopCommand(develop):
"""Pre-installation for development mode."""
def run(self):
check_call("apt-get install this-package".split())
develop.run(self)
class PreInstallCommand(insta...
Grep characters before and after match?
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3 characters before and 4 characters after
$> echo "some123_string_and_another" | grep -o -P '.{0,3}string.{0,4}'
23_string_and
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PDO get the last ID inserted
...$db->lastInsertId();
If you want to do it with SQL instead of the PDO API, you would do it like a normal select query:
$stmt = $db->query("SELECT LAST_INSERT_ID()");
$lastId = $stmt->fetchColumn();
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Differences between C++ string == and compare()?
...rmance-wise in your case to use the equality operator.
Longer answer: The API provides a method to check for string equality and a method to check string ordering. You want string equality, so use the equality operator (so that your expectations and those of the library implementors align.) If perf...
Ruby custom error classes: inheritance of the message attribute
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Given what the ruby core documentation of Exception, from which all other errors inherit, states about #message
Returns the result of invoking exception.to_s. Normally this returns
the exception’s message or name. By supplying a to_str method,
exceptions are agreeing to be used ...
What are the effects of exceptions on performance in Java?
Question: Is exception handling in Java actually slow?
18 Answers
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