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How to get the instance id from within an ec2 instance?
...See the EC2 documentation on the subject.
Run:
wget -q -O - http://169.254.169.254/latest/meta-data/instance-id
If you need programatic access to the instance ID from within a script,
die() { status=$1; shift; echo "FATAL: $*"; exit $status; }
EC2_INSTANCE_ID="`wget -q -O - http://169.254.169.2...
Selenium WebDriver: Wait for complex page with JavaScript to load
... for this, however, is horrible. Firefox began to try to support it from FF4 onwards (still evolving), IE has basic support in IE9.
And I guess I could come up with another flawed solution soon. The fact is - there's no definite answer on when to say "now the page is complete" because of the everl...
How to convert a PIL Image into a numpy array?
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answered Dec 21 '08 at 20:46
dF.dF.
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How can I use Homebrew to install both Python 2 and 3 on Mac?
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edited Mar 27 '17 at 14:41
Flimm
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answe...
Adding a new value to an existing ENUM Type
... type
alter table some_table rename column some_column to _some_column;
-- 4. add new column of new type
alter table some_table add some_column some_enum_type not null default 'new';
-- 5. copy values to the new column
update some_table set some_column = _some_column::text::some_enum_type;
-- 6. rem...
Are soft deletes a good idea? [duplicate]
...hare
edited Apr 15 '10 at 4:01
answered Mar 31 '10 at 1:51
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How do I view the SQLite database on an Android device? [duplicate]
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edited May 26 '16 at 12:45
Peter Mortensen
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Why is address zero used for the null pointer?
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edited May 3 '10 at 17:44
answered May 3 '10 at 17:22
Mi...
How to view the contents of an Android APK file?
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DonGruDonGru
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How do I rename an open file in Emacs?
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Vladimir Panteleev
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answered Dec 21 '08 at 11:09
Matt CurtisMatt Curtis
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