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How to detect first time app launch on an iPhone
...s
{
if (![[NSUserDefaults standardUserDefaults] boolForKey:@"HasLaunchedOnce"])
{
[[NSUserDefaults standardUserDefaults] setBool:YES forKey:@"HasLaunchedOnce"];
[[NSUserDefaults standardUserDefaults] synchronize];
}
return YES;
}
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Is there a C# case insensitive equals operator?
...ve StackOverflow newbie -- can you explain what you mean by adding a link? Do you mean to the MSDN docs?
– John Feminella
Mar 10 '09 at 16:56
58
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Getting the object's property name
...alert(name);
var value = obj[name];
alert(value);
}
So you could do:
seperateObj[i] = myObject[i];
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Writing/outputting HTML strings unescaped
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In ASP.NET MVC 3 You should do something like this:
// Say you have a bit of HTML like this in your controller:
ViewBag.Stuff = "<li>Menu</li>"
// Then you can do this in your view:
@MvcHtmlString.Create(ViewBag.Stuff)
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php: determine where function was called from
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That definitely does what you want. But beware debug_backtrace() is an expensive call. Don't get in the habit of using it to determine call-chains. If you want to "protect" those functions, check out OOP and protected methods.
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How can I open a link in a new window?
I have a click handler for a specific link, inside that I want to do something similar to the following:
10 Answers
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Java lib or app to convert CSV to XML file? [closed]
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As the others above, I don't know any one-step way to do that, but if you are ready to use very simple external libraries, I would suggest:
OpenCsv for parsing CSV (small, simple, reliable and easy to use)
Xstream to parse/serialize XML (very ver...
Node.js - use of module.exports as a constructor
...eturned by require() is a reference to the value of module.exports.
A pseudo-code example of how a module is defined:
var theModule = {
exports: {}
};
(function(module, exports, require) {
// Your module code goes here
})(theModule, theModule.exports, theRequireFunction);
In the example a...
ImportError: No module named PIL
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On some installs of PIL, You must do
import Image
instead of import PIL (PIL is in fact not always imported this way). Since import Image works for you, this means that you have in fact installed PIL.
Having a different name for the library and the Pytho...
Inline comments for Bash?
...ting in a Bash script
This will have some overhead, but technically it does answer your question
echo abc `#put your comment here` \
def `#another chance for a comment` \
xyz etc
And for pipelines specifically, there is a cleaner solution with no overhead
echo abc | # no...