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How to return a string value from a Bash function
...-f : you have to be really careful on what you have in this function "getSomeString()" as having any code which will eventually echo will mean that you get incorrect return string.
– Mani
Sep 14 '12 at 16:38
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Swift and mutating struct
There is something that I don't entirely understand when it comes to mutating value types in Swift.
7 Answers
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Best way to detect when a user leaves a web page?
...confirmation). Firefox has a hidden preference in about:config to do the same. In essence this means the user always confirms that the document may be unloaded.
– MJB
Jan 19 '15 at 17:29
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asp.net mvc: why is Html.CheckBox generating an additional hidden input
...heckbox on form not with Html.Hidden, but with <input type="checkbox" name="MyTestCheckboxValue"></input>. Leave checkbox unchecked, submit form and look at posted request values on server side. You'll see that there is no checkbox value. If you had hidden field, it would contain MyTestC...
Format number to always show 2 decimal places
....round(num * 100) / 100).toFixed(2);
Live Demo
var num1 = "1";
document.getElementById('num1').innerHTML = (Math.round(num1 * 100) / 100).toFixed(2);
var num2 = "1.341";
document.getElementById('num2').innerHTML = (Math.round(num2 * 100) / 100).toFixed(2);
var num3 = "1.345";
documen...
Is it possible to install APK file if more than one emulators/devices are connected [duplicate]
...ommand prompt and all that.
But i want to know is it possible to install same apk file in to multiple emulator by giving any specific name ?
Actually i have to test one apk file in to many device. and for that i have started many device. I know how to install it. if the all device are open then it w...
Can HTML be embedded inside PHP “if” statement?
I would like to embed HTML inside a PHP if statement, if it's even possible, because I'm thinking the HTML would appear before the PHP if statement is executed.
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How to access a dictionary element in a Django template?
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To echo / extend upon Jeff's comment, what I think you should aim for is simply a property in your Choice class that calculates the number of votes associated with that object:
class Choice(models.Model):
text = models.CharField(max_length=200)
def...
Distinct not working with LINQ to Objects
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LINQ Distinct is not that smart when it comes to custom objects.
All it does is look at your list and see that it has two different objects (it doesn't care that they have the same values for the member fields).
One workaround is to implement the IEquatable interfa...
Import and Export Excel - What is the best library? [closed]
...code. Just make sure that you read in the rows and process them one at a time (reading the document to the end and splitting will eat up all of your memory - same with writing, stream it out).
Yes, the user will have to save-as CSV in excel before you can process it, but perhaps this limitation can...