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Comparing strings with == which are declared final in Java
I have a simple question about strings in Java. The following segment of simple code just concatenates two strings and then compares them with == .
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What is Java String interning?
What is String Interning in Java, when I should use it, and why ?
7 Answers
7
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String is immutable. What exactly is the meaning? [duplicate]
I wrote the following code on immutable Strings.
19 Answers
19
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Which Radio button in the group is checked?
...Button;
if(r != null && r.Checked) return Int32.Parse((string)r.Tag);
}
return Default;
}
public static bool IsRadioSelected(this RadioButton rb) {
foreach(Control c in rb.Parent.Controls) {
RadioButton r = c as RadioButton;
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How do I use jQuery's form.serialize but exclude empty fields
...ke to have a cleaner search url by removing the empty fields from the querystring when a search is performed.
9 Answers
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How to set the prototype of a JavaScript object that has already been instantiated?
...get[key] = mixin[key];
}
// Take care of IE clobbering `toString` and `valueOf`
if (mixin && mixin.toString !== Object.prototype.toString) {
target.toString = mixin.toString;
} else if (mixin && mixin.valueOf !== Object.prototype.valueOf) {
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“Too many values to unpack” Exception
...no Borini, I am getting also similar error but in my case, I am creating a string as obj='{"vendorId": "' + vID +'", "vendorName" :"'+vName+'", "addedDate" : "'+vAddedDate+'","usersList" : "'+ usersList + '," status" : "'+str(vStatus)+'","edit"'+edit+'"}'; although all the values are string, it give...
Django Template Variables and Javascript
...le of template filter:
// myapp/templatetags/js.py
from django.utils.safestring import mark_safe
from django.template import Library
import json
register = Library()
@register.filter(is_safe=True)
def js(obj):
return mark_safe(json.dumps(obj))
This template filters converts variable to ...
Clearing localStorage in javascript?
...unctions in a similar fashion to objects in that the keys are converted to strings. For example, using undefined as a key like this: localStorage.setItem(undefined, 'example Txt!'), will actuall store it under the key called 'undefined' as you can see when you run the following code. console.log(loc...
How can a string be initialized using “ ”?
If String is a class just like any other, how can it be initialized using double quotes?
10 Answers
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