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Continue reading →: SSDT 2017 and Backwards Compatibility
If you are working with SSDT 2017 and creating reports for earlier versions of SSRS, please read the following article! https://docs.microsoft.com/en-us/sql/reporting-services/tools/deployment-and-version-support-in-sql-server-data-tools-ssrs?view=sql-server-2017 I really think MS did a great job here with the “TargetServerVersion” property functionality, which allows reports to convert to previous SSRS formats during deployment.
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Continue reading →: AWS Developer Certification – My Plan
Below is my plan to obtain the AWS Developer Certification. For each of the following areas listed further down, I am trying to do the following: Read the FAQ’s Practice in the console Practice with the CLI and understand the functions\parameters Review all HTTP codes Review all defaults and limits…
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Continue reading →: Python – Tesseract – OCR – IMAGE
You can do some pretty cool things with tesseract-ocr. Using PyOCR, which is a wrapper for Tesseract, you can generate text from an image using Tesseract. Example Image: Example Output: Example Code: from wand.image import Image from PIL import Image as PI import pyocr import pyocr.builders import io import sys reload(sys)…
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Continue reading →: Virtualenvwrapper for Windows
You can speed up the use of Python Virtual Environments by using “virtualenvwrapper“. If you are working on Windows, you can use the port “virtualenvwrapper-win“. Here is an example convenience command provided by this Windows port. mkvirtualenv <project_name> Combines virtualenv, activate, and other stuff…. Check out this link for a…
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Continue reading →: AWS Consistency Models
S3 Consistency Model Puts (New record) = Read-after-write consistency model Updates and Deletes = Eventual consistency model DynamoDB Consistency Model Write = Eventual consistency model Read = Eventual consistency model Read = Optional – Strong consistency model Definitions Read-after-write consistency model = New objects should be available with out delays to clients.…
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Continue reading →: Docker Hub – Build Hooks
I tried out the Docker Hub post_push hook script today with my automated build and it works great. This link has all the details around more advanced Docker Hub build scripting. What I tried using the post_push script for was to tag my mainline build (latest) with another specific tag…
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Continue reading →: Docker Goodies – Frequent Commands
Noting some of the usual Docker commands I run for future reference… Start Docker daemon = systemctl start docker View running Docker images = docker ps View all images on the server = docker images or docker image ls Remove all images on the server (dangling and unused) = docker…
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Continue reading →: Docker Build Error – Temporary Error (try again later)
When building a new Docker image from Alpine 3.6 (RUN apk –update add –virtual build-dependencies gcc …), I encountered the following errors: fetch http://dl-cdn.alpinelinux.org/alpine/v3.6/main/x86_64/APKINDEX.tar.gz ERROR: http://dl-cdn.alpinelinux.org/alpine/v3.6/main: temporary error (try again later) WARNING: Ignoring APKINDEX.84815163.tar.gz: No such file or directory fetch http://dl-cdn.alpinelinux.org/alpine/v3.6/community/x86_64/APKINDEX.tar.gz ERROR: http://dl-cdn.alpinelinux.org/alpine/v3.6/community: temporary error (try again later) WARNING: Ignoring…
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Continue reading →: AWS DynamoDB Throughput Capacity
Calculating throughput capacity! Read capacity units 1 strong consistent read per second up to 4 KB item 2 eventually consistent reads per second up to 4 KB item Write capacity unit 1 write per second for an item up to 1 KB in size Example: 1000 writes per 10 seconds @ 512 bytes…
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Continue reading →: RHEL – Start dhclient on boot
I just spun up a RHEL instance and noticed my DHCP Client was not starting on boot. Simplest solution for me was to update my NICs interface file with “ONBOOT=yes” and ensure “BOOTPROTO=dhcp” was set.