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使用TokuMX配置Replica Set集群 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
使用TokuMX配置Replica Set集群MongoDB作为NoSql首选，使用较为广泛，但TokuMX鲜为人知，它完全兼容MongoDB，性能上较MongoDB更为出色，尤其其数据压缩及处理海量数据性能方面更是远远优于MongoDB。TokuTek公司出品的TokuDB，其主要特色是在...
Cannot deserialize the JSON array (e.g. [1,2,3]) into type ' ' because type requires JSON object (e.
I have this JSON:
5 Answers
5
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译文：理解Java中的弱引用 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的专家，但是我认为至少你应该了解什么是弱引用，如何使用它们，并且什么场景使用。既然它们是一些不知名的概念，我简单就着前面的三个问题来说明一下。
强引用(Strong Reference)
强引用就是我们经常使用的引用，其写法...
Serializing object that contains cyclic object value
...replacer function, to exclude already serialized objects:
var seen = [];
JSON.stringify(obj, function(key, val) {
if (val != null && typeof val == "object") {
if (seen.indexOf(val) >= 0) {
return;
}
seen.push(val);
}
return val;
});
http:...
How to send a JSON object using html form data
...
Get complete form data as array and json stringify it.
var formData = JSON.stringify($("#myForm").serializeArray());
You can use it later in ajax. Or if you are not using ajax; put it in hidden textarea and pass to server. If this data is passed as json stri...
Cannot use object of type stdClass as array?
I get a strange error using json_decode() . It decode correctly the data (I saw it using print_r ), but when I try to access to info inside the array I get:
...
Find unused npm packages in package.json
Is there a way to determine if you have packages in your package.json file that are no longer needed?
6 Answers
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How do I add comments to package.json for npm install?
I've got a simple package.json file and I want to add a comment. Is there a way to do this, or are there any hacks to make this work?
...
How to convert xml into array in php?
... = simplexml_load_string($xmlstring, "SimpleXMLElement", LIBXML_NOCDATA);
$json = json_encode($xml);
$array = json_decode($json,TRUE);
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实时开发、测试和调试工具 · App Inventor 2 中文网
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当你使用 App Inventor 创建应用程序时，你正在手机上实时工作：将按钮图标拖动到查看器，然后该按钮就会立即出现在手机上； 在设计器中更改按钮的颜色，颜色就会发生变化...