Author Archives: John Woodward

About John Woodward

Principal Consultant at Improving Enterprises, Inc.

PCF rest calls to a particular instance

If you have the need to hit a particular instance of a running application in PCF (Pivotal Cloud Foundry; might apply to just Cloud Foundry), all you have to do is set the header `X-CF-APP-INSTANCE` with the `<app guid>:<instance num>`. … Continue reading

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Installing a particular docker iso version

Ran into this a couple of times … how to install a particular docker image. For example, if you want the v17.12.1-ce version of boot2docker …. docker-machine create -d virtualbox –virtualbox-boot2docker-url https://github.com/boot2docker/boot2docker/releases/download/v17.12.1-ce/boot2docker.iso default   We had to do this because … Continue reading

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Gradle magic – local initializations

This was cool; thanks to a buddy, I was able to add  a script into my ~/.gradle/init.d folder (named eclipse.gradle). What this script does is … if the eclipse plugin is included in a build.gradle file, upon invoking with something … Continue reading

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TreeSet and Comparators …

This one tripped us up today; we have a set of entries sorted by distance, which we end up putting into a TreeSet. The entries we are putting in do implement the Comparator interface. What tripped us up is … … Continue reading

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Eclipse Buildship update issue

Just ran into this, and from searching via Google, it periodically is an issue. I received the notification in Eclipse that updates were available, so … easy enough, click the dialog and start the update process. It then fails with … Continue reading

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Docker toolbox/Virtual Box network interfaces

Talking Windows 8 … trying to create a docker instance … and we would get a message like: Error setting up host only network on machine start: VirtualBox is configured with multiple host-only adapters with the same name “HostInterfaceNetworking-VirtualBox Host-Only … Continue reading

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Postman Doesn’t Start After Latest Update

Quick one here — Postman doesn’t seem to want to start on my Windows 8 box after the latest update. Did a good bit of digging, and …. can’t remember where I found this (I’ll provide a reference if I … Continue reading

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