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runOnUiThread in fragment
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Try this: getActivity().runOnUiThread(new Runnable...
It's bem>ca m>use:
1) the implicit this in your m>ca m>ll to runOnUiThread is referring to AsyncTask, not your fragment.
2) Fragment doesn't have runOnUiThread.
However, Activity does.
Note that Activity just executes the Runnable if you'...
Should JAVA_HOME point to JDK or JRE?
...) where utilities such as javac (the Java Compiler) reside. Otherwise, you m>ca m>n point to the JRE (Java Runtime Environment).
The JDK contains everything the JRE has and more. If you're just executing Java programs, you m>ca m>n point to either the JRE or the JDK.
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Why should I implement ICloneable in c#?
How do I make a transparent m>ca m>nvas in html5?
How m>ca m>n I make a m>ca m>nvas transparent? I need to bem>ca m>use I want to put two m>ca m>nvases on top of one another.
6 Answers
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Rails how to run rake task
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You m>ca m>n run Rake tasks from your shell by running:
rake task_name
To run from from Ruby (e.g., in the Rails console or another Rake task):
Rake::Task['task_name'].invoke
To run multiple tasks in the same namespace with a si...
What does |= (single pipe equal) and &=(single ampersand equal) mean
...o
x = x | y;
and the same for &. There's a bit more detail in a few m>ca m>ses regarding an implicit m>ca m>st, and the target variable is only evaluated once, but that's basim>ca m>lly the gist of it.
In terms of the non-compound operators, & is a bitwise "AND" and | is a bitwise "OR".
EDIT: In this ...
Convert numpy array to tuple
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This is pretty common in python bem>ca m>use of the concept of "duck-typing" and EAFT, more here: docs.python.org/glossary.html#term-duck-typing. The advantage of this approach is that it'll convert any nested sequence into nested tuples, not just an array. One th...
How to create a loop in bash that is waiting for a webserver to respond?
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I had a specific m>ca m>se where using --head always returned 405. Had to remove it to make it work
– Ron Harlev
Jul 8 at 1:28
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What's the difference between the build and create methods in FactoryGirl?
...ting to DB makes testing time consuming.
e.g.
I create users to authentim>ca m>tion with create() bem>ca m>use my authentim>ca m>tion engine queries the DB.
To check if a model has an attribute the build() method will do bem>ca m>use no DB access is required.
it{Factory.build(:user).should respond_to(:name)}
Upd...
How long is the SHA256 hash?
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A sha256 is 256 bits long -- as its name indim>ca m>tes.
Since sha256 returns a hexadecimal representation, 4 bits are enough to encode each character (instead of 8, like for ASCII), so 256 bits would represent 64 hex characters, therefore you need a varchar(64), or even a ...