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Simulate first call fails, second call succeeds
... Typical use case could be mocking iterators. Original version of Mockito did not have this feature to promote simple mocking. For example, instead of iterators one could use Iterable or simply collections. Those offer natural ways of stubbing (e.g. using real collections). In rare scenarios stubbin...
jQuery: fire click() before blur() event
...e mouse button is released, which is how native select components work. JSFiddle
$('input').on('focus', function() {
$('ul').show();
}).on('blur', function() {
$('ul').hide();
});
$('ul').on('mousedown', function(event) {
event.preventDefault();
}).on('click', 'li', function() {
$(...
Nohup is not writing log to output file
...
You can run Python with the -u flag to avoid output buffering:
nohup python -u ./cmd.py > cmd.log &
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What's the difference between the build and create methods in FactoryGirl?
...es not persist to the db and does not call save!, so your Active Record validations will not run. This is much faster, but validations might be important.
Using FactoryGirl.create(:factory_name) will persist to the db and will call Active Record validations. This is obviously slower but can catch v...
How to test an Internet connection with bash?
...
Without ping
#!/bin/bash
wget -q --spider http://google.com
if [ $? -eq 0 ]; then
echo "Online"
else
echo "Offline"
fi
-q : Silence mode
--spider : don't get, just check page availability
$? : shell return code
0 : shell "All OK" code
Without wget...
How to take emulator screenshots using Eclipse?
I need to take screenshots of an android application running on an emulator in Eclipse Galileo.
6 Answers
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How to save as a new file and keep working on the original one in Vim?
...
:sav won’t close initial buffer, it will hide it. By default, hidden buffers are unloaded, but this can be overriden (with 'hidden' or 'bufhidden' options).
– ZyX
Mar 29 '12 at 20:00
...
What are '$$' used for in PL/pgSQL
...Dollar-quoting is a PostgreSQL-specific substitute for single quotes to avoid quoting issues inside the function body. You could write your function definition with single-quotes just as well. But then you'd have to escape all single-quotes in the body:
CREATE OR REPLACE FUNCTION check_phone_number...
Abort Ajax requests using jQuery
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@LuckySoni, Elephanthunter is only discussing client-side. The server will not be affected by an .abort request
– Kloar
Aug 11 '14 at 13:28
4
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How to convert Milliseconds to “X mins, x seconds” in Java?
...es(millis))
);
If TimeUnit or toMinutes are unsupported (such as on Android before API version 9), use the following equations:
int seconds = (int) (milliseconds / 1000) % 60 ;
int minutes = (int) ((milliseconds / (1000*60)) % 60);
int hours = (int) ((milliseconds / (1000*60*60)) % 24);
//etc.....