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Why is “while ( !feof (file) )” always wrong?
...that actually queries the EOF state: Suppose you have a string and want to test that it represents an integer in its entirety, with no extra bits at the end except whitespace. Using C++ iostreams, it goes like this:
std::string input = " 123 "; // example
std::istringstream iss(input);
...
Is there a portable way to print a message from the C preprocessor?
...ng is not going to be great, as warnings are treated as errors for us generally, and we'd really like the message to be informational, rather than stop the compilation.
– Danny S
Mar 23 '15 at 4:10
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Get generic type of java.util.List
...in class, then you can get them with a little help of reflection:
package test;
import java.lang.reflect.Field;
import java.lang.reflect.ParameterizedType;
import java.util.ArrayList;
import java.util.List;
public class Test {
List<String> stringList = new ArrayList<String>();
...
Get local IP address in node.js
...
@CarterCole you need an extra call to .values() before flatten.
– Guido
Mar 4 '15 at 9:41
3
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How to mock void methods with Mockito
... call, presumably if you want to do something else with that value in your test.
– twelve17
Sep 7 '14 at 15:44
1
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jQuery SVG, why can't I addClass?
...
I tested this, and .classList appears to be undefined for svg sub-elements, at least in Chrome.
– Chris Jaynes
Apr 25 '13 at 18:36
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momentJS date string add 5 days
....4 - use .add(5, 'd') (or .add(5, 'days')) instead of .add('d', 5)
var new_date = moment(startdate, "DD-MM-YYYY").add(5, 'days');
Thanks @Bala for the information.
UPDATED: March 21, 2014
This is what you'd have to do to get that format.
Here's an updated fiddle
startdate = "20.03.2014";
var ...
Most efficient way to increment a Map value in Java
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Some test results
I've gotten a lot of good answers to this question--thanks folks--so I decided to run some tests and figure out which method is actually fastest. The five methods I tested are these:
the "ContainsKey" method t...
Where is the list of predefined Maven properties
...ow the XPath as a . delimited property.
So, for example:
${project.build.testOutputDirectory} == ${project.build.directory}/test-classes
And:
${project.build.directory} == ${project.basedir}/target
Thus combining them, we find:
${project.build.testOutputDirectory} == ${project.basedir}/tar...
Find most frequent value in SQL column
...
SELECT `column`,
COUNT(`column`) AS `value_occurrence`
FROM `my_table`
GROUP BY `column`
ORDER BY `value_occurrence` DESC
LIMIT 1;
Replace column and my_table. Increase 1 if you want to see the N most common values of the column.
...