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Mika
@mtl1979
51
Freelance journalist, software designer
Followers
124
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1
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Location
Kaarina, Finland
Website
http://www.talleo.org
Created
2017-10-05 19:09
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mtl1979
genealogy
3y
How to use MyHeritage Family Tree Builder without subscribing...
In recent update of MyHeritage's backend software, they blocked non-Premium/PremiumPlus accounts from syncing with the online tree. As side-effect, this resulted in corrupted data being received if user
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mtl1979
cryptocurrencies
3y
PayPal launches its own stablecoin PYUSD... Is it safe or not?
As security professional I'm going to focus on the security part of the stable coin. PayPal USD (PYUSD) is partially ERC20 conforming token on Ethereum mainnet implemented as upgradeable contract. This
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mtl1979
browsers
3y
Design limitations of responsive websites
How to make website adjust with size of browser window
mtl1979
linux
4y
April 1st, 2023 marks end of mainstream support of Ubuntu 18.04
There is still some virtual private servers that rely on gcc 6.x series and Ubuntu 18.04 as gcc 7.x series is known to cause issues when running inside qemu based virtual machine on some Intel Xeon processors.
mtl1979
tokens
4y
Understanding the Ethereum London Revised scam...
Ethereum London Revised scam explained.
mtl1979
tokens
4y
How to use PancakeSwap for creating trading pair, swapping, buying and selling tokens - Part 2
Tutorial for using PancakeSwap
mtl1979
tokens
4y
How to use PancakeSwap for creating trading pair, swapping, buying and selling tokens - Part 1
Tutorial for using PancakeSwap
mtl1979
abuse
4y
How to combat abuse of token bridges...
There is several ways to combat abuse of token bridges that convert between a coin and a wrapped token, or between two tokens. Make sure the destination address is not the NULL address or address that
mtl1979
funny
4y
Finnish food and drink company recalls potato chips due to potential overdose...
Finnish food and drink company Paulig recalls batch of tortilla chips due to potential risk of overdose of atropine and scopolamine when eaten in excess amount... Both atropine and scopolamine are naturally
mtl1979
python
4y
Why it is bad idea to let Ubuntu upgrade Python to 3.10...
Usually it's recommended to let Linux install all the updates, but in case of Ubuntu, sometimes it is better to not install every update. Python 3.10 is not backwards compatible with versions 3.8 and 3.9,
mtl1979
ethereum
4y
How to avoid getting scammed with malicious token contracts
Usually when a new wallet address interacts with a decentralized exchange, scammers start sending tokens which can't be sold. This is because the token contract checks if the wallet address matches predefined
mtl1979
tokens
4y
Decentralized exchange or not?
For me, decentralized exchange has always meant that any compatible token can be added with any amount of liquidity. Nowadays, when cross-blockchain decentralized exchanges have been created, some require
mtl1979
corruption
4y
Corruption scandal revealed in Finnish judicial system
According to former government employee, judges of District Court of Western Finland, administrative court of Turku and Supreme Administrative Court have planned together to siphon potential money from
mtl1979
ethereum
4y
Calculating Ethereum or Binance Smart Chain gas...
Legacy transactions Previously calculating gas was easy, as you could just specify gas amount, gas price and gas limit. Gas amount is fee to compensate the computing power that a smart contract method
mtl1979
blockchains
4y
Smart contract platforms start to fight against non-conforming token contracts...
One big problem of smart contract platforms is that there is no way to block creating malicious contracts. Any contract can use existing method signatures of well known token standard and reimplement the
mtl1979
exchanges
4y
Recent trend on exchange hacking...
A lot of smaller exchanges have been hacked in last few years. A new trend in hacking has been to target machines used to maintain exchanges instead of trying to hack the exchange itself... A lot of exchange
mtl1979
exchanges
4y
How token scams work...
A lot of us have been scammed by malicious smart contracts that check who calls the smart contract and then change the behavior of the contract. The principle is easy: First an user is sent small amount
mtl1979
Talleo
4y
Support for resolving wallet address using DNS
During last week, we have implemented querying wallet addresses using TXT records of the e-mail domain. To register a mapping, domain holder must add TXT record using name where "@" in e-mail
mtl1979
Talleo
4y
Talleo adds support for compiling under FreeBSD and NetBSD.
In recent commits, patches were included to allow building command-line binaries under FreeBSD 13.0 and daily snapshot of NetBSD (tested with 9.99.96). NetBSD 9.2 or older don't support required kernel
mtl1979
development
4y
Overloading operators in namespaces
It's very common to overload operators for custom C++ classes but sometimes the overloaded operator is not actually used, if the class is defined in different namespace as the overloaded operator. To fix
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