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How to convert a string to number in TypeScript?
...orrectly parse simple decimal integer strings like "123", but will behave differently for various other, possibly expected, cases (like "123.45") and corner cases (like null).
Table taken from this answer
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How do you check if a JavaScript Object is a DOM Object?
...t. This code is tested in FF3, IE7, Chrome 1 and Opera 9).
//Returns true if it is a DOM node
function isNode(o){
return (
typeof Node === "object" ? o instanceof Node :
o && typeof o === "object" && typeof o.nodeType === "number" && typeof o.nodeName==="string"
...
UINavigationBar Hide back Button Text
...ge the Back Button string to what you'd like the back button to appear as. If you want it blank, for example, just put a space.
You can also change it with this line of code:
[self.navigationItem.backBarButtonItem setTitle:@"Title here"];
Or in Swift:
self.navigationItem.backBarButtonItem?.title...
How do I calculate someone's age in Java?
I want to return an age in years as an int in a Java method.
What I have now is the following where getBirthDate() returns a Date object (with the birth date ;-)):
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PHP file_get_contents() and setting request headers
...eve what you are seeking to, I haven't personally tested this though. (and if it doesn't work, feel free to check out my other answer)
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Escaping HTML strings with jQuery
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This isn't cross browser safe if your string has whitespaces and \n \r \t chars in it
– nivcaner
Dec 4 '10 at 17:31
20
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How do I find the .NET version?
...?
3. CLRVER
You can only run these from the Visual Studio Command prompt if you have Visual Studio installed, or else if you have the .NET framework SDK, then the SDK Command prompt.
4. wmic product get description | findstr /C:".NET Framework"
5. dir /b /ad /o-n %systemroot%\Microsoft.NET\Framew...
How to import a class from default package
...the function which implemented the JNI native functionality.
for example, If you would like to add your program in the package "com.mypackage",
You change the prototype of the JNI implementing ".C" File's function/method to this one:
JNIEXPORT jint JNICALL
Java_com_mypackage_Calculations_Calc...
How can I create an Asynchronous function in Javascript?
...th a friend yesterday so this answer is perfect! I understand and can identify the async functions and use them in JS properly. But simply why can't we implement custom ones is not clear to me. It's like a black box that we know how make it work (using, say, setInterval) but that we can't even open ...
What's the best way to convert a number to a string in JavaScript? [closed]
...the JSPerf test above: str = num.toString();
It should be noted that the difference in speed is not overly significant when you consider that it can do the conversion any way 1 Million times in 0.1 seconds.
Update: The speed seems to differ greatly by browser. In Chrome num + '' seems to be faste...