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Can a class extend both a class and implement an Interface
... Is it a bad practice?
– Mohammed Shamshid
Feb 28 '19 at 9:49
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How to check if a value exists in an array in Ruby
...nt time (i.e O(1)). So if you array is constant, for example, it is a good idea to use a Set instead. E.g:
require 'set'
ALLOWED_METHODS = Set[:to_s, :to_i, :upcase, :downcase
# etc
]
def foo(what)
raise "Not allowed" unless ALLOWED_METHODS.include?(wh...
Invalid URI: The format of the URI could not be determined
... Nothing wrong at all. I was doing everything really quickly, and I accidently clicked the down button, and it said that unless the question is edited i cannot undo it, so if you could kindly edit your question or something, i can re-upvote you :) So sorry about that :-( I didn't mean to downvot...
Why do we have map, fmap and liftM?
...wered Sep 18 '11 at 18:40
li.davidmli.davidm
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Sublime Text 2 - Link with Editor / Show file in sidebar
...
https://github.com/sobstel/SyncedSideBar
You can install this via the Package Control utility (although it doesn't mention it on the github page).
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How to send only one UDP packet with netcat?
... might as well write
echo -n "hello" >/dev/udp/localhost/8000
and avoid all the idiosyncrasies and incompatibilities of netcat.
This also works sending to other hosts, ex:
echo -n "hello" >/dev/udp/remotehost/8000
These are not "real" devices on the file system, but bash "special" alias...
How do I fetch lines before/after the grep result in bash?
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function() {
// Have to fire editor after snippets, if snippets enabled...
Android.app Fragments vs. android.support.v4.app using ViewPager?
I have a question regarding the Android Support Libraries, Fragments, and as a specific example, the ViewPager class. My intention is to create an app with similar functionality to the sample provided on the Android Developer website ( http://developer.android.com/training/animation/screen-slide....
#ifdef in C#
...
#if DEBUG
bool bypassCheck=TRUE_OR_FALSE;//i will decide depending on what i am debugging
#else
bool bypassCheck = false; //NEVER bypass it
#endif
Make sure you have the checkbox to define DEBUG checked in your build properties.
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Is there a JavaScript / jQuery DOM change listener?
...butes as well as structural changes. The draft spec has a full list of valid mutation listener properties:
childList
Set to true if mutations to target's children are to be observed.
attributes
Set to true if mutations to target's attributes are to be observed.
characterData
Set to true if mu...