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Why does isNaN(“ ”) (string with spaces) equal false?
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JavaScript interprets an empty string as a 0, which then fails the isNAN test. You can use parseInt on the string first which won't convert the empty string to 0. The result should then fail isNAN.
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How does variable assignment work in JavaScript?
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edited Aug 11 '18 at 14:50
Volker E.
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answered...
How to get a list of installed android applications and pick one to run
...gAppsList = context.getPackageManager().queryIntentActivities( mainIntent, 0);
You will get all the necessary data in the ResolveInfo to start a application. You can check ResolveInfo javadoc here.
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What is the difference between build.sbt and build.scala?
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To give a brief example, this build.sbt:
name := "hello"
version := "1.0"
is a shorthand notation roughly equivalent to this project/Build.scala:
import sbt._
import Keys._
object Build extends Build {
lazy val root = Project(id = "root", base = file(".")).settings(
name := "hello",
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Calendar.getInstance(TimeZone.getTimeZone(“UTC”)) is not returning UTC time
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answered Jan 25 '14 at 10:49
mockinterfacemockinterface
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How do I view events fired on an element in Chrome DevTools?
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edited Dec 11 '12 at 20:35
Charlie
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answe...
Where to put view-specific javascript files in an ASP.NET MVC application?
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answered Jun 23 '11 at 12:07
daveswdavesw
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How to match all occurrences of a regex
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Andrew Marshall
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answered Sep 17 '08 at 5:53
JeanJean
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Modulus % in Django template
...osts %}
<div class="post width1 height2 column {% if forloop.counter0|divisibleby:4 %}first{% endif %}">
<div class="preview">
</div>
<div class="overlay">
</div>
<h2>p.title</h2>
</div>
{% endfor %}
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How to get a index value from foreach loop in jstl
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edited Jun 4 '14 at 20:55
Paul Gray
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answered Sep 1...