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How to show particular image as thumbnail while implementing share on Facebook?
...the Facebook Lint page got the image into Facebook.
Enter your URL here and FB will update the metadata from your page:
https://developers.facebook.com/tools/debug (updated link)
share
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improve...
How to make “if not true condition”?
I would like to have the echo command executed when cat /etc/passwd | grep "sysa" is not true.
6 Answers
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What does -> mean in Python function definitions?
...to attach a metadata string to various types of object. This is amazingly handy, so Python 3 extends the feature by allowing you to attach metadata to functions describing their parameters and return values.
There's no preconceived use case, but the PEP suggests several. One very handy one is to al...
Understanding FFT output
I need some help understanding the output of the DFT/FFT computation.
4 Answers
4
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Git will not init/sync/update new submodules
...rl should do the trick. One can cross check this by
git config --list
and one should get an entry of the submodule you want to pull in the result of the git config --list command. If there is an entry of your submodule in the config result, then now the usual git submodule update --init should ...
PostgreSQL - how to quickly drop a user with existing privileges
I'm trying to make restricted DB users for the app I'm working on, and I want to drop the Postgres database user I'm using for experimenting. Is there any way to drop the user without having to revoke all his rights manually first, or revoke all the grants a user has?
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Java Timestamp - How can I create a Timestamp with the date 23/09/2007?
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@Bhanu The docs show this does take a long value and appears to work correctly: docs.oracle.com/javase/7/docs/api/java/sql/…
– Hazok
Dec 16 '14 at 2:00
...
Calculate distance between two points in google maps V3
... Shouldn't it be var R = 6371; for Km?
– Alexander Fradiani
Aug 25 '16 at 16:30
5
The p1....
How to implement the Android ActionBar back button?
...Selected(MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home:
NavUtils.navigateUpFromSameTask(this);
return true;
default:
return super.onOptionsItemSelected(item);
}
}
}
The function NavUtils.navigateUpFromSam...
Convert UTC/GMT time to local time
...012-09-19 01:27:30.000, DateTime.Parse cannot tell what time zone the date and time are from.
DateTime has a Kind property, which can have one of three time zone options:
Unspecified
Local
Utc
NOTE If you are wishing to represent a date/time other than UTC or your local time zone, then you shou...