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How can I SELECT rows with MAX(Column value), DISTINCT by another column in SQL?
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Here goes T-SQL version:
-- Test data
DECLARE @TestTable TABLE (id INT, home INT, date DATETIME,
player VARCHAR(20), resource INT)
INSERT INTO @TestTable
SELECT 1, 10, '2009-03-04', 'john', 399 UNION
SELECT 2, 11, '2009-03-04', 'juliet', 244 UNION
SELECT 5, 12, '2009-03-04', 'borat', 555 ...
How to determine day of week by passing specific date?
....util.Calendar:
Calendar c = Calendar.getInstance();
c.setTime(yourDate);
int dayOfWeek = c.get(Calendar.DAY_OF_WEEK);
if you need the output to be Tue rather than 3 (Days of week are indexed starting at 1 for Sunday, see Calendar.SUNDAY), instead of going through a calendar, just reformat the str...
Last segment of URL in jquery
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Split will convert your url into an array taking each section of the url delimited by '/'. Hence the last segment is the last element of both the url and the subsequently created array.
– stephen
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Windows service on Local Computer started and then stopped error
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I have found it very handy to convert your existing windows service to a console by simply changing your program with the following. With this change you can run the program by debugging in visual studio or running the executable normally. But it will als...
Create a completed Task
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Task<T> is implicitly convertable to Task, so just get a completed Task<T> (with any T and any value) and use that. You can use something like this to hide the fact that an actual result is there, somewhere.
private static Task completedTa...
LINQ equivalent of foreach for IEnumerable
...dex as a parameter, whereas with foreach you must rebuild the classic for (int i..) construct. And functional languages have to allow iteration that has side effects - otherwise you could never do one iota of work with them :) I'd like to point out that the typical functional method would be to ...
How to get a property value based on the name
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"Cannot convert from String to BindingFlags"
– Christine
Jul 1 '16 at 22:46
6
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MySQL Update Inner Join tables query
...no syntax error in my query:
mysql> create table business (business_id int unsigned primary key auto_increment, mapx varchar(255), mapy varchar(255)) engine=innodb;
Query OK, 0 rows affected (0.01 sec)
mysql> create table business_geocode (business_geocode_id int unsigned primary key auto_in...
Colorize logs in eclipse console
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What about use Logback and its property converter and log everything in log4j, that may allow you see the differents levels on differents colors.
Good luck!
EDIT: the eclipse plugin
shar...
Most efficient way to remove special characters from string
...fficient ways that you can do it.
You should of course read the character into a local variable or use an enumerator to reduce the number of array accesses:
public static string RemoveSpecialCharacters(this string str) {
StringBuilder sb = new StringBuilder();
foreach (char c in str) {
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