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How to set working/current directory in Vim?
So when I want to create a new file by using the :e command I don't want to specify the whole path, just the new filename. Can it be done?
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Ruby custom error classes: inheritance of the message attribute
... you don't have to pass it to the constructor:
class MyCustomError < StandardError
attr_reader :object
def initialize(object)
@object = object
end
end
begin
raise MyCustomError.new("an object"), "a message"
rescue MyCustomError => e
puts e.message # => "a message"
puts e....
How can I use different certificates on specific connections?
...ertificate to verify that I'm not encountering a man-in-the-middle attack, and I need to incorporate this certificate into our code in such a way that the connection to the server will be successful.
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How do I convert a byte array to Base64 in Java?
...deFromString(encoded);
println(new String(decoded)) // Outputs "Hello"
Android (with Java < 8)
If you are using the Android SDK before Java 8 then your best option is to use the bundled android.util.Base64.
For direct byte arrays:
byte[] encoded = Base64.encode("Hello".getBytes());
println(ne...
Using custom std::set comparator
... of the items in a set of integers to be lexicographic instead of numeric, and I can't get the following to compile with g++:
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What is data oriented design?
I was reading this article , and this guy goes on talking about how everyone can greatly benefit from mixing in data oriented design with OOP. He doesn't show any code samples, however.
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How to get subarray from array?
I have var ar = [1, 2, 3, 4, 5] and want some function getSubarray(array, fromIndex, toIndex) , that result of call getSubarray(ar, 1, 3) is new array [2, 3, 4] .
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New Array from Index Range Swift
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The language has changed, it uses three ellipsis and not two developer.apple.com/library/ios/documentation/General/Reference/…
– Daniel Galasko
Jan 28 '15 at 15:53
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Instance attribute attribute_name defined outside __init__
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@MericOzcan either setting a bunch of attributes to None and then setting them later in a parse_args function OR returning a short tuple from parse_args is OK. ideally, parse_args should be testable without needing a wizard instance.
– Erik Aronesty
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jQuery - Create hidden form element on the fly
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I just tried this method with jQuery 1.6.2 and recieved this error with Firefox 7.0.1: "uncaught exception: type property can't be changed" It seems that you cant use the attr method to change the type property under these conditions. I'm now trying the method b...