Multitasking the Android way...

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Multitasking the Android way...

chuacw

Tue, 4 May 2010 @ 8:18 PM

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Dianne Hackborn (born to hack?) explains how Android and Android applications are able to multitask, and provides a link to a blog post on why iPhone doesn't.

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Chee Wee's discoveries and tech blog

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Chee Wee's discoveries and tech blog

Random notes on TypeScript

Posted over 5 years ago

by chuacw
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How to add properties to existing objects in TypeScript declare global { interface Window { MyNamespace: any; } } window.MyNamespace = window.MyNamespace...
Chee Wee's discoveries and tech blog

Javascript IIFE and Delphi IIFE

Posted over 5 years ago

by chuacw
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In Javascript, you can define an anonymous function that can be executed immediately. It is called an Immediate Invocation Function Expression, aka IIFE...
Chee Wee's discoveries and tech blog

Examples of known blockchain attacks #3: Parity Wallet hack

Posted over 5 years ago

by chuacw
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The Parity Wallet hack was an attack performed on 19 Jul 2017, on the 2 Ethereum smart contracts deployed by Parity Techologies . The first Parity smart...
Chee Wee's discoveries and tech blog

Examples of known blockchain attacks #2: The DAO re-entrancy hack

Posted over 5 years ago

by chuacw
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The Decentralised Autonomous Organisation (DAO) was a smart contract deployed on the Ethereum blockchain network designed to fund blockchain projects and...
Chee Wee's discoveries and tech blog

Examples of known blockchain attacks #1: Double-spend attack

Posted over 6 years ago

by chuacw
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Inherent to the design of the blockchain is the principle of democracy, that all honest nodes agree upon the longest chain to be the source of truth. As...
Chee Wee's discoveries and tech blog

Building the Delphi RTL on mac OSX

Posted over 6 years ago

by chuacw
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Release: %BDS%\bin\dccosx64.exe -$C- -$D0 -$L- -CG -H -M -Q -V- -W^ -Z -- no -config -JPHN -W-UNSUPPORTED_CONSTRUCT -W-UNIT_DEPRECATED -W-SYMBOL_DEPRECATED...
Chee Wee's discoveries and tech blog

Extending enumerated types with new members...

Posted over 6 years ago

by chuacw
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Delphi has an enumerated type since the beginning. I'm sure some of us have from time to time, wonder how to extend an enumerated type, like this developer...
Chee Wee's discoveries and tech blog

Reading the properties of a PNG image

Posted over 6 years ago

by chuacw
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How do you read and write to the properties of a PNG image? Let the following image show you how.
Chee Wee's discoveries and tech blog

Free more space by redirecting the Linux SDKs for your RAD Studio

Posted over 6 years ago

by chuacw
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How to free more space on your home drive by redirecting the location for SDKs in RAD Studio
...
Chee Wee's discoveries and tech blog

Command line used to compile System.pas in Delphi

Posted over 6 years ago

by chuacw
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Learn the command line used to compile System.pas in Delphi
...