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Can Java 8 code be compiled to run on Java 7 JVM?
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147
No, using 1.8 features in your source code requires you to target a 1.8 VM. I just tried the n...
Calculate last day of month in JavaScript
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var month = 0; // January
var d = new Date(2008, month + 1, 0);
alert(d); // last day in January
IE 6: Thu Jan 31 00:00:00 CST 2008
IE 7: Thu Jan 31 00:00:00 CST 2008
IE 8: Beta 2: Thu Jan 31 00:00:00 CST 2008
Opera 8.54: ...
How do I cast a string to integer and have 0 in case of error in the cast with PostgreSQL?
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13 Answers
13
Active
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Mark current Line, and navigate through marked lines
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190
Yep! Go on the menus to Preferences>Key Bindings - Default this is a file with all the defa...
Adding up BigDecimals using Streams
...al>.
Turn it into a Stream<BigDecimal>
Call the reduce method.
3.1. We supply an identity value for addition, namely BigDecimal.ZERO.
3.2. We specify the BinaryOperator<BigDecimal>, which adds two BigDecimal's, via a method reference BigDecimal::add.
Updated answer, after edit
I ...
Can anybody push to my project on github?
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edited Jul 3 '13 at 14:23
answered Jul 3 '13 at 8:25
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jQuery - checkbox enable/disable
...ange your markup slightly:
$(function() {
enable_cb();
$("#group1").click(enable_cb);
});
function enable_cb() {
if (this.checked) {
$("input.group1").removeAttr("disabled");
} else {
$("input.group1").attr("disabled", true);
}
}
<script src="https://cdnjs.clou...
How to get CSS to select ID that begins with a string (not in Javascript)?
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edited Jun 30 '15 at 11:53
answered Jul 15 '12 at 23:58
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how to provide a swap function for my class?
...amp; lhs, Bar& rhs) {
// ...
}
}
If swap is now used as shown in 1), your function will be found. Also, you may make that function a friend if you absolutely need to, or provide a member swap that is called by the free function:
// version 1
class Bar{
public:
friend void swap(Bar&...
Java “user.dir” property - what exactly does it mean?
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142
It's the directory where java was run from, where you started the JVM. Does not have to be wit...