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Hook up Raspberry Pi via Ethernet to laptop without router? [closed]
...ially recover the Raspberry Pi, it will most likely be in a rural location and I'd like to turn off the Pi at that point safely.
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Referring to the null object in Python
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And the reason for choosing egg is None over egg == None: The latter can be overloaded, and is likely to break when comparing valid object with None (depends on how it's implemented, but you don't expect everyone to take comp...
How can I trim beginning and ending double quotes from a string?
I would like to trim a beginning and ending double quote (") from a string.
How can I achieve that in Java? Thanks!
17 An...
Rails: FATAL - Peer authentication failed for user (PG::Error)
I am running my development on Ubuntu 11.10, and RubyMine
8 Answers
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How to wrap async function calls into a sync function in Node.js or Javascript?
...ata using Node.js built-in fs.readFileSync . It's obvious both getData and fs.readFileSync are sync functions. One day you were told to switch the underlying data source to a repo such as MongoDB which can only be accessed asynchronously. You were also told to avoid pissing off your users, ge...
In Functional Programming, what is a functor?
...al programming, but the authors typically assume the reader already understands the term. Looking around on the web has provided either excessively technical descriptions (see the Wikipedia article ) or incredibly vague descriptions (see the section on Functors at this ocaml-tutorial website ).
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Is Java a Compiled or an Interpreted programming language ?
...ose to interpret the bytecode instead of JIT compiling it to machine code, and running it directly. While this is still considered an "interpreter," It's quite different from interpreters that read and execute the high level source code (i.e. in this case, Java source code is not interpreted direc...
How to fix: “HAX is not working and emulator runs in emulation mode”
...nk you @ph0b, thats it, HAXM was installed with 1024 allocation for memory and my avd instance had memory allocation set to 1907. thank you for pointing this out.
– GnrlBzik
Jan 11 '14 at 4:20
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Why am I getting a NoClassDefFoundError in Java?
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This is caused when there is a class file that your code depends on and it is present at compile time but not found at runtime. Look for differences in your build time and runtime classpaths.
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Checking if a variable is not nil and not zero in ruby
I am using the following code to check if a variable is not nil and not zero
18 Answers
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