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socket.io and session?
...lashsocket transport in my code.
To make it work, in the express/connect side, I explicitly define the session store so I can use it inside socket:
MemoryStore = require('connect/middleware/session/memory'),
var session_store = new MemoryStore();
app.configure(function () {
app.use(express.sessi...
jQuery get value of selected radio button
...adio button from a radio group. Every radio button in the group share same id.
27 Answers
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jQuery form serialize - empty string
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You have to give the input element a name. E.g.:
<form id="form1" action="/Home/Test1" method="post" name="down">
<div id="div2">
<input id="input1" type="text" value="2" name="foo"/>
</div>
</form>
will give you in the alert box f...
Uniq by object attribute in Ruby
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Use Array#uniq with a block:
@photos = @photos.uniq { |p| p.album_id }
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IntelliJ IDEA generating serialVersionUID
How do generate this value in IntelliJ IDEA?
12 Answers
12
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Why can a function modify some arguments as perceived by the caller, but not others?
... @MarkRansom, I think it does make sense if you want to provide optional output destination as in: def foo(x, l=None): l=l or []; l.append(x**2); return l[-1].
– Janusz Lenar
Aug 31 '12 at 13:03
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Using IQueryable with Linq
... user's perspective, is that, when you use IQueryable<T> (with a provider that supports things correctly), you can save a lot of resources.
For example, if you're working against a remote database, with many ORM systems, you have the option of fetching data from a table in two ways, one which...
Can I add jars to maven 2 build classpath without installing them?
...s to this repository. The problem is in most cases this repository will reside on your local machine, so there'll be no way to resolve this dependency on any other machine. Clearly making your artifact depend on a specific machine is not a way to handle things. Otherwise this dependency will have to...
搭建高可用mongodb集群（一）——配置mongodb - 大数据 & AI - 清泛网 - 专...
...r
输出日志如下，成功！
[initandlisten] MongoDB starting : pid=18285 port=27017 dbpath=/data/mongodbtest/master master=1
#日志显示主节点参数
[initandlisten] options: { dbpath: “/data/mongodbtest/master”, master: true }
……..
[initandlisten] waiting for connections ...
AngularJS Multiple ng-app within a page
...ername: "Mukesh"
}];
}
);
angular.bootstrap(document.getElementById("App2"), ['namesList']);
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.5.3/angular.min.js"></script>
<div id="App1" ng-app="shoppingCart" ng-controller="ShoppingCartController">
&l...