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simple explanation PHP OOP vs Procedural?
...at are chunked together by subject matter [e.g., functions for doing basic string manipulation, functions for processing arrays, functions for file input/output, etc]
OOP is a special way of "chunking" Functions together into a "Class"
A Class is just another level of "chunking" code together so th...
How to determine an object's class?
...new SomeClass();
instance.getClass().getName(); //will return the name (as String) (== "SomeClass")
instance.getClass(); //will return the SomeClass' Class object
HTH. But I think most of the time it is no good practice to use that for control flow or something similar...
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How to programmatically close a JFrame
...the method is a must
}
});
}
public static void main(String[] args)
{
ExitApp app=new ExitApp();
app.setBounds(133,100,532,400);
app.setVisible(true);
}
}
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Xcode can only refactor C and Objective-C code. How to rename swift class name in Xcode 6?
...'t do the same thing. For instance, Find and Replace will search inside of strings, and Refactor->Rename should not do that.
– Martin Epsz
Apr 30 '15 at 14:54
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How can I delete a newline if it is the last character in a file?
...a trailing \n due to setting the output-record separator (OFS) to an empty string.
If you want a verbose, but fast and robust solution that truly edits in-place (as opposed to creating a temp. file that then replaces the original), consider jrockway's Perl script.
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Android activity life cycle - what are all these methods for?
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import android.util.Log;
public class MainActivity extends Activity {
String tag = "LifeCycleEvents";
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layo...
How do you tell someone they're writing bad code? [closed]
... monologue about how their way is the only way. Even though .Net built in string-to-integer parsing, dangit.
– Greg D
Oct 16 '08 at 13:35
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Find the number of columns in a table
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Using JDBC in Java:
String quer="SELECT * FROM sample2 where 1=2";
Statement st=con.createStatement();
ResultSet rs=st.executeQuery(quer);
ResultSetMetaData rsmd = rs.getMetaData();
int NumOfCol=0;
NumOfCol=rsmd.getColum...
ReactJS - Does render get called any time “setState” is called?
...detect there's a difference? If so, how to do this best - compare the json strings, construct and compare object hashes,...?
– Vincent Sels
Feb 26 '16 at 12:33
1
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Working with select using AngularJS's ng-options
...the label for <option> element. In that case you can perform certain string concatenations, in order to have more complex option labels.
Examples:
ng-options="item.ID as item.Title + ' - ' + item.ID for item in items" gives you labels like Title - ID
ng-options="item.ID as item.Title + ' ('...