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store and retrieve a class object in shared preference
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another option is saved it as json and then map it back. With GSON or jackSON is really easy
– rallat
Jun 7 '12 at 8:31
2
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Fastest way to flatten / un-flatten nested JSON objects
I threw some code together to flatten and un-flatten complex/nested JSON objects. It works, but it's a bit slow (triggers the 'long script' warning).
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How can I get the full object in Node.js's console.log(), rather than '[Object]'?
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You can use JSON.stringify, and get some nice indentation as well as perhaps easier to remember syntax.
console.log(JSON.stringify(myObject, null, 4));
{
"a": "a",
"b": {
"c": "c",
"d": {
"e": "e"...
How can I display a JavaScript object?
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Try console.log(JSON.stringify(obj)) or console.dir(obj)
– Robot Boy
Jun 3 '15 at 7:53
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What is the most efficient way to deep clone an object in JavaScript?
...n-standard and only supported by Firefox . I've done things like obj = JSON.parse(JSON.stringify(o)); but question the efficiency. I've also seen recursive copying functions with various flaws.
I'm surprised no canonical solution exists.
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Most efficient conversion of ResultSet to JSON?
The following code converts a ResultSet to a JSON string using JSONArray and JSONObject .
14 Answers
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记录一些Mac OS X技巧 - 更多技术 - 清泛网 - 专注C/C++及内核技术
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右键选择显示简介，在“打开方式”一栏中选择想要使用的程序，然后点击“全部更改…”按钮。
禁用虚拟内存
Mac OS X有个很奇葩的设定，它把内存分为了可用内存、联动内存、活跃内存和非活跃内存，详情可以看《通过...
ASP.NET MVC How to convert ModelState errors to json
...ension method and return the errors from the controller action (if any) as json:
if (!ModelState.IsValid)
{
return Json(new { Errors = ModelState.Errors() }, JsonRequestBehavior.AllowGet);
}
And then finally, show those errors on the clientside (in jquery.validation style, but can be easily c...
Local dependency in package.json
...ant to do something like this, so npm install also installs the package.json of ../somelocallib or more importantly its dependencies.
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