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How to disable Crashlytics during development
Is there any simple way to turn Crashlytics Android SDK off while developing ?
28 Answers
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Liquibase lock - reasons?
I get this when running a lot of liquibase-scripts against a Oracle-server. SomeComputer is me.
7 Answers
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Why do we use Base64?
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Your first mistake is thinking that ASCII encoding and Base64 encoding are interchangeable. They are not. They are used for different purposes.
When you encode text in ASCII, you start with a text string and convert it to a sequence of bytes.
When...
Disabled form inputs do not appear in the request
I have some disabled inputs in a form and I want to send them to a server, but Chrome excludes them from the request.
10 A...
How can I see the SQL that will be generated by a given ActiveRecord query in Ruby on Rails
...that a given ActiveRecord Query will generate. I recognize I can get this information from the log after the query has been issued, but I'm wondering if there is a method that can be called on and ActiveRecord Query.
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Creating virtual directories in IIS express
Is there any way to create a virtual directory in IIS express? I know that Cassini can't do this and it would be nice to be able to do this without using a full version of IIS.
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Should MySQL have its timezone set to UTC?
...etime columns that you store, and are aware of the issues with daylight savings time.
On the other hand if you have control of the timezones of the servers you work with then you can have everything set to UTC internally and never worry about timezones and DST.
Here are some notes I collected of ...
When exactly are onSaveInstanceState() and onRestoreInstanceState() called?
The following figure (from the official doc ) describes the well-known lifecycle of an Android activity:
5 Answers
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cartesian product in pandas
... that is repeated for each row, then you can produce a cartesian product using merge (like you would in SQL).
from pandas import DataFrame, merge
df1 = DataFrame({'key':[1,1], 'col1':[1,2],'col2':[3,4]})
df2 = DataFrame({'key':[1,1], 'col3':[5,6]})
merge(df1, df2,on='key')[['col1', 'col2', 'col3']...
Make absolute positioned div expand parent div height
As you can see in the CSS below, I want child2 to position itself before child1 . This is because the site I'm currently developing should also work on mobile devices, on which the child2 should be at the bottom, as it contains the navigation which I want below the content on the mobile devices...