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Check if a key exists inside a json object
... var list_undefined = "";
async.forEachOf(objarray, function (item, key, next_key) {
console.log("item----->", item);
console.log("key----->", key);
if (item == undefined || item == '') {
list_undefined = list_undefined + "" + ke...
Slide right to left?
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This is the best way if you have jQueryUI installed.
– steampowered
Nov 14 '12 at 15:39
5
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Get selected value of a dropdown's item using jQuery
How can I get the selected value of a dropdown box using jQuery?
I tried using
30 Answers
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How to make a Java Generic method static?
...lowing is a snippet on how to make a java generic class to append a single item to an array. How can I make appendToArray a static method. Adding static to the method signature results in compile errors.
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Why is it faster to check if dictionary contains the key, rather than catch the exception in case it
...(1) operation.
BTW: The correct way to do this is to use TryGetValue
obj item;
if(!dict.TryGetValue(name, out item))
return null;
return item;
This accesses the dictionary only once instead of twice.
If you really want to just return null if the key doesn't exist, the above code can be simpl...
Detect application heap size in Android
...ize is... taciturn, I really think Runtime.getRuntime().maxMemory() is the best answer.
– BoD
Dec 6 '11 at 17:13
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Clear form field after select for jQuery UI Autocomplete
... for false specifically:
if ( false !== self._trigger( "select", event, { item: item } ) ) {
self.element.val( item.value );
}
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How to Remove Array Element and Then Re-Index Array?
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unset($foo[0]); // remove item at index 0
$foo2 = array_values($foo); // 'reindex' array
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follo...
How to ignore files/directories in TFS for avoiding them to go to central source repository?
...h the web site ASP project type, too.
One way is to add a new or existing item to a project (e.g. right click on project, Add Existing Item or drag and drop from Windows explorer into the solution explorer), let TFS process the file(s) or folder, then undo pending changes on the item(s). TFS will u...
Why should I use 'li' instead of 'div'?
I'm not sure why I need to use ul-li vs simply using divs when listing items. I can make both look exactly the same so where is the functional advantage to creating an unordered list vs lining up divs?
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