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Can I underline text in an Android layout?
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It can be achieved if you are using a string resource xml file, which supports HTML tags like <b></b>, <i></i> and <u></u>.
<resources>
<string name="your_string_here">This...
Convert JSON String to Pretty Print JSON output using Jackson
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To indent any old JSON, just bind it as Object, like:
Object json = mapper.readValue(input, Object.class);
and then write it out with indentation:
String indented = mapper.writerWithDefaultPrettyPrinter().writeValueAsString(json);
this avoids your havin...
What's the best way to iterate an Android Cursor?
I frequently see code which involves iterating over the result of a database query, doing something with each row, and then moving on to the next row. Typical examples are as follows.
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What is the best method of handling currency/money?
... migration, do something like this:
# precision is the total number of digits
# scale is the number of digits to the right of the decimal point
add_column :items, :price, :decimal, :precision => 8, :scale => 2
In Rails, the :decimal type is returned as BigDecimal, which is great for price c...
Overriding !important style
Title pretty much sums it up.
12 Answers
12
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How to create a tag with Javascript?
I'm looking for a way to insert a <style> tag into an HTML page with JavaScript.
14 Answers
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How can I check if a value is a json object?
...type "object", if the string was JSON, so you only have to check the type with typeof
var response=jQuery.parseJSON('response from server');
if(typeof response =='object')
{
// It is JSON
}
else
{
if(response ===false)
{
// the response was a string "false", parseJSON will convert it to ...
What is the difference between “Class.forName()” and “Class.forName().newInstance()”?
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Demo demo = (Demo) clazz.newInstance();
}
}
As explained in its javadoc, calling Class.forName(String) returns the Class object associated with the class or interface with the given string name i.e. it returns test.Demo.class which is affected to the clazz variable of type Class.
The...
TypeError: got multiple values for argument
I read the other threads that had to do with this error and it seems that my problem has an interesting distinct difference than all the posts I read so far, namely, all the other posts so far have the error in regards to either a user created class or a builtin system resource. I am experiencing th...
How can I convert a string to boolean in JavaScript?
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Do:
var isTrueSet = (myValue == 'true');
You could make it stricter by using the identity operator (===), which doesn't make any implicit type conversions when the compared variables have different types, instead of the equality operator (==).
var isTrueSet = (myValue === 'true')...