wesley tanaka

Tech

Android Menu vs Action Bar

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The options menu in Android will be displayed differently in the UI of your app depending on the value of android:targetSdkVersion that you set in AndroidManifest.xml. If android:targetSdkVersion is not set, or is set to a value less than 11, you will always get a grid of up to six menu items in one or two rows near the bottom of the screen.

View HTTP requests made by Internet Explorer

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Tools that can inspect HTTP traffic coming from IE8, IE9, IE10 etc.Browser plugins

Network sniffers

Detect if Android application is running inside a unit test

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I wanted to disable ACRA in an Android application while it was being unit tested by the android.test framework, so that crashes in worker threads would get detected by the test runner as failures, instead of getting reported to ACRA.

Open Google Maps Android "Offline" List While Online

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To open the list of offline maps in Google Maps for Android while a network connection is enabled, tap on "Maps" in the title bar and pick "My Places" from the list that drops down.

This can be useful for resuming failed downloads or re-downloading offline maps if they have mysteriously been deleted.

Convert .vmdk virtual disk to .vdi

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To convert a .vmdk virtual disk file into .vdi:

VBoxManage clonehd filename.vmdk filename.vdi -format VDI

Projecting images onto a soap bubble

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Switching the Windows key behavior in Ubuntu Unity

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Ubuntu 12.04 LTS (Precise Pangolin)

pyplot: how to display multiple figures / windows simultaneously

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To display multiple figures/windows at the same time in pyplot, you can use the figure() function:

import matplotlib.pyplot as p
p.plot(range(10))
p.figure()
p.plot(range(10), 'ro-')
p.show()

Kill the Dock in Mac OS X

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To kill the dock in Mac OS X, in a Terminal, type:

killall Dock

The dock will shut down and  re-start automatically.  If do not want the dock to run at all—for example if you want to free up memory or free up pixels from the screen—remove the /System/Library/CoreServices/Dock.app directory with:

cd /System/Library/CoreServices
sudo mv Dock.app Dock.app.orig
killall Dock

Un-fetch git-svn revisions; Rewind git svn commits; Revert remotes/trunk branch

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It's possible for an old subversion commit to be changed after it has already been committed.  One example is someone editing a commit log message for an old revision with svn propedit -r <revision> --revprop svn:log <URL>

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by Wesley Tanaka