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Update README.md, introduce INSTALL.md and doc/FAQ.md
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Building Dogecoin
================
# Installing Dogecoin Core
See doc/build-*.md for instructions on building the various
elements of the Dogecoin Core reference implementation of Dogecoin.
### Pre-compiled binaries
The easiest way to install the latest version of the Dogecoin Core software is
by to download the latest precompiled binaries for your platform from the
[release page](https://github.com/dogecoin/dogecoin/releases). Currently,
binaries are released for the following platforms:
- Windows, 64-bit and 32-bit
- Linux, 64-bit and 32-bit
- MacOS, Intel 64-bit
- ARM, 64-bit and 32-bit Linux
These binaries are created and verified by multiple independent people, to
ensure honest and malware-free releases. See
[the gitian building documentation](doc/gitian-building.md) for more information
regarding that process.
### Compiling using packaged dependencies
It is possible to build your own copy of Dogecoin Core with the exact, tested,
dependencies, as used for the binary releases, by using the
[depends system](depends/description.md). Please refer to the
[depends README](depends/README.md) for instructions to build Dogecoin using
these dependencies.
### Compiling using system-provided libraries
The following are developer notes on how to build Dogecoin on your native
platform, using the dependencies as provided by your system's package manager.
They are not complete guides, but include notes on the necessary libraries,
compile flags, etc.
- [Unix Build Notes](doc/build-unix.md)
- [Windows Build Notes](doc/build-windows.md)
- [macOS Build Notes](doc/Building-Dogecoin-1.14-for-Mac.md)
### Testing
Unit tests can be compiled and ran with `make check`. Further details on running
and extending unit tests can be found in [/src/test/README.md](/src/test/README.md).
There are also [regression and integration tests](/qa) written in Python, that
are run automatically on the build server. These tests can be run (if the
[test dependencies](/qa) are installed) with: `qa/pull-tester/rpc-tests.py`
### Tips and tricks
**compiling for debugging**
Run `configure` with the `--enable-debug` option, then `make`. Or run `configure` with
`CXXFLAGS="-g -ggdb -O0"` or whatever debug flags you need.
**debug.log**
If the code is behaving strangely, take a look in the debug.log file in the data directory;
error and debugging messages are written there.
The `-debug=...` command-line option controls debugging; running with just `-debug` will turn
on all categories (and give you a very large debug.log file).
The Qt code routes `qDebug()` output to debug.log under category "qt": run with `-debug=qt`
to see it.
**testnet and regtest modes**
Run with the `-testnet` option to run with "play dogecoins" on the test network, if you
are testing multi-machine code that needs to operate across the internet.
If you are testing something that can run on one machine, run with the `-regtest` option.
In regression test mode, blocks can be created on-demand; see qa/rpc-tests/ for tests
that run in `-regtest` mode.
**DEBUG_LOCKORDER**
Dogecoin Core is a multithreaded application, and deadlocks or other multithreading bugs
can be very difficult to track down. Compiling with `-DDEBUG_LOCKORDER` (`configure
CXXFLAGS="-DDEBUG_LOCKORDER -g"`) inserts run-time checks to keep track of which locks
are held, and adds warnings to the debug.log file if inconsistencies are detected.

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README.md
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@ -7,32 +7,55 @@ Dogecoin Core [DOGE, Ð]
<div align="center">
[![DogecoinBadge](https://img.shields.io/badge/Doge-Coin-yellow.svg)](https://dogecoin.com)
[![Build Status](https://travis-ci.com/dogecoin/dogecoin.svg?branch=master)](https://travis-ci.com/dogecoin/dogecoin)
[![MuchWow](https://img.shields.io/badge/Much-Wow-yellow.svg)](https://dogecoin.com)
</div>
Select Doc Language: ENG | [CN_simplified](./README_zh_CN.md) | [more...](./README.md)
Select language: EN | [CN](./README_zh_CN.md)
Dogecoin is a cryptocurrency like Bitcoin, although it does not use SHA256 as
its proof of work (POW). Taking development cues from Tenebrix and Litecoin,
Dogecoin currently employs a simplified variant of scrypt.
- **Website:** [dogecoin.com](https://dogecoin.com)
## License Much license ⚖️
Dogecoin Core is released under the terms of the MIT license. See
[COPYING](COPYING) for more information or see
[opensource.org](https://opensource.org/licenses/MIT)
**Website:** [dogecoin.com](https://dogecoin.com)
## Development and contributions omg developers
Development is ongoing, and the development team, as well as other volunteers,
can freely work in their own trees and submit pull requests when features or
bug fixes are ready.
## Installation 💻
#### Version strategy
Please see [the installation guide](INSTALL.md) for information about installing
Dogecoin Core.
### Such ports
Dogecoin Core by default uses port `22556` for peer-to-peer communication that
is needed to synchronize the "mainnet" blockchain and stay informed of new
transactions and blocks. Additionally, a JSONRPC port can be opened, which
defaults to port `22555` for mainnet nodes. It is strongly recommended to not
expose RPC ports to the public internet.
| Function | mainnet | testnet | regtest |
| :------- | ------: | ------: | ------: |
| P2P | 22556 | 44556 | 18444 |
| RPC | 22555 | 44555 | 18332 |
## Ongoing development - Moon plan 🌒
Dogecoin Core is an open source and community driven software. The development
process is open and publicly visible; anyone can see, discuss and work on the
software.
Main development resources:
* [Github Projects](https://github.com/dogecoin/dogecoin/projects) is used to
follow planned and in-progress work for upcoming releases.
* [Github Discussion](https://github.com/dogecoin/dogecoin/discussions) is used
to discuss features, planned and unplanned, related to both the development of
the Dogecoin Core software, the underlying protocols and the DOGE asset.
* [Dogecoindev subreddit](https://www.reddit.com/r/dogecoindev/)
### Version strategy
Version numbers are following ```major.minor.patch``` semantics.
#### Branches
### Branches
There are 3 types of branches in this repository:
- **master:** Stable, contains the latest version of the latest *major.minor* release.
@ -44,119 +67,37 @@ There are 3 types of branches in this repository:
*submitted against those. Maintenance branches are there for **bug fixes only,***
*please submit new features against the development branch with the highest version.*
#### Contributions ✍️
## Contributing 🤝
Developers are strongly encouraged to write [unit tests](src/test/README.md) for new code, and to
submit new unit tests for old code. Unit tests can be compiled and run
(assuming they weren't disabled in configure) with: `make check`. Further details on running
and extending unit tests can be found in [/src/test/README.md](/src/test/README.md).
If you find a bug or experience issues with this software, please report it
using the [issue system](https://github.com/dogecoin/dogecoin/issues/new?assignees=&labels=bug&template=bug_report.md&title=%5Bbug%5D+).
There are also [regression and integration tests](/qa) of the RPC interface, written
in Python, that are run automatically on the build server.
These tests can be run (if the [test dependencies](/qa) are installed) with: `qa/pull-tester/rpc-tests.py`
Please see [the contribution guide](CONTRIBUTING.md) to see how you can
participate in the development of Dogecoin Core. There are often
[topics seeking help](https://github.com/dogecoin/dogecoin/labels/help%20wanted)
where your contributions will have high impact and get very appreciation. wow.
Changes should be tested by somebody other than the developer who wrote the
code. This is especially important for large or high-risk changes. It is useful
to add a test plan to the pull request description if testing the changes is
not straightforward.
## Communities 🚀🍾
You can join the communities on different social media.
To see what's going on, meet people & discuss, find the lastest meme, learn
about Dogecoin, give or ask for help, to share your project.
Here are some places to visit:
* [Dogecoin subreddit](https://www.reddit.com/r/dogecoin/)
* [Dogeducation subreddit](https://www.reddit.com/r/dogeducation/)
* [Discord](https://discord.gg/dogecoin)
* [Dogecoin Twitter](https://twitter.com/dogecoin)
## Very Much Frequently Asked Questions ❓
### How much doge can exist? So many puppies! 🐕
Early 2015 (approximately a year and a half after release) there were
approximately 100,000,000,000 coins.
Each subsequent block will grant 10,000 coins to encourage miners to continue to
secure the network and make up for lost wallets on hard drives/phones/lost
encryption passwords/etc.
Do you have a question regarding Dogecoin? An answer is perhaps already in the
[FAQ](doc/FAQ.md) or the
[Q&A section](https://github.com/dogecoin/dogecoin/discussions/categories/q-a)
of the discussion board!
### Such mining information ⛏
Dogecoin uses a simplified variant of the scrypt key derivation function as its
proof of work with a target time of one minute per block and difficulty
readjustment after every block. The block rewards are fixed and halve every
100,000 blocks. Starting with the 600,000th block, a permanent reward of
10,000 Dogecoin per block will be issued.
Originally, a different payout scheme was envisioned with block rewards being
determined by taking the maximum reward as per the block schedule and applying
the result of a Mersenne Twister pseudo-random number generator to arrive at a
number between 0 and the maximum reward.
This was changed starting with block 145,000, to prevent large pools from gaming
the system and mining only high reward blocks. At the same time, the difficulty
retargeting was also changed from four hours to once per block (every minute),
implementing an algorithm courtesy of the DigiByte Coin development team, to
lessen the impact of sudden increases and decreases of network hashing rate.
**The current block reward schedule:**
| Block | Reward in Dogecoin |
| :------------------- | -----------------: |
| 199,999 | 01,000,000 |
| 100,000144,999 | 0500,000 |
| 145,000199,999 | 250,000 |
| 200,000299,999 | 125,000 |
| 300,000399,999 | 62,500 |
| 400,000499,999 | 31,250 |
| 500,000599,999 | 15,625 |
| 600,000+ | 10,000 |
**The original block reward schedule, with one-minute block targets and four-hour difficulty readjustment:**
| Block | Reward in Dogecoin |
| :------------------- | -----------------: |
| 199,999 | 01,000,000 |
| 100,000199,999 | 0500,000 |
| 200,000299,999 | 0250,000 |
| 300,000399,999 | 0125,000 |
| 400,000499,999 | 062,500 |
| 500,000599,999 | 031,250 |
| 600,000+ | 10,000 |
### Wow plz make dogecoind/dogecoin-cli/dogecoin-qt
The following are developer notes on how to build Dogecoin on your native platform. They are not complete guides, but include notes on the necessary libraries, compile flags, etc.
- [OSX Build Notes](doc/build-osx.md)
- [Unix Build Notes](doc/build-unix.md)
- [Windows Build Notes](doc/build-windows.md)
### Such ports
- RPC 22555
- P2P 22556
## Development tips and tricks
**compiling for debugging**
Run `configure` with the `--enable-debug` option, then `make`. Or run `configure` with
`CXXFLAGS="-g -ggdb -O0"` or whatever debug flags you need.
**debug.log**
If the code is behaving strangely, take a look in the debug.log file in the data directory;
error and debugging messages are written there.
The `-debug=...` command-line option controls debugging; running with just `-debug` will turn
on all categories (and give you a very large debug.log file).
The Qt code routes `qDebug()` output to debug.log under category "qt": run with `-debug=qt`
to see it.
**testnet and regtest modes**
Run with the `-testnet` option to run with "play dogecoins" on the test network, if you
are testing multi-machine code that needs to operate across the internet.
If you are testing something that can run on one machine, run with the `-regtest` option.
In regression test mode, blocks can be created on-demand; see qa/rpc-tests/ for tests
that run in `-regtest` mode.
**DEBUG_LOCKORDER**
Dogecoin Core is a multithreaded application, and deadlocks or other multithreading bugs
can be very difficult to track down. Compiling with `-DDEBUG_LOCKORDER` (`configure
CXXFLAGS="-DDEBUG_LOCKORDER -g"`) inserts run-time checks to keep track of which locks
are held, and adds warnings to the debug.log file if inconsistencies are detected.
## License - Much license ⚖️
Dogecoin Core is released under the terms of the MIT license. See
[COPYING](COPYING) for more information or see
[opensource.org](https://opensource.org/licenses/MIT)

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## Very Much Frequently Asked Questions ❓
### How much doge can exist? So many puppies! 🐕
Early 2015 (approximately a year and a half after release) there were
approximately 100,000,000,000 coins.
Each subsequent block will grant 10,000 coins to encourage miners to continue to
secure the network and make up for lost wallets on hard drives/phones/lost
encryption passwords/etc.
### Such mining information ⛏
Dogecoin uses a simplified variant of the scrypt key derivation function as its
proof of work with a target time of one minute per block and difficulty
readjustment after every block. The block rewards are fixed and halve every
100,000 blocks. Starting with the 600,000th block, a permanent reward of
10,000 Dogecoin per block will be issued.
Originally, a different payout scheme was envisioned with block rewards being
determined by taking the maximum reward as per the block schedule and applying
the result of a Mersenne Twister pseudo-random number generator to arrive at a
number between 0 and the maximum reward.
This was changed starting with block 145,000, to prevent large pools from gaming
the system and mining only high reward blocks. At the same time, the difficulty
retargeting was also changed from four hours to once per block (every minute),
implementing an algorithm courtesy of the DigiByte Coin development team, to
lessen the impact of sudden increases and decreases of network hashing rate.
**The current block reward schedule:**
| Block | Reward in Dogecoin |
| :------------------- | -----------------: |
| 199,999 | 01,000,000 |
| 100,000144,999 | 0500,000 |
| 145,000199,999 | 250,000 |
| 200,000299,999 | 125,000 |
| 300,000399,999 | 62,500 |
| 400,000499,999 | 31,250 |
| 500,000599,999 | 15,625 |
| 600,000+ | 10,000 |
**The original block reward schedule, with one-minute block targets and
four-hour difficulty readjustment:**
| Block | Reward in Dogecoin |
| :------------------- | -----------------: |
| 199,999 | 01,000,000 |
| 100,000199,999 | 0500,000 |
| 200,000299,999 | 0250,000 |
| 300,000399,999 | 0125,000 |
| 400,000499,999 | 062,500 |
| 500,000599,999 | 031,250 |
| 600,000+ | 10,000 |