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Function overloading in Javascript - Best practices
...
I often do this:
C#:
public string CatStrings(string p1) {return p1;}
public string CatStrings(string p1, int p2) {return p1+p2.ToString();}
public string CatStrings(string p1, int p2, bool p3) {return p1+p2.ToString()+p3.ToStr...
What are the typical reasons Javascript developed on Firefox fails on IE? [closed]
...raising an exception.
Base JavaScript language:
Access characters in strings: 'string'[0] isn’t supported in IE as it’s not in the original JavaScript specifications. Use 'string'.charAt(0) or 'string'.split('')[0] noting that accessing items in arrays is significantly faster than using ch...
When do Java generics require
...parameter can be SomeClass or any subtype of it.
In your example,
Map<String, Class<? extends Serializable>> expected = null;
Map<String, Class<java.util.Date>> result = null;
assertThat(result, is(expected));
You're saying that expected can contain Class objects that rep...
How to perform runtime type checking in Dart?
...ype get runtimeType;
}
Usage:
Object o = 'foo';
assert(o.runtimeType == String);
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How do I set up IntelliJ IDEA for Android applications?
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I've spent a day on trying to put all the pieces together, been in hundreds of sites and tutorials, but they all skip trivial steps.
So here's the full guide:
Download and install Java JDK (Choose the Java platform)
Download and install Android SDK (Inst...
How can I get the timezone name in JavaScript?
...he timeZone property is set to undefined rather than the user’s timezone string. As best as I can tell, at the time of writing (July 2017) all current browsers except for IE11 will return the user timezone as a string.
sha...
(![]+[])[+[]]… Explain why this works
...ition, an empty Array, [], this is made just to convert the false value to String, because the string representation of an empty array is just an empty string, is equivalent to:
false+[]; // "false"
false+''; // "false"
The last part, the pair of square brackets after the parentheses, they are th...
How to format time since xxx e.g. “4 minutes ago” similar to Stack Exchange sites
The question is how to format a JavaScript Date as a string stating the time elapsed similar to the way you see times displayed on Stack Overflow.
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How to specify the default error page in web.xml?
... 2.5, there's no other way than specifying every common HTTP error individually. You need to figure which HTTP errors the enduser could possibly face. On a barebones webapp with for example the usage of HTTP authentication, having a disabled directory listing, using custom servlets and code which ca...
Reading/parsing Excel (xls) files with Python
... xml.etree.ElementTree import iterparse
z = zipfile.ZipFile(fname)
strings = [el.text for e, el in iterparse(z.open('xl/sharedStrings.xml')) if el.tag.endswith('}t')]
rows = []
row = {}
value = ''
for e, el in iterparse(z.open('xl/worksheets/sheet1.xml')):
if el.tag.e...