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Why do == comparisons with Integer.valueOf(String) give different results for 127 and 128?
...n underlying fact in Java: When using "==" to compare two objects, you are testing if they are references to the same object. When using "equals()", you are testing if they have the same value. You cannot use "equals" to compare primitives.
– Jay
Jan 2 '14 at 1...
Warning :-Presenting view controllers on detached view controllers is discouraged
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I'm getting this error when running unit/integration tests where I don't test with animations.
– mixtly87
Oct 19 '16 at 20:56
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How to set caret(cursor) position in contenteditable element (div)?
...pan tag like this : <<div id="editable" contenteditable="true"> test1<br>test2<br><span></span> </div>
– Med Akram Z
Mar 29 '12 at 1:21
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Could I change my name and surname in all previous commits?
...s/git-filter-branch#_examples :
git filter-branch --env-filter '
if test "$GIT_AUTHOR_EMAIL" = "root@localhost"
then
GIT_AUTHOR_EMAIL=john@example.com
fi
if test "$GIT_COMMITTER_EMAIL" = "root@localhost"
then
GIT_COMMITTER_EMAIL=john@example.com
fi
' -- --a...
Android and in TextView
... add that to xml or in java code. Work fine in java code, in xml I haven't tested to much, but it should do the job.
– Mikooos
Jul 4 '11 at 7:52
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Java, List only subdirectories from a directory, not files
...rn true. In order to see if the child is a subdirectory or not you need to test that child.
File file = new File("/path/to/directory");
String[] directories = file.list(new FilenameFilter() {
@Override
public boolean accept(File current, String name) {
return new File(current, name).isDirec...
Is it necessary to write HEAD, BODY and HTML tags?
...t convenient to omit the tags when prototyping and especially when writing test cases as it helps keep the mark-up focused on the test in question. The inference process should create the elements in exactly the manner that you see in Firebug, and browsers are pretty consistent in doing that.
But.....
Is there a unique Android device ID?
..."some" of the time, and unfortunately, that's not good enough.
Based on my tests of devices (all phones, at least one of which is not activated):
All devices tested returned a value for TelephonyManager.getDeviceId()
All GSM devices (all tested with a SIM) returned a value for TelephonyManager.getS...
Is it possible in Java to access private fields via reflection [duplicate]
...public void setStr(String value)
{
str = value;
}
}
class Test
{
public static void main(String[] args)
// Just for the ease of a throwaway test. Don't
// do this normally!
throws Exception
{
Other t = new Other();
t.setStr("hi");
...
How do I check if a column is empty or null in MySQL?
... '' = ' ' works in SQLServer but not in SQLite, as far as I can tell, from testing it now.
– Magne
Oct 3 '17 at 9:59
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