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Stateless and Stateful Enterprise Java Beans
...s. If stateless session beans do not retain their state in between method calls, why is my program acting the way it is?
7 ...
How to convert a string to number in TypeScript?
..., or simply use the unary + operator:
var x = "32";
var y: number = +x;
All of the mentioned techniques will have correct typing and will correctly parse simple decimal integer strings like "123", but will behave differently for various other, possibly expected, cases (like "123.45") and corner c...
两种js滑动门(tab切换)效果 - 源码下载 - 清泛网 - 专注C/C++及内核技术
...
thisObj.className = "active";
document.getElementById(tabObj+"_Content"+i).style.display = "block";
}else{
tabList[i].className = "normal";
document.getElementById(tabObj+"_Content"+i).style.display = "none";
}
}
}
</script>
</head>
<body>
<div align...
Passing $_POST values with cURL
How do you pass $_POST values to a page using cURL ?
8 Answers
8
...
Is there a pattern for initializing objects created via a DI container
...
{
get { return this.runTimeParam; }
}
}
Notice how this allows us to protect the class' invariants by use of the readonly keyword. No smelly Initialize methods are necessary.
An IMyIntfFactory implementation may be as simple as this:
public class MyIntfFactory : IMyIntfFactory
{...
Postgresql aggregate array
...
Use array_agg: http://www.sqlfiddle.com/#!1/5099e/1
SELECT s.name, array_agg(g.Mark) as marks
FROM student s
LEFT JOIN Grade g ON g.Student_id = s.Id
GROUP BY s.Id
By the way, if you are using Postgres 9.1, you don't need ...
How to declare a variable in a PostgreSQL query
...WITH () query which can work as a variable, or even tuple of variables. It allows you to return a table of temporary values.
WITH master_user AS (
SELECT
login,
registration_date
FROM users
WHERE ...
)
SELECT *
FROM users
WHERE master_login = (SELECT login
...
Why is a div with “display: table-cell;” not affected by margin?
...
Cause
From the MDN documentation:
[The margin property] applies to all elements except elements with
table display types other than table-caption, table and inline-table
In other words, the margin property is not applicable to display:table-cell elements.
Solution
Consider using the bo...
difference between fork and branch on github
If I fork a project that's hosted on github. Do I fork all the branches? How do I know which branch my fork is based on? In other words which branch will be downloaded to my PC?
...
App store link for “rate/review this app”
... Note - the "type=Purple+Software" has to be there and it has to be literally "Purple Software" - it's not the name of your company, it's a codename for iPhone applications :) I wasted an hour before I figured this out...
– Kuba Suder
Oct 24 '11 at 11:27
...