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Count number of matches of a regex in Javascript
...r a generic way to count the number of occurrences of a regex pattern in a string, and don't want it to fail if there are zero occurrences, this code is what you need. Here's a demonstration:
/*
* Example
*/
const count = (str) => {
const re = /[a-z]{3}/g
return ((str || '').ma...
Android - Handle “Enter” in an EditText
..., all on TextView.
For changing the text of the "Done" button to a custom string, use:
mEditText.setImeActionLabel("Custom text", KeyEvent.KEYCODE_ENTER);
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How to declare constant map
...al map (as a pseudo-constant), you can do:
var romanNumeralDict = map[int]string{
1000: "M",
900 : "CM",
500 : "D",
400 : "CD",
100 : "C",
90 : "XC",
50 : "L",
40 : "XL",
10 : "X",
9 : "IX",
5 : "V",
4 : "IV",
1 : "I",
}
Inside a func you can declare it like:...
Why in Java 8 split sometimes removes empty strings at start of result array?
Before Java 8 when we split on empty string like
3 Answers
3
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Case-INsensitive Dictionary with string key-type in C#
If I have a Dictionary<String,...> is it possible to make methods like ContainsKey case-insensitive?
5 Answers
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Is it possible to use the instanceof operator in a switch statement?
...h the Class reference; 2) assert the class simple name with the enum id .toString(); 3)find the enum thru the stored Class reference per enum id. I think this is also obfuscation safe then.
– Aquarius Power
Feb 2 '15 at 19:05
...
Add a CSS class to
...
Note that you need to explicitly pass a string ('name of button here') as the first argument to submit in order to use the :class hash as in the answer above. If you don't have that string, you'll get an error message.
– thewillcole
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Differences between cookies and sessions?
...
A cookie is simply a short text string that is sent back and forth between the client and the server. You could store name=bob; password=asdfas in a cookie and send that back and forth to identify the client on the server side. You could think of this as ...
How do I partially update an object in MongoDB so the new object will overlay / merge with the exist
... } );
}
Note: 'profile' is specific to my implementation, it is just the string of the key that you would like to modify.
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ng-repeat :filter by single field
...hing like substr That means you want select product where "color" contains string "blue" and not where "color" is "blue".
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