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Can an interface extend multiple interfaces in Java?
...face extend multiple interfaces in Java? This code appears valid in my IDE and it does compile:
7 Answers
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Equivalent of .try() for a hash to avoid “undefined method” errors on nil? [duplicate]
... answered Jun 3 '11 at 8:57
Andrew GrimmAndrew Grimm
67.5k4646 gold badges181181 silver badges303303 bronze badges
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Unnecessary curly braces in C++?
...ould not do this until C99. :)
Since C++ has destructors, it can also be handy to have resources (files, mutexes, whatever) automatically released as the scope exits, which can make things cleaner. This means you can hold on to some shared resource for a shorter duration than you would if you grabb...
Auto start node.js server on boot
...e, it's called node-windows (npm, github, documentation). I've used before and worked like a charm.
var Service = require('node-windows').Service;
// Create a new service object
var svc = new Service({
name:'Hello World',
description: 'The nodejs.org example web server.',
script: 'C:\\path\\...
Writing a pandas DataFrame to CSV file
I have a dataframe in pandas which I would like to write to a CSV file. I am doing this using:
7 Answers
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Append an element with fade in effect [jQuery]
...appends #blah to itself, which doesn't seem like something you want to do (and I'm guessing it's interpreted as a no-op). You might as well just drop the .appendTo part and use $('#mycontent').hide().fadeIn(1000).
– icktoofay
Dec 13 '17 at 8:48
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How to PUT a json object with an array using curl
...enter the data isn't good for bulk entry, so I'm trying to formulate a command line equivalent. When I examine the network request of the UI in chrome, I see a PUT request of a json object. When I try to replicate the request
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How can I open multiple files using “with open” in Python?
...
Just replace and with , and you're done:
try:
with open('a', 'w') as a, open('b', 'w') as b:
do_something()
except IOError as e:
print 'Operation failed: %s' % e.strerror
...
CSS @font-face - what does “src: local('☺')” mean?
I'm using @font-face for the first time and downloaded a font-kit from fontsquirrel
3 Answers
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How to read an external local JSON file in JavaScript?
I have saved a JSON file in my local system and created a JavaScript file in order to read the JSON file and print data out. Here is the JSON file:
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