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What is Prefix.pch file in Xcode?
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered May 14 '14 at 7:55
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How can I center an absolutely positioned element in a div?
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<body>
<div style="position: absolute; left: 50%;">
<div style="position: relative; left: -50%; border: dotted red 1px;">
I am some centered shrink-to-fit content! <br />
tum te tum
</div>
</div>
</body>
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Detect when an HTML5 video finishes
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edited Jul 15 '15 at 20:05
Mark Amery
98.9k4848 gold badges336336 silver badges379379 bronze badges
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What kind of virtual machine is BEAM (the Erlang VM)?
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edited Jul 20 '16 at 1:29
Ilya Vassilevsky
92766 silver badges1414 bronze badges
answered ...
How do I implement __getattribute__ without an infinite recursion error?
...ad, it works:
class D(object):
def __init__(self):
self.test=20
self.test2=21
def __getattribute__(self,name):
if name=='test':
return 0.
else:
return object.__getattribute__(self, name)
This works because object (in this example) is...
Understanding Fragment's setRetainInstance(boolean)
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answered Jul 3 '12 at 20:48
Alex LockwoodAlex Lockwood
80.3k3636 gold badges196196 silver badges242242 bronze badges
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C# DropDownList with a Dictionary as DataSource
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206
Like that you can set DataTextField and DataValueField of DropDownList using "Key" and "Value" ...
Difference between rake db:migrate db:reset and db:schema:load
...atabases.rake (for Rails 3.2.x) and https://github.com/rails/rails/blob/v4.0.5/activerecord/lib/active_record/railties/databases.rake (for Rails 4.0.x)
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How to undo the effect of “set -e” which makes bash exit immediately if any command fails?
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answered Aug 18 '10 at 22:17
zwolzwol
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SQL UPDATE all values in a field with appended string CONCAT not working
... linda |
| 3 | sam |
| 4 | henry |
+------+-------+
4 rows in set (0.02 sec)
mysql> update t set data=concat(data, 'a');
Query OK, 4 rows affected (0.01 sec)
Rows matched: 4 Changed: 4 Warnings: 0
mysql> select * from t;
+------+--------+
| id | data |
+------+--------+
| 1 ...