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What are invalid characters in XML
...an XML element. The issue at hand is which characters are valid in an XML file in general. There are certain characters that are not allowed anywhere.
– Jon Senchyna
Jun 23 '14 at 19:58
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Compare integer in bash, unary operator expected
...new error like integer expression expected if the variable is numeric; providing a non-numeric variable value, whether quoted or not, will result in said error.
– vladr
Dec 17 '16 at 6:24
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Creating java date object from year,month,day
...e, the months used to be numbered from zero in Java 7. Use constants to avoid trouble.
– jediz
Jun 6 '18 at 9:31
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Which version of C# am I using
... get the list of versions supported by your Roslyn compiler is "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\MSBuild\15.0\Bin\Roslyn\csc.exe" /langversion:?
– David A. Gray
Aug 14 '18 at 1:25
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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...
Why do we have map, fmap and liftM?
...wered Sep 18 '11 at 18:40
li.davidmli.davidm
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How do I fetch lines before/after the grep result in bash?
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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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....
How often should you use git-gc?
... that, well, the garbage gets collected. As we all know as computer users, files we consider garbage right now might turn out to be very valuable three days in the future. The fact that git keeps most of its debris around has saved my bacon several times – by browsing all the dangling commits, I h...