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how do I use UIScrollView in Interface Builder?
...red Jun 28 '12 at 6:26
Herr GrumpsHerr Grumps
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What do querySelectorAll and getElementsBy* methods return?
...ied in the argument, then the method must return an empty
NodeList.
https://www.w3.org/TR/2008/WD-html5-20080610/dom.html#getelementsbyclassname
getElementById
The getElementById() method accesses the first element with the specified id.
https://developer.mozilla.org/en-US/docs/Web/API/Do...
Why does Enumerable.All return true for an empty sequence? [duplicate]
... a new extension is:
strs.DefaultIfEmpty().All(str => str == "ABC");
PS: The above does not work if looking for the default value itself!
(Which for strings would be null.)
In such cases it becomes less elegant with something similar to:
strs.DefaultIfEmpty(string.Empty).All(str => str == ...
80后夫妻创业，如今身价68亿，怎么做到？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...法华网络看上去太像一个皮包公司了。他们只好去找浙江最穷的三个地方的电信公司（舟山电信、衢州电信、丽水电信）进行攻关，拿到订单以后再找上游供货商谈判，要求先发货后付款。8个月后，王麒诚赚到了人生中的第一...
Python debugging tips [closed]
What are your best tips for debugging Python?
18 Answers
18
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MySQL IF NOT NULL, then display 1, else display 0
...k for NULL or empty string:
select if(name is null or name = '', 0, 1)
PS Eugen's example up above is correct, but I wanted to clarify this nuance as it caught me by surprise.
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AngularJS - How to use $routeParams in generating the templateUrl?
... The problem why the former does not work is documented groups.google.com/forum/?fromgroups=#!topic/angular/qNi5lqm-Ps8. As injection targets to config() only providers are passed, not actual service instances such as $routePrams.
– nre
Aug 25 '1...
Random String Generator Returning Same String [duplicate]
...m: 32
Guid.NewGuid().ToString("N").Substring(0, yourRandomStringLength);
PS: Please keep in mind that yourRandomStringLength cannot exceed 32 as Guid has max length of 32.
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What is the difference between jQuery: text() and html() ?
...tml">Link</a><b>hello</b>');
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.3.2/jquery.min.js"></script>
<div id="div1"></div>
<div id="div2"></div>
Live demo on http://jsfiddle.net/hossain/sUTVg/
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How can I convert my Java program to an .exe file? [closed]
...mand-line version.
– Oracle's documentation
The javapackager utility ships with the JDK. It can generate .exe files with the -native exe flag, among many other things.
WinRun4J
WinRun4j is a java launcher for windows. It is an alternative to javaw.exe and provides the following benefits:
Uses a...