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Can Android do peer-to-peer ad-hoc networking?
Is it possible to set up Android in ad-hoc peer-to-peer wifi mode? For example, I would like to have one phone broadcast a message, and have all peers in the network receive the broadcast, without having a server. I would like to use wifi since bluetooth range is more limited.
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What does the variable $this mean in PHP?
I see the variable $this in PHP all the time and I have no idea what it's used for. I've never personally used it.
10 An...
Turn a string into a valid filename?
...Django framework for how they create a "slug" from arbitrary text. A slug is URL- and filename- friendly.
The Django text utils define a function, slugify(), that's probably the gold standard for this kind of thing. Essentially, their code is the following.
def slugify(value):
"""
Normal...
Standardize data columns in R
...y that you wanted a mean of 0 and a standard deviation of 1. If your data is in a dataframe and all the columns are numeric you can simply call the scale function on the data to do what you want.
dat <- data.frame(x = rnorm(10, 30, .2), y = runif(10, 3, 5))
scaled.dat <- scale(dat)
# check ...
When to use thread pool in C#? [closed]
... to learn multi-threaded programming in C# and I am confused about when it is best to use a thread pool vs. create my own threads. One book recommends using a thread pool for small tasks only (whatever that means), but I can't seem to find any real guidelines. What are some considerations you use w...
Sound effects in JavaScript / HTML5
I'm using HTML5 to program games; the obstacle I've run into now is how to play sound effects.
18 Answers
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How to fix Python indentation
I have some Python code that have inconsistent indentation. There is a lot of mixture of tabs and spaces to make the matter even worse, and even space indentation is not preserved.
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how to get html content from a webview?
Which is the simplest method to get html code from a webview?
I have tried several methods from stackoverflow and google, but can't find an exact method. Please mention an exact way.
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Inject service in app.config
...rvice into app.config, so that data can be retrieved before the controller is called. I tried it like this:
10 Answers
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How to organize a node app that uses sequelize?
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The short story
The trick in this case is not to initialize the model in the file but just to provide the necesary information for its initialization and let a centralized module take care of the models setup and instantiation.
So the steps are:
Have seve...