Questions about redstone contraptions and machinery in Minecraft. For command block contraptions, use [tag:minecraft-commands] instead.

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0
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1answer
29 views

How do i make a randomizer for redstone? [duplicate]

I'm making a system where I essentially have a single button and 10 different paths. I want hitting this button to go down 1 of the 10 paths. But I want it to be random.
-4
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0answers
29 views
1
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0answers
10 views

Detect Newly Loaded Chunks Using Command Blocks/Redstone

I'm currently using the latest 16w20a snapshot, but AFAIK, anything that works for this problem in 1.9 will work here. Basically, I'm trying to detect when new chunks are loaded, this way I can ...
4
votes
1answer
240 views

minecraft item frame not outputting redstone signal when item turned

I have an item frame on a block of emerald. In the item frame there is an anvil. I'm using vanilla Minecraft 1.9. When I turn the item in the item frame no signal comes out of the comparator. I have ...
-1
votes
1answer
33 views

Easiest/cheapest way to light a redstone lamp when mobs fall through tunnel onto hoppers in MCPE

I am playing an MCPE hermit chunk map. There is 1x 16x16 chunk for me to work with, and so far no access to the nether. I have limited supplies, so the cheaper the better. Also, since I do not ...
0
votes
2answers
39 views

How can I make a short timer using only command blocks?

Using only MC command blocks (I am using 1.9) how can I create a short timer? It needs to be command block-only because I am trying to make a 1-block command; I want to make it night time and give ...
3
votes
3answers
85 views

How do I create a repeating charge using redstone/repeaters?

Despite having some experience with Minecraft, the use of redstone is one thing that I never managed to get the hang of. I have no issue creating simple works such as redstone doors and other ...
3
votes
1answer
76 views

Vertically stacked armor stands should have increasing scores, but don't

I'm trying to make a goalpost system for a custom map I'm designing. The idea is that a goalpost--consisting of a tall stack of iron bars--would have variable height, and at each block up and down the ...
4
votes
1answer
208 views

Determine Minecraft item type from entity or inventory?

I have a dropper which can contain, of course, any items. Assuming I can already target this dropper in a command's target selector, how can I determine what item is in the first slot of its inventory ...
0
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2answers
73 views

Is there a way to set the rotation of an entity relative to another entity?

I want to make it so what ever direction I look a specified entity looks in that direction as well. Is there a way to do that?
0
votes
1answer
93 views

Turn based redstone system

I'm trying to build a map in Minecraft on PS3, so far I've build a redstone counter. You can select up to 4 players and the counter counts up which player has to play. But I have no idea how I can ...
6
votes
4answers
358 views

How do I create unbreakable blocks?

I am creating a map on Minecraft, and I want the players to break certain blocks like trees, but I don't want them to break other blocks like stone bricks. Is there any command that can help me?
0
votes
2answers
67 views

Dispenser tower defense

I'm making a Minecraft server with a tower defense on it and I need to know how to make dispensers fire automatically without showing any redstone. I also want the dispenser to MOVE UP and have a ...
-2
votes
2answers
53 views

Detecting a player in a column [closed]

I need a way to detect when a player stands in a column, and then teleport all players to an area. My Minecraft version is 1.8.9.
2
votes
2answers
53 views

Minecraft pulse generator is permanently powered if i toggle too fast

Id like to know if there is a way to make it irrelevant how fast you toggle the switch. The result should allways be a single short impulse. This is the regular behavior: And this is the behavior ...
0
votes
1answer
25 views

scoreboard specification

Im in need for a way to detect if a scoreboard is set to 0 ,1 ,2 ,3 ,or 4 And give the person that has that scoreboard certain items like, an enchanted diamond pickaxe or jump boost 2. Im playing MC ...
-5
votes
3answers
46 views

Pressure Plates and Chat

I'm creating an adventure map for a friend, and I want a pressure plate to bring up instructions in the chat when he steps on it. Any suggestions?
6
votes
3answers
274 views

Hidden Pressure Plates

I want to make a trap in Minecraft, and I can only do this is with a pressure plate. Any ideas on how to get an invisible one?
6
votes
2answers
938 views

Is it really possible to get to the End City without killing the Ender Dragon like in this video?

I watched a video about how to get to the End Cities without killing the Dragon: It shows how to find the End Cities without killing the Dragon. The player builds a ...
8
votes
2answers
442 views

Is it possible to make a Player go only backwards?

I'm making an Adventure map (it has loads of command blocks), but I got stuck: How can I make a Player to be able to go only backwards, that is, only when pressing the 'backwards' key, and to be ...
1
vote
1answer
59 views

Redstone torch, repeater, comparator help

I'm trying to make a simple chest shop casino by tutorial on YouTube. Everything went good it's really simple but I'm struggling with one thing that is happening to me. Look at screenshots. At the ...
0
votes
2answers
3k views

How to place redstone using Command Blocks

I used this to place redstone: /setblock -624.5 244 -1692.5 redstone 0 replace It gives an error saying that there is no such thing as minecraft:redstone. I tried many different things and nothing ...
8
votes
3answers
2k views

Trail of particles from a point to TNT

I have a map where I spawn Primed TNT then teleport it to a random Mushroom Cow which is invisible to make 100% random explosion. Now I want to make a particle trail from an orb kind of block in the ...
1
vote
1answer
51 views

How do I make a slow clock without taking up space?

I'm making a minigame where a player has to survive in essentially a world of hell. I am creating a "water bar", where players must drink to survive. It is a dummy scoreboard objective. I want to run ...
0
votes
2answers
304 views

Prevent hacking on Vanilla server

I have a vanilla minecraft server (1.8.7) and I've taken some measures to prevent hacking, but I still have people logging in and breaking stuff at spawn. Is there anything else that I can do to ...
0
votes
2answers
61 views

comparator problems

While I was playing with some redstone tried to make a money system to sell iron. However when I power the command block with a button, the comparator after it stays on. the command being run is: ...
2
votes
2answers
294 views

Can I store more items per block then a Chest?

Would there be a way to store more items per block then a Chest, for example, using some Redstone/commands? I need to store 60'000 items (stackable by 64) in minimal space - less then the 35 Chests it ...
3
votes
1answer
105 views

Redstone circuit that activates on short pulse and does not activate on longer pulse

I made a circuit that activates on a long signal but I am missing one that activates on a short pulse and does not activate if the pulse time exceeds a certain pulse. Everything I made still activates ...
1
vote
2answers
2k views

Trigger command blocks remotely?

I am currently working on a minigame, and I am trying to remotely trigger command blocks. Is there any way to use a lever and a command block to activate another command block 4K blocks away? For ...
0
votes
1answer
53 views

How to remove a certain amount of something from someone's inventory

In a map I am making, to enter a certain place someone must have 3 iron ingots to enter. I've tried using the /clear command, but if they have more than 3 they lose it all. Any ideas on how to fix ...
1
vote
2answers
2k views

How to set Command Block(s) to test for a particular time and output a message?

I simply want one command block to test for the time of day or night (e.g. time = 18000) and output a message in the chat to everyone if that time returns true. I was trying a simple set-up with two ...
2
votes
3answers
5k views

How to test for time of day with command block in Minecraft

I'm trying to setup something similar to the MindCrack team's current server set up for my single player world so that the world border expands slowly as I play the game. I already know how to work ...
0
votes
1answer
44 views

How to assign players in MC to a scoreboard team automatically when they join?

I am yet again needing some help with making my Minecraft: Hunger Games map and in order to teleport each player to their podium, I set up a group of 24 command blocks setting them to teleport each ...
1
vote
1answer
67 views

Using Minecraft command blocks to automatically TP players when they join?

I am trying to make a Hunger Games map on MC 1.5.2 and I am almost finished. I have most of the command blocks set ready for the games but for some reason, everyone keeps spawning on top the glass ...
1
vote
1answer
35 views

/testforblock command not recognizing items in the chest

In my custom map there is a point where the items in the chest have to be tested, so I wrote this command: /testforblock -17 105 198 minecraft:chest 5 ...
2
votes
1answer
43 views

Power golden rails from minecart(placing rails in large scale)

Is there any way how to power golden rails from within minecart? What I mean is placing rails on the go and also some way of powering them immediately. To place them on the go is easy, I just put a ...
4
votes
2answers
73 views

How to stop fire from going out without netherrack

I want to set a hopper on fire on Minecraft, but I don't know how to keep it burning. Any ideas? (I'm not good with commands)
3
votes
1answer
109 views

How can I test for a totally empty inventory

I am making a custom Minecraft map in which I need to /testfor if a player has a totally empty inventory. I tried Googling but I didn't get any results. So if anyone can help me by providing suitable ...
2
votes
1answer
45 views

How to test for if all players of a particular team are on a particular area? [duplicate]

I'm making a minigame map in Minecraft and I cant figure out how can I test if all players from a particular team are in a particular area using Command Blocks (with a radius of 8 blocks, if all ...
4
votes
3answers
115 views

Vertical redstone crossroads

I have 2 redstone signals that are unavoidably going to cross each other vertically (i.e. One is horizontal and the other moves vertically through it). I ideally need a way to have these signals pass ...
3
votes
2answers
108 views

Minecraft, random number generator?

Does anyone know how to modify that random number generator, so that it will get only one lamp on? I can't use command blocks.
1
vote
1answer
177 views

How to change scoreboard score if player does not have item in his inventory?

I want to make a killstreak award system. for that I need to be able to make a player choose to use his killstreak points to get an ability/potion effect or open a certain gate. I wanted to make the ...
2
votes
1answer
141 views

How to right click items repeatedly with redstone/command blocks (Minecraft)

I have made a command block system that testfors when you have a blaze rod in your first slot and it's highlighted. If this all comes out true, then it will summon an armor stand, where another ...
4
votes
1answer
56 views

Signal directing on lanes

I'm constructing a minecart trainstation and as you will have guessed, that involves 15 lanes of adjacent redstone wiring. In my station, there are many instances in which I need to power other lanes ...
1
vote
2answers
4k views

How do I separate redstone signals in minecraft?

I am trying to create a row of buttons all right next to each other, but no matter what I try, I can't separate the redstone signals. If I press one button, all the cables turn on because they're next ...
24
votes
3answers
48k views

How do you lengthen a redstone button signal in Minecraft?

I made a little redstone circuit to open a door (using pistons) with a button, but I was wondering how I could make the door stay open a little longer. I don't want to use a lever as I want it to ...
15
votes
2answers
7k views

Bidirectional (two-way) repeater?

I have a long section of rail that I'd like to serve with a single minecart. If I left the minecart on the other end of the railway, I'd like to push a button to have it sent over to the station I am ...
3
votes
2answers
64 views

The title command in a execute command

I can't use a /title command in a /execute command. Like this: /execute @a[score_Health_min=0,score_Health_max=1] ~ ~ ~ /title @a title ["",{"text":"/!\\ You Died :( ...
3
votes
1answer
224 views

Why won't this redstone and command block setup work like the other one?

I'm trying to make an RPG adventure where the player can interact with different stuff. For example, if he walks up to a crafting table, then this text should come up in chat: [Robert:] I wish there ...
0
votes
1answer
42 views

Scoreboard value in floating text

Is it possible to have a scoreboard value in floating text (invisible armor stand with nametag)? I have really no knowledge of scoreboards. I'm using this generator.