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Best way to test for a variable's existence in PHP; isset() is clearly broken

... This looks a bit ugly to me, but in the case where you're actually checking an array element, it makes much more sense: isset($foo[$bar]) becomes array_key_exists($bar, $foo) – Arild Aug 25 '14 at 14:12 ...
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Unexpected character encountered while parsing value

...to string and then passing to JsonConvert.DeserializeObject, we can use UTF32 encoding to get the string. byte[] docBytes = File.ReadAllBytes(filePath); string jsonString = Encoding.UTF32.GetString(docBytes); share ...
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Get Character value from KeyCode in JavaScript… then trim

... get garbage. The problem is that keyCode does not correspond to ASCII for all characters. The ASCII character for semicolon is 59. Same issue is true of every special character, keyCode does NOT return the right code for String.fromCharCode(). – Alexander Tsepkov ...
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error LNK2038: mismatch detected for '_ITERATOR_DEBUG_LEVEL': value '0' doesn't match value '2' in m

... of solutions to my problem but none helped. I tried clean, rebuild. Reinstalled visual 2010 and change from professional to ultimate. But still I dont know why I have this error. My project look like this: 1 Exe Solution to test my static library. 1 Dll Solution static library. Code which is conve...
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Getting the location from an IP address [duplicate]

... You could download a free GeoIP database and lookup the IP address locally, or you could use a third party service and perform a remote lookup. This is the simpler option, as it requires no setup, but it does introduce additional latency. One third party service you could use is mine, http://...
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Why does Eclipse automatically add appcompat v7 library support whenever I create a new project?

Why does Eclipse automatically add appcompat v7 library support whenever I create a new project? 10 Answers ...
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Difference between Convert.ToString() and .ToString()

... Servy 190k2323 gold badges279279 silver badges394394 bronze badges answered May 13 '10 at 15:46 RyanRyan ...
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When would I use Task.Yield()?

... a lot but have never been using Task.Yield() and to be honest even with all the explanations I do not understand why I would need this method. ...
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What does Redis do when it runs out of memory?

... time finding the answer. How does Redis 2.0 handle running out of maximum allocated memory? How does it decide which data to remove or which data to keep in memory? ...
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Purpose of Unions in C and C++

... it for non-overlapping periods of time. These people never meet, and generally don't know anything about each other. By properly managing the time-sharing of the rooms (i.e. by making sure different people don't get assigned to one room at the same time), a relatively small hotel can provide accomm...