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AtomicInteger lazySet vs. set
...es the same memory location.
oracle hotspot jdk for x86 cpu architecture->
lazySet == unsafe.putOrderedLong == xchg rw( asm instruction that serve as a soft barrier costing 20 cycles on nehelem intel cpu)
on x86 (x86_64) such a barrier is much cheaper performance-wise than volatile or AtomicLo...
“A project with an Output type of Class Library cannot be started directly”
...ge by the following steps:
Right click on project in Solution Explorer -> Properties.
In opened tab with properties select Application and there will be ComboBox marked with Output Type label.
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How to reposition Chrome Developer Tools
...he split between the HTML and CSS panels, go in DevTools to Settings (F1) > General > Appearance > Panel Layout.
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How do you round a number to two decimal places in C#?
...
This rounds also. 1.009 => 1.01
– Donny V.
Mar 5 at 19:56
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How to convert string into float in JavaScript?
...is.replace(',', '.'));
}
.. you can run it like this
"554,20".float()
> 554.20
works with dot as well
"554.20".float()
> 554.20
typeof "554,20".float()
> "number"
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date format yyyy-MM-ddTHH:mm:ssZ
...Local.BaseUtcOffset.Hours;
string offset = string.Format("{0}{1}",((hours >0)? "+" :""),hours.ToString("00"));
string isoformat = DateTime.Now.ToString("s") + offset;
Console.WriteLine(isoformat);
Two things to note: + or - is needed after the time but obviously + doesn't show on positive numbe...
How to format Joda-Time DateTime to only mm/dd/yyyy?
...g the date
System.out.println(date.format(outputFormat));
Standard Java < 8
Before Java 8, you would use the a SimpleDateFormat and java.util.Date
String dateTime = "11/15/2013 08:00:00";
// Format for input
SimpleDateFormat dateParser = new SimpleDateFormat("MM/dd/yyyy HH:mm:ss");
// Parsing t...
What Are Some Good .NET Profilers?
...ent/server model and can profile/by-pass repeated boundaries (e.g. Native->COM->NET->COM->NET can be profiled). The UI is rather awful though :-)
– user166390
Feb 3 '11 at 0:56
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How to remove element from an array in JavaScript?
...element from an array and returns that element. This method changes the length of the array.
array = [1, 2, 3, 4, 5];
array.shift(); // 1
array // [2, 3, 4, 5]
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Offset a background image from the right using CSS
...gh not to support this. Safari users should be on a newer version by now, although a lot of older android devices are still out there. caniuse.com/#feat=css-background-offsets Easy enough to use a percentage fallback for these (although it isn't exactly the same).
– Mark
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