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Failed to execute 'btoa' on 'Window': The string to be encoded contains characters outside of the La

...ght need to strip all the white-space from the base64 data... function b64_to_utf8( str ) { str = str.replace(/\s/g, ''); return decodeURIComponent(escape(window.atob( str ))); } 2017 Update This problem has been bugging me again. The simple truth is, atob doesn't really handle UT...
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How can I add reflection to a C++ application?

...re are some handy macros to help with typed expressions: #define REM(...) __VA_ARGS__ #define EAT(...) // Retrieve the type #define TYPEOF(x) DETAIL_TYPEOF(DETAIL_TYPEOF_PROBE x,) #define DETAIL_TYPEOF(...) DETAIL_TYPEOF_HEAD(__VA_ARGS__) #define DETAIL_TYPEOF_HEAD(x, ...) REM x #define DETAIL_TYP...
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How to wait for several Futures?

...]):Future[List[Any]] = { val fut = if (futures.size == 1) futures.head._2 else Future.firstCompletedOf(futures.values) fut onComplete{ case Success(value) if (futures.size == 1)=> prom.success(value :: values) case Success(value) => processFutures(fut...
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Get name of object or class

... use standard IIFE (for example with TypeScript) var Zamboch; (function (_Zamboch) { (function (Web) { (function (Common) { var App = (function () { function App() { } App.prototype.hello = function () { co...
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Determine command line working directory when running node bin script

...ge) if it's has not been changed by 'process.chdir' inside of application. __filename returns absolute path to file where it is placed. __dirname returns absolute path to directory of __filename. If you need to load files from your module directory you need to use relative paths. require('../lib/...
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How to read keyboard-input?

... try raw_input('Enter your input:') # If you use Python 2 input('Enter your input:') # If you use Python 3 and if you want to have a numeric value just convert it: try: mode=int(raw_input('Input:')) except ValueError: ...
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What is the difference between '/' and '//' when used for division?

...he 2.x line, there is no difference for integers unless you perform a from __future__ import division, which causes Python 2.x to adopt the 3.x behavior. Regardless of the future import, 5.0 // 2 will return 2.0 since that's the floor division result of the operation. You can find a detailed descr...
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Merge PDF files

...pt ImportError: from pyPdf import PdfFileReader, PdfFileWriter def pdf_cat(input_files, output_stream): input_streams = [] try: # First open all the files, then produce the output file, and # finally close the input files. This is necessary because # the data isn...
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How can I output leading zeros in Ruby?

...counter is known (e.g., n = 3 for counters 1..876), you can do str = "file_" + i.to_s.rjust(n, "0") share | improve this answer | follow | ...
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How to read and write INI file with Python3?

...['DEFAULT']['path'] = '/var/shared/' # update config['DEFAULT']['default_message'] = 'Hey! help me!!' # create with open('FILE.INI', 'w') as configfile: # save config.write(configfile) You can find more at the official configparser documentation. ...