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How to get Core Data object from specific Object ID?
...se comment.)
[eta.: Another important difference between the first method and the other two is that existingObjectWithID:error: never returns a fault; it always fetches the whole object for you. If you're trying to avoid that (e.g. working with an expensive-to-fetch object with a big blob property)...
Providing a default value for an Optional in Swift?
...recommend sticking to the ternary operator as other developers will understand that much more quickly without having to investigate the or method
Note: I started a module to add common helpers like this or on Optional to swift.
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Make a link use POST instead of GET
... was wondering if anyone knows how to make a hyperlink pass some variables and use POST (like a form) as opposed to GET.
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POST data in JSON format
I have some data that I need to convert to JSON format and then POST it with a JavaScript function.
4 Answers
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map function for objects (instead of arrays)
...For that matter I wanted to add another solution that returns a new object and leaves the original object as it is:
var myObject = { 'a': 1, 'b': 2, 'c': 3 };
// returns a new object with the values at each key mapped using mapFn(value)
function objectMap(object, mapFn) {
return Object.k...
node.js fs.readdir recursive directory search
...ctory search using fs.readdir? I realise that we could introduce recursion and call the read directory function with the next directory to read, but am a little worried about it not being async...
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How do I design a class in Python?
...had some really awesome help on my previous questions for detecting paws and toes within a paw , but all these solutions only work for one measurement at a time.
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Test if remote TCP port is open from a shell script
I'm looking for a quick and simple method for properly testing if a given TCP port is open on a remote server, from inside a Shell script.
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How can I generate random alphanumeric strings?
How can I generate a random 8 character alphanumeric string in C#?
33 Answers
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How to know if other threads have finished?
...ted, or
Unorthodox, for each Thread in question, call setUncaughtExceptionHandler to call a method in your object, and program each Thread to throw an uncaught Exception when it completes, or
Use locks or synchronizers or mechanisms from java.util.concurrent, or
More orthodox, create a listener in y...