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Why use the 'ref' keyword when passing an object?
... useful too if you want to change the value of an immutable object, e.g. a string. You cannot change the value of a string once it has been created. But by using a ref, you could create a function that changes the string for another one that has a different value.
It is not a good idea to use ref un...
What is the difference between `throw new Error` and `throw someObject`?
..."I'm Evil"
throw will terminate the further execution & expose message string on catch the error.
try {
throw "I'm Evil"
console.log("You'll never reach to me", 123465)
} catch (e) {
console.log(e); // I'm Evil
}
Console after throw will never be reached cause of termination.
t...
How to add a “readonly” attribute to an ?
...erienced. Also, according to the jQuery docs the value should be number or string, not a boolean. api.jquery.com/attr/#attr2
– Luke
Oct 28 '13 at 19:48
add a comment
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Determine whether JSON is a JSONObject or JSONArray
...
I found better way to determine:
String data = "{ ... }";
Object json = new JSONTokener(data).nextValue();
if (json instanceof JSONObject)
//you have an object
else if (json instanceof JSONArray)
//you have an array
tokenizer is able to return more typ...
How to read embedded resource text file
...d an embedded resource (text file) using StreamReader and return it as a string? My current script uses a Windows form and textbox that allows the user to find and replace text in a text file that is not embedded.
...
How to replace a character with a newline in Emacs?
...m trying to replace a character - say ; - with a new line using replace-string and/or replace-regexp in Emacs.
6 Answ...
Prevent dialog dismissal on screen rotation in Android
...ceof YesNoListener)) {
throw new ClassCastException(activity.toString() + " must implement YesNoListener");
}
}
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
return new AlertDialog.Builder(getActivity())
.setTitle(R.strin...
Django CharField vs TextField
...o? The documentation says that CharField() should be used for smaller strings and TextField() should be used for larger strings. Okay, but where is the line drawn between "small" and "large"? What's going on under the hood here that makes this the case?
...
Efficiently replace all accented characters in a string?
...avaScript function that does efficient single character replacement in a string.
21 Answers
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How to negate the whole regex?
...ow do I convert CamelCase into human-readable names in Java?
Regex for all strings not containing a string?
A regex to match a substring that isn’t followed by a certain other substring.
More examples
These are attempts to come up with regex solutions to toy problems as exercises; they should b...