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JavaScript moving element in the DOM

...ee <div> elements on a page. How can I swap positions of the first and third <div> ? jQuery is fine. 7 Answe...
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No Multiline Lambda in Python: Why not?

...r syntax constructs in Python. I was thinking about this on the bus today and realized I couldn't think of a single Python construct that multiline lambdas clash with. Given that I know the language pretty well, this surprised me. ...
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How to implode array with key and value without foreach in PHP

... and another way: $input = array( 'item1' => 'object1', 'item2' => 'object2', 'item-n' => 'object-n' ); $output = implode(', ', array_map( function ($v, $k) { if(is_array($v)){ ...
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Should switch statements always contain a default clause?

...pe! based on the language, // there should probably be some error-handling // here, maybe an exception } 2. To handle 'default' actions, where the cases are for special behavior. You see this a LOT in menu-driven programs and bash shell scripts. You might also see this when a vari...
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What is the difference between require and require-dev sections in composer.json?

I'm beginning using composer, I know so little about it and have a little experience with web application development. 6 An...
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How can you dynamically create variables via a while loop? [duplicate]

...ould just use a dictionary, where you can dynamically create the key names and associate a value to each. a = {} k = 0 while k < 10: <dynamically create key> key = ... <calculate value> value = ... a[key] = value k += 1 There are also some interesting dat...
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Remove insignificant trailing zeros from a number?

Have I missed a standard API call that removes trailing insignificant zeros from a number? 15 Answers ...
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How to debug Google Apps Script (aka where does Logger.log log to?)

...de a spreadsheet todo-checklist type thing that sorted items by priorities and such. The only triggers I installed for that script were the onOpen and onEdit triggers. Debugging the onEdit trigger was the hardest one to figure out, because I kept thinking that if I set a breakpoint in my onEdit fun...
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Should I use px or rem value units in my CSS? [closed]

I am designing a new website and I want it to be compatible with as much browsers and browser settings as possible. I am trying to decide what unit of measurement I should use for the sizes of my fonts and elements, but am unable to find a conclusive answer. ...
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Basic HTTP authentication with Node and Express 4

...n: 'yourlogin', password: 'yourpassword'} // change this // parse login and password from headers const b64auth = (req.headers.authorization || '').split(' ')[1] || '' const [login, password] = Buffer.from(b64auth, 'base64').toString().split(':') // Verify login and password are set and co...