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Converting Stream to String and back…what are we missing?
I want to serialize objects to strings, and back.
8 Answers
8
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Check whether a variable is a string in Ruby
...nd_of? will return true for instances from derived classes.
class X < String
end
foo = X.new
foo.is_a? String # true
foo.kind_of? String # true
foo.instance_of? String # false
foo.instance_of? X # true
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How to remove leading and trailing white spaces from a given html string?
I've the following HTML string. What would be sample code in JavaScript to remove leading and trailing white spaces from this string?
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Convert string to nullable type (int, double, etc…)
...tempting to do some data conversion. Unfortunately, much of the data is in strings, where it should be int's or double, etc...
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When to use StringBuilder in Java [duplicate]
It is supposed to be generally preferable to use a StringBuilder for string concatenation in Java. Is this always the case?
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Compare two objects in Java with possible null values
I want to compare two strings for equality when either or both can be null .
12 Answers
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Initialize a nested struct
...proxy to its own struct, for example:
type Configuration struct {
Val string
Proxy Proxy
}
type Proxy struct {
Address string
Port string
}
func main() {
c := &Configuration{
Val: "test",
Proxy: Proxy{
Address: "addr",
Port: "...
How to determine MIME type of file in android?
...this:
// url = file path or whatever suitable URL you want.
public static String getMimeType(String url) {
String type = null;
String extension = MimeTypeMap.getFileExtensionFromUrl(url);
if (extension != null) {
type = MimeTypeMap.getSingleton().getMimeTypeFromExtension(extensi...
How to convert an int array to String with toString method in Java [duplicate]
I am using trying to use the toString(int[]) method, but I think I am doing it wrong:
8 Answers
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What is the difference between substr and substring?
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The difference is in the second argument. The second argument to substring is the index to stop at (but not include), but the second argument to substr is the maximum length to return.
Links?
https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/String/substr
https://develop...