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RSpec: how to test if a method was called?
...ng a lot of code that looks like this in order to ensure that a method was called during the execution of a test (for the sake of argument, let's just say I can't really interrogate the state of the object after the call because the operation the method performs is not easy to see the effect of).
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Replace None with NaN in pandas dataframe
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You can use DataFrame.fillna or Series.fillna which will replace the Python object None, not the string 'None'.
import pandas as pd
import numpy as np
For dataframe:
df = df.fillna(value=np.nan)
For column or series:
df.mycol.f...
How do I create a directory from within Emacs?
How exactly can I create a new directory using Emacs? What commands do I use? (If possible, please provide an example)
6 An...
How to add a WiX custom action that happens only on uninstall (via MSI)?
...e and the values they have for various installation scenarios:
So in my case I wanted a CA that will run only on uninstalls - not upgrades, not repairs or modifies. According to the table above I had to use
<Custom Action='CA_ID' Before='other_CA_ID'>
(NOT UPGRADINGPRODUCTCODE) AN...
Search for selection in vim
...myself wanting to search for a string within a function, for example every call to object->public_member.memberfunc() .
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Force Screen On
...t is far, far better to use the window flag FLAG_KEEP_SCREEN_ON, which you can enable on your activity's window in your onCreate() like this:
@Override
protected void onCreate(Bundle icicle) {
super.onCreate(icicle);
getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
}
T...
Turn off spell checking in Eclipse for good
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It's not a perfect fix, but you can copy existing workspace preferences into any workspace. I keep a separate .epf (Eclipse preferences file, I guess) that I just import into every new workspace I create:
File → Import... → General → Preferences → N...
How to convert ActiveRecord results into an array of hashes
...records = TaskStoreStatus.all
tasks_records = tasks_records.as_json
# You can now add new records and return the result as json by calling `to_json`
tasks_records << TaskStoreStatus.last.as_json
tasks_records << { :task_id => 10, :store_name => "Koramanagala", :store_region =>...
Is it possible for a unit test to assert that a method calls sys.exit()
I have a python 2.7 method that sometimes calls
4 Answers
4
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How to use android emulator for testing bluetooth application?
I am developing an application which will send a request to a bluetooth printer for printing. The code is working fine for real devices, but I want to run it on the Android Emulator. How can I use the emulator for bluetooth testing?
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