大约有 20,000 项符合查询结果(耗时:0.0450秒) [XML]

https://stackoverflow.com/ques... 

Why CancellationToken is separate from CancellationTokenSource?

I'm looking for a rationale of why .NET CancellationToken struct was introduced in addition to CancellationTokenSource class. I understand how the API is to be used, but want to also understand why it is designed that way. ...
https://stackoverflow.com/ques... 

Blank HTML SELECT without blank item in dropdown list

... style='display: none' value=''></option> – Neta Dec 24 '15 at 0:35 add a comment  |  ...
https://stackoverflow.com/ques... 

PHP - How to check if a string contains a specific text [duplicate]

... Use the strpos function: http://php.net/manual/en/function.strpos.php $haystack = "foo bar baz"; $needle = "bar"; if( strpos( $haystack, $needle ) !== false) { echo "\"bar\" exists in the haystack variable"; } In your case: if( strpos( $a, 'some text...
https://stackoverflow.com/ques... 

Encrypt and decrypt a string in C#?

...comings, please see jbtule's answer for a more robust, informed solution. https://stackoverflow.com/a/10366194/188474 Original Answer: Here's a working example derived from the "RijndaelManaged Class" documentation and the MCTS Training Kit. EDIT 2012-April: This answer was edited to pre-pend ...
https://stackoverflow.com/ques... 

Windows 7 SDK installation failure

...of the Microsoft Windows Software Development Kit for Windows 7 and the .NET Framework 4 (later referred to as the Windows SDK 7.1). Also, when you read the VS2010 SP1 README you'll also notice that some notes have been made in regards to the Windows 7 SDK (See section 2.2.1) installation. It ...
https://stackoverflow.com/ques... 

How can I round down a number in Javascript?

... Using Math.floor() is one way of doing this. More information: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/floor share | improve this answer ...
https://stackoverflow.com/ques... 

Android: HTTP communication should use “Accept-Encoding: gzip”

...eUploader: { brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
https://stackoverflow.com/ques... 

Truncating long strings with CSS: feasible yet?

...TML - how can I show tooltip ONLY when ellipsis is activated Resources: https://developer.mozilla.org/en-US/docs/Web/CSS/text-overflow#Browser_compatibility http://css-tricks.com/snippets/css/truncate-string-with-ellipsis/ https://stackoverflow.com/a/1101702/759452 http://www.browsersupport.net/C...
https://stackoverflow.com/ques... 

Simplest two-way encryption using PHP

...been updated since 2007. There is even an RFC to remove Mcrypt from PHP - https://wiki.php.net/rfc/mcrypt-viking-funeral share | improve this answer | follow ...
https://stackoverflow.com/ques... 

Nullable type issue with ?: Conditional Operator

...eUploader: { brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...