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Interface/enum listing standard mime-type constants
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It's a pity there are no String constants defined in com.google.common.net.MediaType, as MediaType.toString()isn't a compile time constant and therefore not usable in annotations
– Markus Pscheidt
Mar 18 '15 at ...
How to check if a json key exists?
...p://developer.android.com/reference/org/json/JSONObject.html#has(java.lang.String)
Returns true if this object has a mapping for name. The mapping may be NULL.
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Save all files in Visual Studio project as UTF-8
...w DirectoryInfo(@"...").GetFiles("*.cs", SearchOption.AllDirectories)) {
string s = File.ReadAllText(f.FullName);
File.WriteAllText (f.FullName, s, Encoding.UTF8);
}
Only three lines of code! I'm sure you can write this in less than a minute :-)
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How do I read all classes from a Java package in the classpath?
... are annotated with XmlRootElement:
private List<Class> findMyTypes(String basePackage) throws IOException, ClassNotFoundException
{
ResourcePatternResolver resourcePatternResolver = new PathMatchingResourcePatternResolver();
MetadataReaderFactory metadataReaderFactory = new CachingMe...
How do I convert from stringstream to string in C++?
How do I convert from std::stringstream to std::string in C++?
4 Answers
4
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How to find nth occurrence of character in a string?
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If your project already depends on Apache Commons you can use StringUtils.ordinalIndexOf, otherwise, here's an implementation:
public static int ordinalIndexOf(String str, String substr, int n) {
int pos = str.indexOf(substr);
while (--n > 0 && pos != -1)
pos...
Casting vs using the 'as' keyword in the CLR
...n = 0;
foreach (object o in values)
{
if (o is string)
{
string a = (string) o;
len += a.Length;
}
}
sw.Stop();
Console.WriteLine("Is and Cast: {0} : {1}", len,
(long...
Replacing some characters in a string with another character
I have a string like AxxBCyyyDEFzzLMN and I want to replace all the occurrences of x , y , and z with _ .
5 Answers
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How to get a property value based on the name
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"Cannot convert from String to BindingFlags"
– Christine
Jul 1 '16 at 22:46
6
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How to supply value to an annotation from a Constant java
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Compile constants can only be primitives and Strings:
15.28. Constant Expressions
A compile-time constant expression is an expression denoting a value of primitive type or a String that does not complete abruptly and is composed using only the following:
Literals of p...