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iOS: Use a boolean in NSUserDefaults
When the rootViewController of my application is loaded, I want to be able to check whether or not the users login credentials have been saved to NSUserDefaults .
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How to open a web page from my application?
I want to make my WPF application open the default browser and go to a certain web page. How do I do that?
9 Answers
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How to find the operating system version using JavaScript?
How can I find the OS name and OS version using JavaScript?
13 Answers
13
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ByteArray 扩展 - 字节数组处理工具 · App Inventor 2 中文网
...建 Apps 首页 教育 中文教育版 各版本对比 App上架指南 入门必读 IoT专题 AI2拓展 Aia Store 关于 关于我们 发布日志 服务条款 ...
What's the best way of scraping data from a website? [closed]
... reponse. Now you will almost certainly have to deal with sites that are a mix of standard HTML HTTP request/responses and asynchronous HTTP calls made by the javascript portion of the target site. This is where your proxy software and the network tab of firebug/devtools comes in very handy. The res...
How to comment lines in rails html.erb files? [duplicate]
...e mentioned.
CONTIGUOUS NON-PRINTING Ruby Code
This will work in any mixed language Rails View file, e.g, *.html.erb, *.js.erb, *.rhtml, etc.
This should also work with STD OUT/printing code, e.g. <%#= f.label :title %>
DETAILS:
Rather than use rails brackets on each line and commenting...
Best way to detect Mac OS X or Windows computers with JavaScript or jQuery
...ing the user agent, but it can be too easily spoofed for reliable OS detection. Is there a surefire way to detect whether the OS on which the browser is running is Mac OS X or Windows? If not, what's better than user agent sniffing?
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Extract value of attribute node via XPath
...obably xs is the namespace prefix for the XPath functions. So they are not mixed up with others.
– acdcjunior
Jul 22 '13 at 20:16
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iOS difference between isKindOfClass and isMemberOfClass
... isKindOfClass:(Class)aClass and the isMemberOfClass:(Class)aClass functions?
I know it is something small like, one is global while the other is an exact class match but I need someone to specify which is which please.
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How to access command line parameters?
...mmand line arguments by using the std::env::args or std::env::args_os functions. Both functions return an iterator over the arguments. The former iterates over Strings (that are easy to work with) but panics if one of the arguments is not valid unicode. The latter iterates over OsStrings and never p...