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How to check if a user likes my Facebook Page or URL using Facebook's API
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You can use (PHP)
$isFan = file_get_contents("https://api.facebook.com/method/pages.isFan?format=json&access_token=" . USER_TOKEN . "&page_id=" . FB_FANPAGE_ID);
That will return one of three:
string true string false json
formatted response of error if token...
Algorithm to implement a word cloud like Wordle
...se webfonts with it.
Demo:
http://www.jasondavies.com/wordcloud/
Github:
https://github.com/jasondavies/d3-cloud
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ASP.NET_SessionId + OWIN Cookies do not send to browser
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I have encountered the same problem and traced the cause to OWIN ASP.NET hosting implementation. I would say it's a bug.
Some background
My findings are based on these assembly versions:
Microsoft.Owin, Version=2.0.2.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35
Microsoft.Owin.Host.S...
How to ignore a property in class if null, using json.net
I am using Json.NET to serialize a class to JSON.
14 Answers
14
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Redirect parent window from an iframe action
...n be added with a space between them.
Reference(you will need to scroll):
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/iframe
Ex:
<iframe sandbox="allow-top-navigation" src="http://google.com/"></iframe>
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Increasing the maximum number of TCP/IP connections in Linux
... and decrease the tcp_fin_timeout
To find out the default values:
sysctl net.ipv4.ip_local_port_range
sysctl net.ipv4.tcp_fin_timeout
The ephermal port range defines the maximum number of outbound sockets a host can create from a particular I.P. address. The fin_timeout defines the minimum time ...
Null coalescing in powershell
...e version of PowerShell may come pre-installed on your system; if not, see https://github.com/powershell/powershell.
Per the documentation, the following operators are supported out-of-the-box in PowerShell 7.0:
Null-coalescing: ??
Null-coalescing assignment: ??=
Ternary: ... ? ... : ...
These ...
Inline list initialization in VB.NET [duplicate]
How is the following C# code translated to VB.NET?
2 Answers
2
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How to check whether a string is a valid HTTP URL?
...ult.Scheme == Uri.UriSchemeHttp;
Or, if you want to accept both HTTP and HTTPS URLs as valid (per J0e3gan's comment):
Uri uriResult;
bool result = Uri.TryCreate(uriName, UriKind.Absolute, out uriResult)
&& (uriResult.Scheme == Uri.UriSchemeHttp || uriResult.Scheme == Uri.UriSchemeHtt...
Converting milliseconds to a date (jQuery/JavaScript)
...result = date.toLocaleDateString('en', options); // 10/29/2013
See more: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/toLocaleDateString
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