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PHP multidimensional array search by value
...compared types have to be exactly same, in this example you have to search string or just use == instead ===.
Based on angoru answer. In later versions of PHP (>= 5.5.0) you can use one-liner.
$key = array_search('100', array_column($userdb, 'uid'));
Here is documentation: http://php.net/manu...
Javascript/jQuery: Set Values (Selection) in a multiple Select
...r values="Test,Prof,Off";
$.each(values.split(","), function(i,e){
$("#strings option[value='" + e + "']").prop("selected", true);
});
Working Example http://jsfiddle.net/McddQ/1/
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How to get element by innerText
...
function findByTextContent(needle, haystack, precise) {
// needle: String, the string to be found within the elements.
// haystack: String, a selector to be passed to document.querySelectorAll(),
// NodeList, Array - to be iterated over within the function:
// precise: Boo...
Changing the case of a string in Eclipse
How do I make a lowercase string uppercase using Eclipse? I want to select a string and either uppercase it or lowercase it. Is there a shortcut for doing this?
...
Selecting empty text input using jQuery
...= $('input:text').filter(function() { return this.value == ""; });
var string = "The blank textbox ids are - \n";
emptyTextBoxes.each(function() {
string += "\n" + this.id;
});
alert(string);
});
});
...
What does %s mean in a python format string?
...
It is a string formatting syntax (which it borrows from C).
Please see "PyFormat":
Python supports formatting values into
strings. Although this can include
very complicated expressions, the most
basic usage is to insert v...
Gson - convert from Json to a typed ArrayList
Using the Gson library, how do I convert a JSON string to an ArrayList of a custom class JsonLog ? Basically, JsonLog is an interface implemented by different kinds of logs made by my Android app--SMS logs, call logs, data logs--and this ArrayList is a collection of all of them. I keep gettin...
Can a constructor in Java be private?
...e constructor helps code reuse.
public class MyClass {
private final String value;
private final String type;
public MyClass(int x){
this(Integer.toString(x), "int");
}
public MyClass(boolean x){
this(Boolean.toString(x), "boolean");
}
public ...
Difference between final static and static final
...
private static final String API_RTN_ERROR= "1";
private final static String API_RTN_ERROR= "1";
static private final String API_RTN_ERROR= "1";
static final private String API_RTN_ERROR= "1";
final static private String API_RTN_ERROR= "1";
final ...
What is null in Java?
...s another usage example, this time from java.io.BufferedReader:
public String readLine() throws IOException
Returns: A String containing the contents of the line, not including any line-termination characters, or null if the end of the stream has been reached.
So here, readLine() would re...