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C#对象序列化与反序列化 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... Stream fStream = new FileStream(fileName, FileMode.Create, FileAccess.ReadWrite);
BinaryFormatter binFormat = new BinaryFormatter();//创建二进制序列化器
binFormat.Serialize(fStream, list);
//使用二进制反序列化对象
list.Cl...
MongoDB - admin user not authorized
...
roles: [ { role: 'root', db: 'admin' } ]
}
);
exit;
If you have already created the admin user, you can change the role like this:
use admin;
db.grantRolesToUser('admin', [{ role: 'root', db: 'admin' }])
For a complete authentication setting reference, see the steps I've compiled after h...
Displaying better error message than “No JSON object could be decoded”
...ut files.
As for the capitalizing of boolean values: it appears that rson reads incorrectly capitalized booleans as strings.
>>> rson.loads('[true,False]')
[True, u'False']
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Are fluid websites worth making anymore? [closed]
.... It is easier to make it look good in more browsers. It is also easier to read.
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HTML img tag: title attribute vs. alt attribute?
...and there are non-visual browsers for the blind; speech features in safari read the page, including alt attributes from images; search engine optimization; etc. lots of good reasons not to assume 100% image display.
– jwl
May 16 '09 at 13:19
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C#对象序列化与反序列化 - 更多技术 - 清泛网移动版 - 专注C/C++及内核技术
... Stream fStream = new FileStream(fileName, FileMode.Create, FileAccess.ReadWrite);
BinaryFormatter binFormat = new BinaryFormatter();//创建二进制序列化器
binFormat.Serialize(fStream, list);
//使用二进制反序列化对象
list.Cl...
How to access data/data folder in Android device?
...t's best NOT to provide a password, otherwise it becomes more difficult to read the data. Just click on 'backup my data'. The resulting 'backup.ab' file on your computer contains all application data in android backup format. Basically it's a compressed tar file. This page explains how you can use O...
How can I find a specific element in a List?
... == "xy");
You can also use auto-implemented properties if you need a read-only property:
public string Id { get; private set; }
This enables you to set the Id within the class but not from outside. If you need to set it in derived classes as well you can also protect the setter
public stri...
Import and Export Excel - What is the best library? [closed]
...use you've got the greatest control over the code. Just make sure that you read in the rows and process them one at a time (reading the document to the end and splitting will eat up all of your memory - same with writing, stream it out).
Yes, the user will have to save-as CSV in excel before you ca...
How can I display a pdf document into a Webview?
...
You can use Google PDF Viewer to read your pdf online:
WebView webview = (WebView) findViewById(R.id.webview);
webview.getSettings().setJavaScriptEnabled(true);
String pdf = "http://www.adobe.com/devnet/acrobat/pdfs/pdf_open_parameters.pdf";
webview.loadUr...