Mojang's exploration and survival based sandbox game in almost endless, procedurally generated worlds. This tag is for (vanilla) Minecraft on the PC. See the tag wiki for related tags.

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30
votes
3answers
80k views

Is there a way to see Minecraft's source code?

I'm interested in browsing the Minecraft source code and see its classes - especially the code controlling the creeper. Is there a way to do that? Maybe open the minecraft.jar file and peek inside?
5
votes
2answers
779 views

Exploring the locations of monsters in a Minecraft map

I am trying to "debug" my large monster spawning room. I am aware that all surrounding caves must be lit, but my trap still seems to wind down after a few minutes. I would ideally like to use a tool ...
4
votes
3answers
2k views

Minecraft FPS irregular in fullscreen, but reporting 35-45

How to reproduce: Start the PC, and log in to Linux Mint 12 (although I'm pretty sure the same issue appeared on Ubuntu 11.10 as well) Start Minecraft Maximise the window Have smooth experience at ...
0
votes
2answers
3k views

How can I make water flow into a 1-block gap?

I have some water blocks (the first line of blocks are directly placed water-sources while the others are flowing water) and I want the water to flow into an empty space, but it's not: s - water ...
13
votes
4answers
43k views

How can I get my redstone to activate adjacent pistons?

I'm trying to create my first circuit in minecraft: a - pressure plate p - piston d - dirt - or | - redstone   a----dddd pppp Pistons are placed over the dirt and there's water under ...
2
votes
2answers
50k views

Can multiple people share a single Minecraft account on my server?

I'm new to the Minecraft server world and I have a question: is it possible to let multiple users play on the same account on my Minecraft server?
4
votes
0answers
3k views

How do I change my offline name on the mac? [duplicate]

Possible Duplicate: How do I change player name in Minecraft smp in offline mode on a Mac? I want to change my offline name in MineCraft on my mac. I have only found ways to change it on ...
2
votes
3answers
5k views

How do I give permissions for the nether to my users?

I have been searching everywhere for just the permissions I need to give my users so they can build/break stuff in the nether. Right now whenever someone enters the nether he gets a message stating ...
13
votes
2answers
4k views

Can mobs go through doors?

I was wondering if mobs can go through doors or not. It's the difference between me just putting up a door to my house, or putting up dirt instead.
6
votes
2answers
598 views

Why did I take damage from landing my boat on a slab?

I wanted to create a "harbor" for my boats, and I read that slabs will not damage the boat if I sail onto it. But when I tested it out, I instantly died the minute the boat touched the slab. How do I ...
1
vote
2answers
1k views

Can I limit the amount of mobs within a chunk?

Is there a plugin to limit the number of mobs that occupy a chunk in minecraft? I'm concerned about players breeding or afking a mob spawner and bringing the server down by over concentrating mobs.
3
votes
2answers
5k views

How to add Minecraft client mods to Spout / Spoutcraft?

Spout is a bukkit plugin that allows some nice interaction with the modified client Spoutcraft, for example using server-side defined texture packs and which mods the client will use. This does ...
4
votes
1answer
2k views

Whats a Block ID, and what does more of them mean for me?

The most recent weekly snapshot release of Minecraft features a number of changes, including but not limited to: •Added new world file format called 'Anvil' (256 max height and 4096 block IDs ...
1
vote
3answers
620 views

Minecraft glitching the display on Ubuntu?

I am having a problem with the display when I run Minecraft. Half of the screen flickers diagonally, but it only happens when I look in certain directions. Also, I cannot play Minecraft looking at ...
5
votes
4answers
6k views

How can I heal my villagers?

I'm using MineColony to get some useful NPCs. When they first spawned, their bars overhead all said 20 hp, but now, most are down to 10 hp or less. I don't want my workers to die. How can I get ...
12
votes
4answers
107k views

How do I make Endermen spawn more frequently?

I'm playing vanilla Minecraft, and am getting ready to head to the end. I need Eyes of Ender (and hence Ender Pearls), and in my main hunting grounds (a large desert area) as little as one Enderman ...
12
votes
3answers
1k views

Can I give players capes?

Is it possible to give a player a cape? Either so only I can see the cape, or everyone on the server can see it. Mods or texture pack editing are fine. It is important that only a single player has ...
9
votes
4answers
890 views

How can I make my villagers more pacifistic?

I'm using MineColony to get some NPC's that are actually useful. But, they're being a little too useful. Specifically, the women are slaughtering all the wildlife. Many pigs used to roam this ...
0
votes
2answers
1k views

How do I activate the Cheat Mod in Zombes ModPack?

I recently installed Zombes Mod Pack on Minecraft. I know that I installed it correctly because the other mod I enabled that lets me reach farther does work. I then moved onto the cheat mod and set it ...
5
votes
3answers
21k views

How can I turn mods on and off with Modloader without uninstalling them?

I keep several different .jar's in my .minecraft folder for different mods. ModA.jar works fine, but when opening ModB.jar, Modloader crashes because it's trying to load Mod A. How can I tell it to ...
11
votes
2answers
1k views

Can other mobs spawn in the vicinity of a mob spawner?

I have a simple experience farm with a zombie spawner (water pushes the zombies into a trench where I can beat them to death). I'm wondering if any other mobs can spawn in the dark room that contains ...
3
votes
3answers
7k views

Bukkit Permissions, quick and simple

I cannot for the life of me figure out how permissions.yml works for a CraftBukkit Minecraft Server. Here is what I want: I would like three groups: admin, user, and default. Admins should have ...
-3
votes
2answers
1k views

Why does nothing happen when I register and log in to my paid Minecraft?

I registered 6 files in minecraft. None of them are available to log into. I even wrote them down but it still won't work. And I have to play offline and multiplayer won't work on offline.
3
votes
2answers
55k views

I get a “bad login” message when trying to play multiplayer

When I try to play multiplayer I type in the only server I know, which the game says was right, then click Play and it loads. Then it says Can't connect to server: bad log in. How can I fix this?
2
votes
1answer
1k views

Potions and Their Particle Colors

Just a Normal Day in Minecraft When... I was drinking potions to see how many status effects i could get at once. Then while in behind camera view i noticed that the potion particle effect was a ...
9
votes
1answer
2k views

I'm breaking blocks faster than normal, is this a bug?

I've noticed that if I stand just within max range of reaching a block, my tools will break it faster than normal. Is this a bug of some sort, or an intended mechanic? (by just within range I'm about ...
7
votes
2answers
2k views

How is Portal height in the nether determined?

This question was spurred by watching someone creating a portal on a hill in the overworld, and spawning above a sea of lava. I thought the two co-ordinates were related somehow. In short does the Y ...
17
votes
5answers
9k views

Is there a more efficient way to wire a row of pistons?

I want to create two sets of two adjacent pistons with a two block gap between them for a melon farm. It seems as though I'm using a prodigious amount of redstone for each section. This is my first ...
13
votes
6answers
116k views

How can I de-spawn mobs in Minecraft multiplayer?

I ask the owners of all the servers I go to, and none of them tell me how to de-spawn mobs. I'm the only admin in my server, and there are a lot of magma cubes. I want to know how to get rid of them.
12
votes
1answer
276 views

Are explosions deterministic?

Will the same TNT pattern always give exactly the same blast pattern if ignited in the same way? Is there any element of TNT or other explosive's detonation that is random?
13
votes
3answers
707 views

Can Endermen teleport while carrying a block?

I occasionally have Endermen teleport into my mines, creating the possibility that they may move a block of dirt or gravel and inadvertently open up holes for monsters to spill through, ruining the ...
8
votes
1answer
2k views

How can I modify my grinder to harvest endermen?

I've constructed a simple canal-based grinder in the same configuration below: XXXXXXXOOXXXXXXX XXXXXXXOOXXXXXXX XXXXXXXOOXXXXXXX XXXXXXXOOXXXXXXX XXXXXXXOOXXXXXXX XXXXXXXOOXXXXXXX XXXXXXXOOXXXXXXX ...
16
votes
2answers
8k views

How far can an Enderman move in one teleport?

Is there a limit to how many blocks that an Enderman can traverse (either laterally or vertically) with a single teleport? Or is their teleporting radius essentially unlimited?
23
votes
2answers
1k views

Is this balcony Endermen-proof?

I have this pseudo-functional (but mostly for aesthetics) balcony just outside my mountain-side shelter: It gives me a nice view outside, and I can peer over the edge to the ground far below (30+ ...
3
votes
6answers
34k views

How do I spawn Enderdragons in Minecraft?

What is the quickest way to spawn Enderdragons in Minecraft? Is there an easy SinglePlayer mod? Would it be easier to do it somehow with Bukkit?
3
votes
3answers
34k views

Using Permissions bukkit. How do I add a player through chat command?

I think it's a bit annoying to open up config.yml for permissions every time I want to add someone to the server. As default, no one has permissions to do anything, they need to be in the user group. ...
2
votes
2answers
1k views

How can I pause this redstone wall rotator as nessecary?

Back...with another Minecraft device. First off, I remember seeing a device like this on Reddit/YouTube a long time ago, and I've since forgotton how it was done. The way the device works ins ...
1
vote
0answers
173 views

im in single player minecraft and im lost [duplicate]

Possible Duplicate: Finding my house in minecraft I am in single player creative minecraft and I went to the netherworld. I got lost in the netherworld, and made another portal and went ...
5
votes
1answer
258 views

Time lapse in Virtual Machine

I want to create a time lapse in Minecraft, but want to try and record and play on the same computer. What I wanted to do was to have a Virtual Machine, in Virtual Box which has Minecraft open with ...
11
votes
2answers
917 views

If I die in another dimension, will the 5-minute clock start while I am in the overworld?

I was recently hit by a fireball and knocked off the edge of my platform in the nether. I landed on an island, and died; my items are still there. If I stay in the overworld for longer than five ...
23
votes
3answers
4k views

How much damage does fire do in total before it burns out?

Tried Googling it a bit, yet never found an answer. Fire does damage at a rate of 1/2 heart per second, but how long do you stay on fire? How much total damage does fire do while not standing in it?
5
votes
1answer
278 views

Minecraft 1.1 and odd boat behavior?

I rarely use boats at all, so I am a bit unfamiliar with them. However, I decided to try out some boat contraptions, and I noticed some really odd behavior. I assumed this was just Minecraft being ...
12
votes
3answers
15k views

How do I add Minecraft to Steam?

I want to add Minecraft to Steam, but am not sure which files to add. How do I add Minecraft to Steam?
4
votes
3answers
43k views

How can I install mods for Minecraft's vanilla server?

I've seen this question answered for bukkit but not vanilla minecraft server. I've been told that vanilla minecraft does not support mods but when I go to buildcraft's main site, ...
4
votes
1answer
350 views

Redstone loop not working

After building and exploring in Minecraft, I chose this sticky piston mob grinder to learn about redstone - which may have been a bit too ambitious, as I'm having problems with the loop which sends ...
5
votes
1answer
324 views

Can you warn people that their Towny rent is almost due?

In Towny, is it possible to warn players a certain time before rent is due if they won't be able to afford rent? I'm open to installing further plugins to enable this, but it's rather painful to my ...
12
votes
2answers
14k views

Do I need a premium account to play Minecraft offline?

I'm trying to run the offline version of Minecraft (which I'm told doesn't need a premium account?) but the "play offline" button is greyed out, with the text underneath it reading "not downloaded". ...
2
votes
2answers
3k views

Texture Pack Making, Item Sizes in Minecraft [duplicate]

Possible Duplicate: How Do I Make a Custom Texture Pack For Minecraft? (16x16) I am going to start making texture packs, as some of my friends have given me ideas for them. I just need to ...
31
votes
6answers
73k views

What is the most efficient way to clear an area in Minecraft?

I have an underground village all planned out on graph paper, and am ready to start building it. I have decided to have three block thick walls, with the middle being obsidian. Overall, I need a ...
9
votes
5answers
3k views

How can I locate a spider spawner?

I'm trying to find spider spawners to gain experience on an SMP server. I've seen other players that have found 4 spawners near each other. Is there a trick to finding one or more?