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I forgot the password I entered during postgres installation
I either forgot or mistyped (during the installation) the password to the default user of Postgres. I can't seem to be able to run it and I get the following error:
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Do unix timestamps change across timezones?
...ment that is the same everywhere. Of course you can convert back and forth to a local timezone representation (time 1397484936 is such-and-such local time in New York, or some other local time in Djakarta) if you want.
The article at http://en.wikipedia.org/wiki/Unix_time is pretty impressive if yo...
how to set radio option checked onload with jQuery
How to set radio option checked onload with jQuery?
16 Answers
16
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AJAX Mailchimp signup form integration
Is there any way to integrate mailchimp simple (one email input) with AJAX, so there is no page refresh and no redirection to default mailchimp page.
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Handling click events on a drawable within an EditText
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Actually you don't need to extend any class. Let's say I have an EditText editComment with a drawableRight
editComment.setOnTouchListener(new OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
final i...
Forcing a WPF tooltip to stay on the screen
I have a tooltip for a Label and I want it to stay open until the user
moves the mouse to a different control.
10 Answers
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How to call multiple JavaScript functions in onclick event?
Is there any way to use the onclick html attribute to call more than one JavaScript function?
11 Answers
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What is the difference between single and double quotes in SQL?
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Single quotes are used to indicate the beginning and end of a string in SQL. Double quotes generally aren't used in SQL, but that can vary from database to database.
Stick to using single quotes.
That's the primary use anyway. You can use single...
try/catch versus throws Exception
... call the first method and "do something" fails, then the caller will have to handle the exception. If you call the second method and "do something" fails, then the caller won't see an exception at all... which is generally a bad thing, unless showException has genuinely handled the exception, fixed...
Select random row from a sqlite table
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How to extend this solution to a join? When using SELECT a.foo FROM a JOIN b ON a.id = b.id WHERE b.bar = 2 ORDER BY RANDOM() LIMIT 1; I always get the same row.
– Helmut Grohne
Sep 19 '13 a...