How to find variable type in js & jquery?

var str = "string";
alert(typeof(str)); //output: string

Input field enter integer only in jQuery

$(document).ready(function () {
    //called when key is pressed in textbox
    $("#quantity").keypress(function (e) {
        //if the letter is not digit then display error and don't type anything
        if (e.which != 8 && e.which != 0 && (e.which < 48 || e.which > 57)) {
            //display error message
            $("#errmsg").html("Digits Only").show().fadeOut("slow");
            return false;
        }
    });
});

Number :
<input type="text" name="quantity" id="quantity" /> <span id="errmsg"></span>

How to get checked values in checkbox in dynamically by using jquery and javascript?

var chkArray = [];
$(".chk:checked").each(function() {
 chkArray.push($(this).val());
});
var selected;
selected = chkArray.join(',') + ",";
if(selected.length > 1){
 alert("You have selected " + selected); 
}else{
 alert("Please at least one of the checkbox"); 
}

How to remove TV Wizard ads

Windows Vista and Windows 7

    Click Start.
    Select Control Panel.
    Click Uninstall a program.
    Remove TV Wizard.

Windows XP

    Click Start.
    Select Control Panel.
    Click Add or Remove Programs.
    Uninstall the adware program.

Windows 8

    Move the mouse pointer do the lower-left corner of the screen.
    Right-click.
    Select Control Panel.
    Click Uninstall a program.
    Remove the unwanted program.

Document onkeydown get keyCode in javascript

document.onkeydown = myKeyDownHandler;
function myKeyDownHandler(event){
      alert(event.keyCode)
}

Regional Language in Google Transliteration API

<script src="https://www.google.com/jsapi" type="text/javascript">
</script>
<script type="text/javascript">
google.load("elements", "1", {	packages: "transliteration"	});
function onLoad() {
var options = {
sourceLanguage: google.elements.transliteration.LanguageCode.ENGLISH,
destinationLanguage: [google.elements.transliteration.LanguageCode.TAMIL],
shortcutKey: 'ctrl+g',
transliterationEnabled: true
};
var control = new google.elements.transliteration.TransliterationControl(options);
control.makeTransliteratable(['transliterateTextarea']);
}
google.setOnLoadCallback(onLoad);
</script>
<div class="Google-transliterate-Way2blogging">
Type in Hindi (Press Ctrl+g to toggle between English and Tamil)<br>
<textarea id="transliterateTextarea" style="width:600px;height:200px;resize:none;">
</textarea>
<span style="font-weight:bold;font-size:10px;float:right;margin:5px;">
</span>
</div>

how to find server space in php?

// $ds contains the total number of bytes available on "/"
$ds = disk_total_space("/");

// On Windows:
$ds = disk_total_space("C:");
$ds = disk_total_space("D:");