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Some hints on Dataproc

When running a job in the cluster of Dataproc, it reported:

java.util.concurrent.ExecutionException: java.lang.ClassNotFoundException: Failed to find data source: BIGQUERY.

The reason is I havenR
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ROBIN DONG 2021-09-03 11:54 | 查看: 299

Kubeflow deployment: part 2

Instead of using other strange components of Kubeflow, we can just use Kubeflow Pipelines which is much easier to be deployed and used.

After deployment (less than 20 minutes), I test my first examp
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ROBIN DONG 2021-08-20 14:55 | 查看: 63

My summary for the paper “Unified Language Model Pre-training for Natural Language Understanding and Generation”

For NLU (Natural Language Understanding), we use the bidirectional language model (like BERT), but for NLG(Natural Language Generation), the left-to-right unidirectional language model (like GPT) is t
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ROBIN DONG 2021-08-10 08:56 | 查看: 71

Kubeflow deployment: part 1

By following the document, I tried to deploy the management cluster of Kubeflow. But after running make apply-cluster it reported:

The management cluster name "kubeflow-mgmt" is valid.
# De
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ROBIN DONG 2021-07-30 08:02 | 查看: 213

Some tips in groovy of Jenkins

Groovy could be used as the configuration file for Jenkins workflow. Although I totally don’t make head or tail of Groovy, its syntax is not hard to learn.

How to iterate a list

To export a bu
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ROBIN DONG 2021-07-23 08:23 | 查看: 60

How to paste in Vim

After I have written the SQL on BigQuery’s UI:

SELECT
first_column
FROM
`project.dataset.table`
ORDER BY
`first_column` ASC
LIMIT
1000

I tried to copy it to my Vim editor through ̶
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ROBIN DONG 2021-07-16 09:29 | 查看: 64

The “real size” of hex file for AVR microcontroller

Recently I dug out my USBasp tool and a few AVR microcontrollers, for enjoying programming the C language again. Unexpectedly, the old ATTINY2313V and ATmega88V couldn’t work with my USBasp tool
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ROBIN DONG 2021-07-08 18:35 | 查看: 57

First experiments about Vertex AI of Google Cloud

As the above menu show in the Vertex AI, it is trying to include all common processes of building and running a machine learning model.

For my experiment, I just create a Dataset by loading file from
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ROBIN DONG 2021-06-25 09:56 | 查看: 113

The low-power mode for STM8L and ATTINY2313

I used to think STM8L would cost less energy than ATTINY. Today I got some time to view the datasheet for these two MCU.

First comes the STM8L datasheet:

If we just use low speed oscillator (LSI) in
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ROBIN DONG 2021-06-18 14:52 | 查看: 79

Upgrade GKE cluster

Normally, to upgrade a cluster of Google Kubernetes Engine, we need to upgrade the master at first, and then node_pools. For convenience, I just click the button “UPGRADE AVAILABLE” in the
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ROBIN DONG 2021-06-11 08:15 | 查看: 106

Recover truncated table in BigQuery

If you accidentally truncate a table in BigQuery, you can try this article to recover the data. Furthermore, I found out that the "bq cp project:dataset.table@-36000 project:dataset.table” metho
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ROBIN DONG 2021-06-03 14:39 | 查看: 98

Be careful with random generate number

This is the program I have used for a month:

import numpy as np

np.random.seed(202105)
rand = np.random.rand()

# business logic code using 'rand'

Then I add another np.random.rand() in the head of
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ROBIN DONG 2021-05-27 13:50 | 查看: 89

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