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Merging dictionaries in C#
What's the best way to merge 2 or more dictionaries ( Dictionary<T1,T2> ) in C#?
(3.0 features like LINQ are fine).
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Get loop counter/index using for…of syntax in JavaScript
...both the value and the index to the function you give it:
var myArray = [123, 15, 187, 32];
myArray.forEach(function (value, i) {
console.log('%d: %s', i, value);
});
// Outputs:
// 0: 123
// 1: 15
// 2: 187
// 3: 32
Or ES6’s Array.prototype.entries, which now has support across current b...
How to get JSON from URL in JavaScript?
...() function:
$.getJSON('http://query.yahooapis.com/v1/public/yql?q=select%20%2a%20from%20yahoo.finance.quotes%20WHERE%20symbol%3D%27WRC%27&format=json&diagnostics=true&env=store://datatables.org/alltableswithkeys&callback', function(data) {
// JSON result in `data` variable
});
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What is the volatile keyword useful for?
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23 Answers
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How do I increase the RAM and set up host-only networking in Vagrant?
...nd I would like to configure “Host-Only” networking to use "199.188.44.20".
5 Answers
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How do I replace the *first instance* of a string in .NET?
...DIT: As @itsmatt mentioned, there's also Regex.Replace(String, String, Int32), which can do the same, but is probably more expensive at runtime, since it's utilizing a full featured parser where my method does one find and three string concatenations.
EDIT2: If this is a common task, you might want...
How can I strip first X characters from string using sed?
...ux in a small industrial box. I have a variable containing the text pid: 1234 and I want to strip first X characters from the line, so only 1234 stays. I have more variables I need to "clean", so I need to cut away X first characters and ${string:5} doesn't work for some reason in my system.
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How do I get the first n characters of a string without checking the size or going out of bounds?
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Stephen CStephen C
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Git merge reports “Already up-to-date” though there is a difference
I have a git repository with 2 branches: master and test.
15 Answers
15
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Cross browser JavaScript (not jQuery…) scroll to top animation
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20 Answers
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