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How do I use DateTime.TryParse with a Nullable?
... to use the DateTime.TryParse method to get the datetime value of a string into a Nullable. But when I try this:
9 Answers...
How do I obtain the frequencies of each value in an FFT?
...ed to thank you... so thank you! Whenever I have a debate with someone on interpreting what the each point on the horizontal axis of the FFT is, I just point them to this link.
– rayryeng
Jan 30 '15 at 21:21
...
List View Filter Android
...tWatcher() {
@Override
public void onTextChanged(CharSequence cs, int arg1, int arg2, int arg3) {
// When user changed the Text
MainActivity.this.adapter.getFilter().filter(cs);
}
@Override
public void beforeTextChanged(CharSequence arg0, int arg1, int arg2, int...
Git push error '[remote rejected] master -> master (branch is currently checked out)'
...
You can simply convert your remote repository to bare repository (there is no working copy in the bare repository - the folder contains only the actual repository data).
Execute the following command in your remote repository folder:
git ...
Clearing a string buffer/builder after loop
... the delete method as follows:
StringBuffer sb = new StringBuffer();
for (int n = 0; n < 10; n++) {
sb.append("a");
// This will clear the buffer
sb.delete(0, sb.length());
}
Another option (bit cleaner) uses setLength(int len):
sb.setLength(0);
See Javadoc for more info:
...
Is there a goto statement in Java?
...
That is good and interesting information, but it doesn't explain why it's still a reserved keyword.
– Thomas
Dec 4 '14 at 7:47
...
How can I enable or disable the GPS programmatically on Android?
...D);
if(!provider.contains("gps")){ //if gps is disabled
final Intent poke = new Intent();
poke.setClassName("com.android.settings", "com.android.settings.widget.SettingsAppWidgetProvider");
poke.addCategory(Intent.CATEGORY_ALTERNATIVE);
poke.setData(Uri.parse("3...
Android “Only the original thread that created a view hierarchy can touch its views.”
... }
});
}
} catch (InterruptedException e) {
e.printStackTrace();
}
Intent mainActivity = new Intent(getApplicationContext(),MainActivity.class);
startActivity(mainActivity);
};
};...
How to resolve “must be an instance of string, string given” prior to PHP 7?
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Prior to PHP 7 type hinting can only be used to force the types of objects and arrays. Scalar types are not type-hintable. In this case an object of the class string is expected, but you're giving it a (scalar) string. The error message may be fu...
Can I use assert on Android devices?
...assert" via:
adb shell setprop debug.assert 1
which I verified works as intended as long as you reinstall your app after doing this, or
(2) by sending the command line argument "--enable-assert" to the dalvik VM which might not be something app developers are likely to be able to do (somebody co...