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Why would $_FILES be empty when uploading files to PHP?

... upload_max_filesize = 100M You might need to use .htaccess or .user.ini if you are on shared hosting and don't have access to php.ini. Make sure you’re editing the correct ini file – use the phpinfo() function to verify your settings are actually being applied. Also make sure you don’t mis...
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How to merge two arrays in JavaScript and de-duplicate items

...ternet Explorer Technical Preview. But if you use Babel, you can have it now. const input = [ [1, 2, 3], [101, 2, 1, 10], [2, 1] ]; const mergeDedupe = (arr) => { return [...new Set([].concat(...arr))]; } console.log('output', mergeDedupe(input)); ...
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Link to “pin it” on pinterest without generating a button

...error when trying to pin: Parameter 'method' (value link) is not one of unknown, uploaded, scraped, bookmarklet, email, iphone, button, ipad, android, android_tablet, api_sdk, extension, api_other, bad.. The solution is to keep the url as button but ignore the pinterest script. see stackoverflow.com...
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Suppressing “is never used” and “is never assigned to” warnings in C#

...rning restore 0649 To find such warning numbers yourself (ie. how did I know to use 0169 and 0649), you do this: Compile the code as normal, this will add some warnings to your error list in Visual Studio Switch to the Output window, and the Build output, and hunt for the same warnings Copy the ...
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How to test if a string is basically an integer in quotes using Ruby

... I know a lot of people use it, and it's certainly aesthetically pleasing. To me though it's an indication that the code needs restructuring. If you're expecting an exception...it's not an exception. – Sarah...
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What is the fastest way to send 100,000 HTTP requests in Python?

... How much faster can you go if you want to talk with the SAME server each time, by persisting the connection? Can this even be done across threads, or with one persistent connection per thread? – mdurant Jan 12 '15...
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unbound method f() must be called with fibo_ instance as first argument (got classobj instance inste

... OK, first of all, you don't have to get a reference to the module into a different name; you already have a reference (from the import) and you can just use it. If you want a different name just use import swineflu as f. Second, you are getting a reference to the class rather than instantiating t...
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What do (lambda) function closures capture?

...ocation, but it points to something else. the same thing happens in Scheme if you set!. see here for what dynamic scope really is: voidspace.org.uk/python/articles/code_blocks.shtml . – Claudiu Jun 29 '10 at 15:21 ...
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multiprocessing.Pool: When to use apply, apply_async or map?

...rast to Pool.apply, the Pool.apply_async method also has a callback which, if supplied, is called when the function is complete. This can be used instead of calling get(). For example: import multiprocessing as mp import time def foo_pool(x): time.sleep(2) return x*x result_list = [] def...
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How to get key names from JSON using jq

... replaced spaces with _ which resolved the issue. Thank you very much! but now one more problem. : ( I am getting different orders when i get keys alone and when i get values alone : ( – Ezhilan Mahalingam Apr 16 '14 at 20:13 ...