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How to convert the ^M linebreak to 'normal' linebreak in a file opened in vim?
...splaying a bunch of ^M line returns instead of regular ones. The following string replace solved the issue - hope this helps:
:%s/\r/\r/g
It's interesting because I'm replacing line breaks with the same character, but I suppose Vim just needs to get a fresh \r to display correctly. I'd be interes...
kill -3 to get java thread dump
I am using kill -3 command to see the JVM's thread dump in unix. But where can I find the output of this kill command? I am lost!!
...
Standard Android Button with a different color
...ight="wrap_content"
android:layout_gravity="center"
android:text="@string/sign_in_facebook"
android:textColor="@android:color/white"
android:theme="@style/Facebook.Button" />
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Find the number of columns in a table
...
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...
APT command line interface-like yes/no input?
.../no question via raw_input() and return their answer.
"question" is a string that is presented to the user.
"default" is the presumed answer if the user just hits <Enter>.
It must be "yes" (the default), "no" or None (meaning
an answer is required of the user).
Th...
Create batches in linq
...6, 7, 8, 9 };
foreach(var batch in list.Batch(3))
{
Console.WriteLine(String.Join(",",batch));
}
OUTPUT:
0,1,2
3,4,5
6,7,8
9
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Very large matrices using Python and NumPy
NumPy is an extremely useful library, and from using it I've found that it's capable of handling matrices which are quite large (10000 x 10000) easily, but begins to struggle with anything much larger (trying to create a matrix of 50000 x 50000 fails). Obviously, this is because of the massive memo...
Unable to find the wrapper “https” - did you forget to enable it when you configured PHP?
...stion. I've done a thorough investigation for solutions in regards to this and I know there are topics to this and I've followed them too and nothing has worked. That being said I'll list out exactly everything I've done so far. I am running PHP 5.2.14 with Zend Debugging on the latest Eclipse versi...
JavaScript property access: dot notation vs. brackets?
...n the obvious fact that the first form could use a variable and not just a string literal, is there any reason to use one over the other, and if so under which cases?
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Pass An Instantiated System.Type as a Type Parameter for a Generic Class
...}", typeof(T));
}
}
class Test
{
static void Main()
{
string typeName = "System.String";
Type typeArgument = Type.GetType(typeName);
Type genericClass = typeof(Generic<>);
// MakeGenericType is badly named
Type constructedClass = genericCla...