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'is' versus try cast with null check

... casts seem to be performed as fast as they used to be but as and linq are now approximately 3 times faster. share | improve this answer | follow | ...
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How to do associative array/hashing in JavaScript

...able.foo = "bar"; hashtable['bar'] = "foo"; Both foo and bar elements can now then be referenced as: hashtable['foo']; hashtable['bar']; // Or hashtable.foo; hashtable.bar; Of course this does mean your keys have to be strings. If they're not strings they are converted internally to strings, so i...
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How to go to each directory and execute a command?

... If by easier you mean broken then yes, there are easier ways of doing. Now don't worry, all these IFS and read (as you say) become a second nature as you get used to them… they are part of the canonical and idiomatic ways of writing scripts. – gniourf_gniourf ...
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What's Alternative to Singleton

...h as Spring or Guice? (I believe Spring also is available for .NET as well now). That way, the framework can hold a single copy of the configuration objects, and your beans (services, DAOs, whatever) don't have to worry about looking it up. This is the approach I usually take! ...
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Replacement for “rename” in dplyr

.... I'm using rename(TheDataFrame,OldVarName=NewVarName) but I get Error: Unknown variables: NewVarName. and I don't understand why. – s_a Dec 5 '14 at 16:06 2 ...
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Replace spaces with dashes and make all letters lower-case

... @RomelIndemne Nowadays you can use the String.prototype.trim method: str.trim().replace(/\s+/g, '-').toLowerCase() – Christian C. Salvadó Feb 29 at 4:01 ...
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open a url on click of ok button in android

... No need for any Java or Kotlin code to make it a clickable link, now you just need to follow given below code. And you can also link text color change by using textColorLink. <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:autoLink="web" andro...
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jQuery .on function for future elements, as .live is deprecated [duplicate]

...ould use jQuery's .live function to handle this, but it seems that it is now deprecated in favor of .on . 2 Answers ...
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A hex viewer / editor plugin for Notepad++? [closed]

...lines in Notepad++) Out of curiosity I installed the hex plugin again and now it works. Note that this is on a fresh install of Windows 7 64 bit. share | improve this answer | ...
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How to change the license for a project at Github? [closed]

... distributing it yourself in favor of another version licensed as you want now. – jthill Nov 27 '13 at 13:46 44 ...