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How to get Enum Value from index in Java?
...index to start from '1' simply change these two methods to:
public static String getCountry(int i) {
return list[(i - 1)];
}
public static int listGetLastIndex() {
return list.length;
}
Inside my Main I get the needed countries-object with
public static void main(String[] args) {
in...
How to call a SOAP web service on Android [closed]
...ice.
Now take an input stream on the same
HTTP connection and receive the
string object. This string object is
a SOAP response.
If the response code is other than
200 then take a ErrorInput stream on
same HTTPobject and receive the
error if any.
Parse the received response
using SAXParser (in my c...
Where is the Java SDK folder in my computer? Ubuntu 12.04
...
WAY-1 : Updated for the shortest and easy way
Below command will give you the path, But it will only work if java command is working in other words if java path is configured.
readlink -f $(which java)
Read more at Where can I find the Java SDK in Lin...
How do I use the new computeIfAbsent function?
...urrent.ConcurrentHashMap;
public class Test {
public static void main(String[] s) {
Map<String, Boolean> whoLetDogsOut = new ConcurrentHashMap<>();
whoLetDogsOut.computeIfAbsent("snoop", k -> f(k));
whoLetDogsOut.computeIfAbsent("snoop", k -> f(k));
...
Getting the first and last day of a month, using a given DateTime object
... DateTime test = sampleData[i].FirstDayOfMonth_AddMethod();
}
string.Format("{0} ms for FirstDayOfMonth_AddMethod()", sw.ElapsedMilliseconds).Dump();
GC.Collect();
sw.Restart();
for(int i = 0; i < sampleData.Length; i++) {
DateTime test = sampleData[i].FirstDayOf...
MacOSX homebrew mysql root password
...was not a valid column in mysql 5.7.9. Instead I had to use authentication_string instead. The rest of the instructions worked perfectly. Thanks!
– M. Scott Ford
Nov 13 '15 at 3:07
...
Pseudo-terminal will not be allocated because stdin is not a terminal
...hat the remote command is comprised of a syntactically correct, multi-line string.
There are a variety of syntaxes that can be used. For example, since commands can be piped into bash and sh, and probably other shells too, the simplest solution is to just combine ssh shell invocation with heredocs...
Nullable ToString()
...question, the former solution is suggested while nobody actually notices ToString() already gives the correct answer.
Maybe the argument for the more verbose solution is readability: When you call ToString() on something that is supposed to be null, you usually expect a NullReferenceException, alth...
Java logical operator short-circuiting
...et's compare the behaviour in a simple example:
public boolean longerThan(String input, int length) {
return input != null && input.length() > length;
}
public boolean longerThan(String input, int length) {
return input != null & input.length() > length;
}
The 2nd versi...
How does the bitwise complement operator (~ tilde) work?
...ng the binary representation of a number, taking its complement (inverting all the bits) and adding one. Two starts as 0000 0010, and by inverting the bits we get 1111 1101. Adding one gets us the result above. The first bit is the sign bit, implying a negative.
So let's take a look at how we get ~2...