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A Calibre e-könyv konvertáló program rossz formátumra konvertál

Laszlo Pinter By Laszlo Pinter
No Comments on A Calibre e-könyv konvertáló program rossz formátumra konvertál
1 Min Read

Ha megváltoztatjuk az Előnyben résszesített kimeneti formátumot, a Calibre program néha továbbra is az előző beállítás szerint konvertálja a könyveket. Hogy felfrissítsük a beállítást Kattintsunk a Beállítások gombra Kattintsunk a Viselkedés gombra…

Knowledge Base
December 2, 2021

Letölthető elektronikus könyvek

Laszlo Pinter By Laszlo Pinter
No Comments on Letölthető elektronikus könyvek
1 Min Read

Ezeken az oldalakon ingyen letölthető elektronikus könyvek találhatók Papírontúl Ingyenes, legálisan letölthető elektronikus könyvek Adatbázis 1, 1200 könyv a Magyar Elektronikus Könyvtár oldaláról Adatbázis 2, 235 könyv a Kindlevarázs és a Gutenberg…

Knowledge Base
December 2, 2021

Libri elektronikus könyv olvasása az Amazon Kindle Paperwhite-on

Laszlo Pinter By Laszlo Pinter
No Comments on Libri elektronikus könyv olvasása az Amazon Kindle Paperwhite-on
2 Min Read

Az Amazon Kindle Paperwhite a következő formátumokat támogatja: MOBI könyv (.mobi) Kindle könyv (.azw csak kábelen másolható, email-ben nem küldhető) Microsoft Word (.doc, .docx) HTML (.htm, .html) Rich Text Format (.rtf) Text (.txt) JPEG (.jpeg, .jpg)…

Knowledge Base
December 2, 2021

Amazon Kindle Paperwhite konfigurálása Libri elektronikus könyv olvasásához

Laszlo Pinter By Laszlo Pinter
No Comments on Amazon Kindle Paperwhite konfigurálása Libri elektronikus könyv olvasásához
2 Min Read

A legegyszerűbb, ha a könyveket email-ben küldjük as Amazon Kindle Paperwhite-re. Így nem kell hozzákapcsolnunk a Kindle-t a számítógépünkhöz. Jegyezzük fel a Kindle email címét Jelentkezzünk be az amazon.com web site-ba. Az Accounts & Lists menüben…

Knowledge Base
December 1, 2021

Quiet down the low frequency vibration of the LRDCS2603S bottom freezer LG refrigerator

Laszlo Pinter By Laszlo Pinter
No Comments on Quiet down the low frequency vibration of the LRDCS2603S bottom freezer LG refrigerator
2 Min Read

LG uses a piston-type compressor in its new refrigerators. The company offers 10-year warranty on the new design, but the new compressor generates a very strong 60 Hz vibration. You can hear it as a low-frequency hum and shakes the entire house. The…

Knowledge Base
November 21, 2021

Failed to install cookbooks from lockfile

Laszlo Pinter By Laszlo Pinter
No Comments on Failed to install cookbooks from lockfile
1 Min Read

During Chef cookbook testing with Test Kitchen only one “converge” action can update the Policyfile.lock.json at a time. If you test multiple recipes in the same cookbook, wait for the “Updating policy lock using /usr/local/bin/chef-cli…

Knowledge Base
October 19, 2021

Move AWS EC2 instance to another subnet or availability zone

Laszlo Pinter By Laszlo Pinter
No Comments on Move AWS EC2 instance to another subnet or availability zone
1 Min Read

When we move an EC2 instance from one subnet to another or to another availability zone the EC2 Metadata Service stops working on the instance. We get the error message: Unable to get IAM security credentials from EC2 Instance Metadata Service. To enable…

Knowledge Base
October 1, 2021

Cannot modify the instance class because there are no instances of the requested class available in the current instance’s availability zone

Laszlo Pinter By Laszlo Pinter
No Comments on Cannot modify the instance class because there are no instances of the requested class available in the current instance’s availability zone
1 Min Read

When you change the instance type of an AWS RDS instance, the availability zone of the instance has to have available capacity of the selected type. Some older availability zones (us-east-1a) have more old instance types than new types available. If the…

Knowledge Base
September 13, 2021

Exit from Bash script on error without closing the terminal window

Laszlo Pinter By Laszlo Pinter
No Comments on Exit from Bash script on error without closing the terminal window
1 Min Read

To terminate the script in case of an error, we can use the “-e” option. When a bash script is “sourced”, called from an alias with a leading dot like my-alias='. /my-script to execute in the same process, or a function is…

Knowledge Base
August 27, 2021

Error: Failed to install cookbooks from lockfile

Laszlo Pinter By Laszlo Pinter
No Comments on Error: Failed to install cookbooks from lockfile
1 Min Read

When the CI/CD pipeline loads dependency cookbooks from GitHub and the kitchen converge process throws the error: Error: Failed to install cookbooks from lockfileReason: (CookbookOmnifetch::NotACookbook) The resource at ‘/…’ does not…

Knowledge Base
August 24, 2021
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