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What do the different readystates in XMLHttpRequest mean, and how can I use them?

...peration is complete. (From https://developer.mozilla.org/en-US/docs/Web/API/XMLHttpRequest/readyState) share | improve this answer | follow | ...
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How can i tell if an object has a key value observer attached

...ion is simply creating bugs where none would otherwise exist, which is bad API design. – Glenn Maynard Dec 11 '12 at 0:27 1 ...
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When should I use “this” in a class?

... "new" to the variable name seems to add needless redundancy to the public API. – Adam Robinson Mar 9 '10 at 18:17  |  show 7 more comments ...
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REST response code for invalid data

... Implement it such that your API returns 418 I'm a teapot for all requests coming from your boss :) – vikarjramun Apr 10 '17 at 23:33 ...
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JavaScript OOP in NodeJS: how?

...nherits helper that comes with the standard util module: http://nodejs.org/api/util.html#util_util_inherits_constructor_superconstructor There is an example of how to use it on the linked page. share | ...
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Integrate ZXing in Android Studio

...k ':app:transformClassesWithDexForDebug'. > com.android.build.transform.api.TransformException: com.android.ide.common.process.ProcessException: org.gradle.process.internal.ExecException: Process 'command 'C:\Program Files\Java\jdk1.8.0_60\bin\java.exe'' finished with non-zero exit value 2 ...
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Difference between String#equals and String#contentEquals methods

... be the same as aStringBuffer.equals(aString). This would require the Java API developers to make some special implementation for Strings in the equals() method of StringBuffer, StringBuilder and CharSequence as well. This would be a mess. This is where String.contentEquals comes in. This is a sta...
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System.Timers.Timer vs System.Threading.Timer

... Standard 2.0 and .NET Core 2.0 and above. docs.microsoft.com/en-us/dotnet/api/system.timers.timer (scroll to the end of article) – Lee Grissom Nov 11 '18 at 22:07 ...
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How do you pass arguments to define_method?

...ly, I needed to overwrite Savon::Client.request in my dev env for a single API call to a host I can access only in production. Cheers! – pduey Nov 29 '12 at 19:37 add a commen...
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How to convert an address into a Google Maps Link (NOT MAP)

...n/urls/guide You can use links like https://www.google.com/maps/search/?api=1&query=1200%20Pennsylvania%20Ave%20SE%2C%20Washington%2C%20District%20of%20Columbia%2C%2020003 share | improve t...