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Clicking the text to select corresponding radio button
...t; and has 4 possible choices, using radio buttons to allow the user to select his/her answer. The current HTML for a single question looks like:
...
How to set OnClickListener on a RadioButton in Android?
...oGroup group, int checkedId) {
// checkedId is the RadioButton selected
}
});
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Create tap-able “links” in the NSAttributedString of a UILabel?
...tureRecognizer:[[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(handleTapOnLabel:)]];
Now the most sophisticated stuff: finding out whether the tap was on where the link is displayed and not on any other portion of the label. If we had single-lined UILabel, this task could be ...
How do I show the number keyboard on an EditText in android?
...found this implementation useful, shows a better keyboard and limits input chars.
<EditText
android:inputType="phone"
android:digits="1234567890"
...
/>
Additionally, you could use android:maxLength to limit the max amount of numbers.
To do this programmatically:
editText.set...
What is meant by immutable?
...omething like this:
// Assume string is stored like this:
struct String { char* characters; unsigned int length; };
// Passing pointers because Java is pass-by-reference
struct String* substring(struct String* in, unsigned int begin, unsigned int end)
{
struct String* out = malloc(sizeof(struc...
How do I split a string on a delimiter in Bash?
...restored"; you don't need to do anything manually.
– Charles Duffy
Jul 6 '13 at 14:39
5
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Use of #pragma in C
...etween members) in MSVC:
#pragma pack(push, 1)
struct PackedStructure
{
char a;
int b;
short c;
};
#pragma pack(pop)
// sizeof(PackedStructure) == 7
Here's how you'd do the same thing in GCC:
struct PackedStructure __attribute__((__packed__))
{
char a;
int b;
short c;
};
// sizeof(Pa...
selecting unique values from a column
...
Use the DISTINCT operator in MySQL:
SELECT DISTINCT(Date) AS Date FROM buy ORDER BY Date DESC;
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Repeat Character N Times
In Perl I can repeat a character multiple times using the syntax:
23 Answers
23
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Uncaught SyntaxError: Unexpected token with JSON.parse
...l getting this...
In that case it's likely that there are hidden/special characters in the string from whatever source your getting them. When you paste into a validator, they are lost - but in the string they are still there. Those chars, while invisible, will break JSON.parse()
If s is your raw...