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Why java.lang.Object is not abstract? [duplicate]
...testing collection classes. Sometimes it's easiest to fill a collection or array with dummy objects rather than nulls.
As the base instance for anonymous classes. For example:
Object o = new Object() {...code here...}
shar...
How to make rounded percentages add up to 100%
... @Cruclax it shows all 1 when all entries are zero in the input array
– tony.0919
Nov 3 '16 at 7:55
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What is the difference between JavaConverters and JavaConversions in Scala?
...ds from JavaConversions directly; e.g.:
List<String> javaList = new ArrayList<String>(Arrays.asList("a", "b", "c"));
System.out.println(javaList); // [a, b, c]
Buffer<String> scalaBuffer = JavaConversions.asScalaBuffer(javaList);
System.out.println(scalaBuffer); // Buffer(a, b, c)...
pandas: How do I split text in a column into multiple rows?
... this alternative:
time python -c "import pandas as pd;
from scipy import array, concatenate;
df = pd.DataFrame(['a b c']*100000, columns=['col']);
print pd.DataFrame(concatenate(df['col'].apply( lambda x : [x.split(' ')]))).head()"
... and this:
time python -c "import pandas as pd;
df = pd.Data...
Why does this assert throw a format exception when comparing structures?
...=vs.100%29.aspx , specifically parameters Type: System.Object[] An array of parameters to use when formatting message.
– Kyle
Feb 19 '13 at 19:24
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C++ preprocessor __VA_ARGS__ number of arguments
...ile-time integer is required, for instance as a template parameter to std::array.
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How do I do base64 encoding on iOS?
...e code also attempts to access inbuf[3] which is beyond the bounds of that array. This code stinks.
– Mike Weller
Nov 8 '11 at 7:44
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What is the most efficient string concatenation method in python?
... string.joinfields is more-or-less the same)
On the strength of that, the array module may be fastest if you can shoehorn your problem into it. But ''.join is probably fast enough and has the benefit of being idiomatic and thus easier for other python programmers to understand.
Finally, the golde...
How to print binary tree diagram?
...ay. I think that a lot of things can be improved here ;)
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
public class BTreePrinterTest {
private static Node<Integer> test1() {
Node<Integer> root = new Node<Integer>(2);
Node<...
Proper REST response for empty table?
... And for REST, I would simply send back a status code of 200 with an empty array: [].
– Chad Johnson
Feb 10 '17 at 23:56
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