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How can I test if a letter in a string is uppercase or lowercase using JavaScript?
How can I test if a letter in a string is uppercase or lowercase using JavaScript?
28 Answers
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Getting Java version at runtime
... version naming convention.
Sun Technical Articles
J2SE SDK/JRE Version String Naming Convention
Version 1.5.0 or 5.0?
"J2SE also keeps the version number 1.5.0 (or 1.5) in some places that are visible only to developers, or where the version number is parsed by programs"
"java.version system...
What is the 'instanceof' operator used for in Java?
...ific type...
if (objectReference instanceof type)
A quick example:
String s = "Hello World!"
return s instanceof String;
//result --> true
However, applying instanceof on a null reference variable/expression
returns false.
String s = null;
return s instanceof String;
//result --&...
Android: Getting a file URI from a content URI?
...n use the Content Resolver to get a file:// path from the content:// URI:
String filePath = null;
Uri _uri = data.getData();
Log.d("","URI = "+ _uri);
if (_uri != null && "content".equals(_uri.getScheme())) {
Cursor cursor = this.getContentResolver...
How do I create 7-Zip archives with .NET?
...
LOL? Change the cookie by a string... a file or whatever... lol?
– Patrick Desjardins
Oct 21 '08 at 14:22
1
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Java: how do I get a class literal from a generic type?
...rate:
List<Integer> list1 = new ArrayList<Integer>();
List<String> list2 = (List<String>)list1;
list2.add("foo"); // perfectly legal
The only instance where generic type information is retained at runtime is with Field.getGenericType() if interrogating a class's members vi...
Python: most idiomatic way to convert None to empty string?
... want your function to behave like the str() built-in, but return an empty string when the argument is None, do this:
def xstr(s):
if s is None:
return ''
return str(s)
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imp...
ArrayList initialization equivalent to array initialization [duplicate]
...s to point to entirely different objects like Arrays.asList(...).set(0,new String("new string")) This code will work and set the first element of the list to the String object with value "new string". And in fact, it writes through to the native array! Definitely not unmodifiable.
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How do I get a human-readable file size in bytes abbreviation using .NET?
...ot familiar with log maths, and should be fast enough for most scenarios.
string[] sizes = { "B", "KB", "MB", "GB", "TB" };
double len = new FileInfo(filename).Length;
int order = 0;
while (len >= 1024 && order < sizes.Length - 1) {
order++;
len = len/1024;
}
// Adjust the fo...
How to listen for a WebView finishing loading a URL?
...wClient(new WebViewClient() {
public void onPageFinished(WebView view, String url) {
// do your stuff here
}
});
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