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Convert.ChangeType() fails on Nullable Types

...e>("field3"); I wrote a series of blog posts including this at http://www.endswithsaurus.com/2010_07_01_archive.html (Scroll down to the Addendum, @JohnMacintyre actually spotted the bug in my original code which led me down the same path you're on now). I have a couple of small modifications ...
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How can I convert a PFX certificate file for use with Apache on a linux server?

...e pretty thorough articles about moving between different servers. http://www.sslshopper.com/how-to-move-or-copy-an-ssl-certificate-from-one-server-to-another.html Just pick the relevant link at bottom of this page. Note: they have an online converter which gives them access to your private key. ...
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How can I list ALL DNS records?

... is exactly "google.com". However, it will not return child records (e.g., www.google.com). More precisely, you MAY get these records if they exist. The name server does not have to return these records if it chooses not to do so (for example, to reduce the size of the response). An AXFR is a zone ...
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Grabbing the href attribute of an A element

...very easy and fast using SimpleXML $a = new SimpleXMLElement('<a href="www.something.com">Click here</a>'); echo $a['href']; // will echo www.something.com Its working for me share | ...
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How can I make a clickable link in an NSAttributedString?

...hString:@"Google"]; [str addAttribute: NSLinkAttributeName value: @"http://www.google.com" range: NSMakeRange(0, str.length)]; yourTextView.attributedText = str; Edit: This is not directly about the question but just to clarify, UITextField and UILabel does not support opening URLs. If you want t...
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.rar, .zip files MIME Type

...the former matching is correct, for the latter IANA reports here https://www.iana.org/assignments/media-types/application/vnd.rar that for rar application/x-rar-compressed is a deprecated alias name and instead application/vnd.rar is the official one. So, right Media Types from IANA in 2020 are: ...
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Web API Put Request generates an Http 405 Method Not Allowed error

...e sure you create the url with the ID correctly. Don't send it like http://www.fluff.com/api/Fluff?id=MyID, send it like http://www.fluff.com/api/Fluff/MyID. Eg. PUT http://www.fluff.com/api/Fluff/123 HTTP/1.1 Host: www.fluff.com Content-Length: 11 {"Data":"1"} This was busting my balls for a s...
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How can javascript upload a blob?

...d mean the problem is server-side. In my case, my blob exceeded the http://www.php.net/manual/en/ini.core.php#ini.upload-max-filesize and post_max_size limit in PHP.INI so the file was leaving the front end form but getting rejected by the server. You could either increase this value directly in PHP...
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How to refer environment variable in POM.xml?

... <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd"> <!-- define --> <properties> <property.name>1.0</pr...
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Why are iframes considered dangerous and a security risk?

... iframe is also vulnerable to Cross Frame Scripting: https://www.owasp.org/index.php/Cross_Frame_Scripting share | improve this answer | follow ...