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How can I default a parameter to Guid.Empty in C#?
...
Well, it doesn't need a normal constant expression - new Guid() isn't a constant expression, for example. The C# spec defines quite clearly what's allowed, including but not limited to constants. (Just to be clear, it effectively is a...
What is the purpose of shuffling and sorting phase in the reducer in Map Reduce Programming?
...sks(0)). Then, the MapReduce job stops at the map phase, and the map phase does not include any kind of sorting (so even the map phase is faster).
UPDATE: Since you are looking for something more official, you can also read Tom White's book "Hadoop: The Definitive Guide". Here is the interesting p...
When to use references vs. pointers
... you're going in undefined-behaviour-land;
the reference attribute version doesn't allow (without easy to spot tricks) the problem with 1.
the reference attribute version is simpler to understand for the user: you have to provide a valid object, not something that could be null.
If the behaviour of...
Android studio Gradle icon error, Manifest Merger
...ame, theme, label}.
I added tools:replace="android:icon,android:theme", it does not work. I added tools:replace="android:icon,android:theme,android:label,android:name", it does not work. It works when I added tools:replace="android:icon,android:theme,android:label". So find out what the conflict exa...
What's the advantage of Logic-less template (such as mustache)?
...ode scattered.
If you prevent logic in templates by design (like mustache does), you will be obliged to put the logic elsewhere, so your templates will end up uncluttered.
Another advantage is that you are forced to think in terms of separation of concerns: your controller or logic code will have ...
How to create a responsive image that also scales up in Bootstrap 3
...s responsive image class sets max-width to 100%. This limits its size, but does not force it to stretch to fill parent elements larger than the image itself. You'd have to use the width attribute to force upscaling.
http://getbootstrap.com/css/#images-responsive
...
What is the difference between JavaScript and ECMAScript?
...ent one).
ES5 is the JavaScript you know and use in the browser today.
ES5 does not require a build step (transpilers) to transform it into something that will run in today's browsers.
ECMAScript version 5 was finished in December 2009,
the latest versions of all major browsers (Chro...
How to see indexes for a database or table in MySQL?
... @Mark Byers Is there a way to see the index table itself? How does SQL generate the index file internally? How does it stores a pointer of a record from index table to Main Table ?
– yajant b
May 22 '19 at 14:57
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MIN and MAX in C
...ns from the systems I have access to in my answer above (the comment field doesn't accept formatting as far as I can tell). Will try to find the links to the FreeBSD/Linux/glibc source repos.
– Mikel
Aug 15 '10 at 2:30
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Are braces necessary in one-line statements in JavaScript?
...u have compound statements it can get very confusing. Indenting helps but doesn't mean anything to the compiler/interpreter.
var a;
var b;
var c;
//Indenting is clear
if (a===true)
alert(a); //Only on IF
alert(b); //Always
//Indenting is bad
if (a===true)
alert(a); //Only on IF
alert(b); /...