Grzegorz Korycki
Grzegorz Korycki
3.9 (62)
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10+ years
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Programmer, developer. (39 years old)
Experience in programming in 15 different languages.

My hobbies are history, history of economics and money, politics, bicycle riding, trading, game programming, strategy and rpg games.
Grzegorz Korycki
Added topic strange math inside MT5 - double result = 20/40 = 0.0 ?!?
I was getting strage results of my math, when i isolated the problem: How can double result of 20/40 can be 0.0 ? What am I doing wrong
Grzegorz Korycki
Grzegorz Korycki
Built-in preset form Grid Harvester is for GBP/JPY.
Here is alternative settings that require less funds and generate more profit in the back-test.

Presets for GBPJPY up-trend 2012.06-2014.07 for Grid Harvester MT4 and MT5.
This preset uses static grid.

Backtest
Growth: 109252%
Monthly growth: ~31%

Products:
https://www.mql5.com/en/market/product/2271
https://www.mql5.com/en/market/product/2332

PDF instruction:
http://speedy.sh/KMrXh/3-00-instruction-eng-v1-01.zip

Preset download:
MT4 - http://speedy.sh/5QbPc/mt4-gbpjpy-2012-06-uptrend.zip
MT5 - http://speedy.sh/zBRfq/mt5-gbpjpy-2012-06-uptrend.zip

(You can also download them directly form the products' "Comment" tab)

minimum deposit:
540 USD on micro account
54 USD on cent accounts
1:500 leverage

conditions for preset to work:
up-trend or oscilation with draw-dawn not greater than in the last 25 months (see graphics)

how to reduce risk:
Use option:
Use [%] of total balance
example: you have 2400 USD but you want to risk only ~25% (choose that option) - 600 USD will be put at risk. Lower the risk, lower the gains.

alternative plan for risk-free profit:
Phase 1 - You risk 100% of equity (can lose it all if pattern fails); when you reach 100% profit you go to:
Phase 2 - you risk 50% of equity - from that moment you have risk-free profit. Even if pattern fails later on you still get to keep 50% of what is on account (initial deposit + 50% of what it worked out from the beginning of the Phase 2).
That way until the pattern is working you get extra profit that you can stack or cash out right away. (that way you can have regullar extra income without maintenance) If pattern fails you still get you investement+extra something back.


Grid Harvester MT4 and MT5 are identical, settings may be copied 1:1.

WARNING:
past results do not guarnatee future gains, use at your own risk (you decide if the trend pattern continues)

Back-test in for free on MT5 client (like with broker Roboforex, that has this pair) with MT5 Grid Harvester Demo version (backtesting is free) to see how the preset performs.

Check my profile for more Grid Harvester presets.
Remi Passanello
Remi Passanello 2014.08.05
It's not important Rinor, you can not make a real test under MT5 with simulated ticks.
Grzegorz Korycki
Grzegorz Korycki 2014.08.06
MT5 has 99% quality but only for like 1,5 year back. it is 2-year back-test thats why there is 78%. The part marked on red is the 6 first months (2012.06-2013.01) there there is no tick quality history. 2013-now it is 99% tick quality hisotry. MT5 has advantage over mt4 as it has many pairs with at leas 1,5 year 99% history (that dont take gigabytes of space, days of loading and extra programs. MT4 has one advantage in that place- it can load more than 1,5 year of 99% tick history.
By the way for the EA the tick data is not that important. It is rather long-term preset so slight differences would not impact the results.
Grzegorz Korycki
Grzegorz Korycki 2014.08.06
the data here provided by metaquotes result in 3 ticks per second on average. (should be closer to 4 but the period 2012.06-2013.01 is lowering the average)
Grzegorz Korycki
Added topic Implementing hiding/showing part of options of the EA
Some of my strategies have many options, that are useful for more advanced users. But non-advanced users have really problems with the EA, even though you only have to optimize 2-3 options out of many for really good basic functionality . I would
Grzegorz Korycki
Grzegorz Korycki
Detailed PDF instruction for both full and free versions of Grid Harvester:

you can download them in Comment tab of the prodtucts

FULL:
MT4 - https://www.mql5.com/en/market/product/2271
MT5 - https://www.mql5.com/en/market/product/2332

FREE:
MT4 - https://www.mql5.com/en/market/product/2812
MT5 - https://www.mql5.com/en/market/product/2760
pylarouche
pylarouche 2014.12.08
I buy harvester grid mt4 full release.
I would like to download this guide in PDF .... but I can not.

Can you send it to me by e-mail. please
Grzegorz Korycki Published product

What is Squeeze? A contraction of the Bollinger Bands inside the Keltner Channel reflects a market taking a break and consolidating, and is usually seen as a potential leading indicator of subsequent directional movement or large oscillation movement. When Bollinger bands leave Keltner Channel, it means markets switching from a low volatility to high volatility are something all traders are looking for. Differences Squeeze FREE Squeeze Squeeze PRO How many different timeframes 1 5 10 Custom KC

Grzegorz Korycki
Grzegorz Korycki
The prices fo Grid Harvester MT4 and MT5 has been lowered to 65 USD. Since monday they will be 85 USD, so if anyone waited to purchase the EAs, you can get it cheaper for few days.

https://www.mql5.com/en/market/product/2271
https://www.mql5.com/en/market/product/2332

Check my profile for more presets for the Grid Harvester.
Grzegorz Korycki
Grzegorz Korycki
Presets for USDSEK (exotic pair) oscillation 2012.09-2014.06 for Grid Harvester MT4 and MT5.
This preset uses dynamic grid. (ADX 1M scaled - does not open new positions if trending)

Backtest
Growth: 224380%
Monthly growth: ~47%

Products:
https://www.mql5.com/en/market/product/2271
https://www.mql5.com/en/market/product/2332

Presets:
http://speedy.sh/B3rj5/mt4-usdsek-2012-09-2014-06-oscilation-dynamic-adx.zip
http://speedy.sh/rD3bx/mt5-usdsek-2012-09-2014-06-oscillation-dynamic-adx-1m.zip

minimum deposit:
320 USD on micro account
32 USD on cent accounts
1:500 leverage

conditions for preset to work:
Oscillation pattern around 16 Smoothed Moving Average with oscillation pattern matching the one in last 21 months

how to reduce risk:
Use option:
Use [%] of total balance
example: you have 2400 USD but you want to risk only ~25% (choose that option) - 600 USD will be put at risk. Lower the risk, lower the gains.

Grid Harvester MT4 and MT5 are identical, settings may be copied 1:1.

WARNING:
past results do not guarnatee future gains, use at your own risk (you decide if the oscillation continues)
Dynamic grid patterns are more profitable, but can fail in the future even with comparable draw-dawns (as they are dynamic).

Back-test in for free on MT5 client (like roboforex that has this pair) with MT5 Grid Harvester Demo version (backtesting is free) to see how the preset performs.

Check my profile for more Grid Harvester presets.
Grzegorz Korycki
Grzegorz Korycki
Presets for USDSEK (exotic pair) oscillation 2012.09-2014.06 for Grid Harvester MT4 and MT5.
This preset uses static grid.

Backtest
Growth: 8400%
Monthly growth: ~25%

Products:
https://www.mql5.com/en/market/product/2271
https://www.mql5.com/en/market/product/2332

Presets:
http://speedy.sh/RSdgH/mt4-usdsek-2012-09-2014-06-oscilation-static.zip
http://speedy.sh/SCEjU/mt5-usdsek-2012-09-2014-06-oscillation-static-grid.zip

minimum deposit:
600 USD on micro account
60 USD on cent accounts
1:500 leverage

conditions for preset to work:
Oscillation pattern around 16 Smoothed Moving Average not further from it than in the last 21 months


how to reduce risk:
Use option:
Use [%] of total balance
example: you have 2400 USD but you want to risk only ~25% (choose that option) - 600 USD will be put at risk. Lower the risk, lower the gains.

Grid Harvester MT4 and MT5 are identical, settings may be copied 1:1.

WARNING:
past results do not guarnatee future gains, use at your own risk (you decide if the oscillation continues)

Back-test in for free on MT5 client (like roboforex that has this pair) with MT5 Grid Harvester Demo version (backtesting is free) to see how the preset performs.
Grzegorz Korycki
Added poll MQL5 Cloud problems - very slow agents blocking genetic optimizations. How to solve it?
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Total voters: 46
Grzegorz Korycki
Added topic different results from ADX in MT4 and MT5
I was always wondering why direct EA conversions from MT5 to MT4 generated sometimes totally different results. Today i noticed that MT4 and MT5 adx indicators return different values with exact same settings. Why is that? How do i bypass that so
Grzegorz Korycki
Grzegorz Korycki
Squeeze detector BTC/USD example from last month. Squeezes indicating changing from oscillation to trending mode.

https://www.mql5.com/en/market/product/4533
https://www.mql5.com/en/market/product/3753
Imtiaz Ahmed
Imtiaz Ahmed 2014.06.01
cool...
Grzegorz Korycki
Grzegorz Korycki
Grid Harvester (Mt5/Mt4) version 2.95 is coming. List of changes:

1. Added save-states. Now whenever you close the terminal and open it again, the EA will automatically resume trading from saved point.
2. Added equity protection if the funds are too low for current preset (override possible).
3. Added option to automatically adjust money management to protect part of the account. You will be able now invest 100%, 80%, 50%, 10% of the account and so on, just by selecting proper option from the list.
4. Added oscillation mode. You can now program Grid to oscillate around selected moving average. (i created few presets for different currency pairs). Option is to scale the grid when ADX is rising - to avoid catching positions too soon in case of strong trend.
5. Added built-in currency converter. If your account has different currency than USD, you may just input relation of your CUR/USD ratio and money management will be automatically adjusted.

The version 2.95 (or later) will be available by the end of next week.

Products:
https://www.mql5.com/en/market/product/2271
https://www.mql5.com/en/market/product/2332
Imtiaz Ahmed
Imtiaz Ahmed 2014.06.01
nice keep going....
Grzegorz Korycki
Added topic strange errors in back-tester
the back- tester reports incorrect equity and my EA starts acting wired. What might be the problem? Alert ( "AccountInfoDouble(ACCOUNT_BALANCE)= " , ( AccountInfoDouble ( ACCOUNT_BALANCE )), "  (AccountInfoDouble(ACCOUNT_EQUITY)) = " , (
Grzegorz Korycki
Added topic problems importing history to mt4
I created csv history converter that generates M1 M5 M15 and so on csv files to import into mt4. When i try to import history to mt4 many bars don't get imported and there are gaps.. it's about the BTC-E MT4. I include the screenshot and the csv
Grzegorz Korycki
Added topic ADXWilder procedure in MT4
I already tried it myself and I got returns of zeros. here is my attempt: double SmoothedMA( const int position, const int period, const double prev_value, const double &price[])   {    double result= 0.0 ;    if
Grzegorz Korycki Published product
Reviews: 2
30.00 USD

UPDATE: I apologize for increasing the price from 15$ to 30$, but that was required by MetaQuotes during the version update. The old compilation from 2015 stopped working due to incompatibility with a new terminal. What is Squeeze? A contraction of the Bollinger Bands inside the Keltner Channel reflects a market taking a break and consolidating, and is usually seen as a potential leading indicator of subsequent directional movement or large oscillation movement. When Bollinger bands leave

Grzegorz Korycki Published product
Reviews: 5
35.00 USD

What is Squeeze? A contraction of the Bollinger Bands inside the Keltner Channel reflects a market taking a break and consolidating, and is usually seen as a potential leading indicator of subsequent directional movement or large oscillation movement. When Bollinger bands leave Keltner Channel it means markets switching from a low volatility to high volatility and high volatility are something all traders are looking for. What I was missing in some indicators is possibility of monitoring many

Grzegorz Korycki
Grzegorz Korycki
People's experience with expensive scalping strategies.
Grzegorz Korycki
Grzegorz Korycki 2014.05.21
true Denis! Right now I am listening to the music from that game ;)
Bohdan Kasyanenko
Bohdan Kasyanenko 2014.06.02
What was that game?
Grzegorz Korycki
Grzegorz Korycki 2014.06.14
The Neverhood
Grzegorz Korycki
Added topic How do you convert your MQL5 EAs to MQL4? - issues with comments
I know it is rather MQL4 question, than MQL5, but i know many developers are doing conversions from MQL5 to MQL4. After recent modifications it is pretty easy, but there is one catch. New MQL compilers (both from MT4 and MT5 that are similar) whilie
Grzegorz Korycki
Added topic No comments in MT4 version of my EAs - new compiler problems
When new MT4 terminal was in beta version, i could easily port all MQL5 apps to MQL4 without some major changes. In the final release and releases after it - the MQL4 EAs do not have comments set up - they just display variable names. Anyone know why