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setMaxResults for Spring-Data-JPA annotation?
...7.0 (Evans release train).
You can use the newly introduced Top and First keywords that allow you to define query methods like this:
findTop10ByLastnameOrderByFirstnameAsc(String lastname);
Spring Data will automatically limit the results to the number you defined (defaulting to 1 if omitted). N...
How are parameters sent in an HTTP POST request?
...rmat. It's more complicated, but you usually don't need to care what it looks like, so I won't show an example, but it can be good to know that it exists.
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Should I test private methods or only public ones? [closed]
...at should be hidden to the users of the class. Testing private methods breaks encapsulation.
If I find that the private method is huge or complex or important enough to require its own tests, I just put it in another class and make it public there (Method Object). Then I can easily test the previou...
How can I get jQuery to perform a synchronous, rather than asynchronous, Ajax request?
...ous option to be false to get a synchronous Ajax request. Then your callback can set some data before your mother function proceeds.
Here's what your code would look like if changed as suggested:
beforecreate: function (node, targetNode, type, to) {
jQuery.ajax({
url: 'http://example.c...
How do I disable form fields using CSS?
Is it possible to disable form fields using CSS? I of course know about the attribute disabled, but is it possible to specify this in a CSS rule? Something like -
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How to check that an object is empty in PHP?
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You can cast to an array and then check if it is empty or not
$arr = (array)$obj;
if (!$arr) {
// do stuff
}
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Use Font Awesome Icon in Placeholder
...laceholder? I read that HTML isn't allowed in a placeholder. Is there a workaround?
17 Answers
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Calculating text width
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This worked better for me:
$.fn.textWidth = function(){
var html_org = $(this).html();
var html_calc = '<span>' + html_org + '</span>';
$(this).html(html_calc);
var width = $(this).find('span:first').width();
$...
How to drop columns using Rails migration
... answered Jun 3 '10 at 5:49
Nick HammondNick Hammond
10.1k11 gold badge1616 silver badges99 bronze badges
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How to find if an array contains a specific string in JavaScript/jQuery? [duplicate]
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You really don't need jQuery for this.
var myarr = ["I", "like", "turtles"];
var arraycontainsturtles = (myarr.indexOf("turtles") > -1);
Hint: indexOf returns a number, representing the position where the specified searchvalue occurs for the first time, or -1 if it never
occ...