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Setting the zoom level for a MKMapView
... very simple and does the trick. Use MKCoordinateRegionMakeWithDistance in order to set the distance in meters vertically and horizontally to get the desired zoom. And then of course when you update your location you'll get the right coordinates, or you can specify it directly in the CLLocationCoord...
When do we need curly braces around shell variables?
...assigned without $ and without {}. You have to use
var=10
to assign. In order to read from the variable (in other words, 'expand' the variable), you must use $.
$var # use the variable
${var} # same as above
${var}bar # expand var, and append "bar" too
$varbar # same as ${varbar}, i.e ...
Is the order of iterating through std::map known (and guaranteed by the standard)?
...l iterate consequently through the elements with keys, sorted in ascending order?
6 Answers
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Java Class that implements Map and keeps insertion order?
...uggest a LinkedHashMap or a TreeMap. A LinkedHashMap keeps the keys in the order they were inserted, while a TreeMap is kept sorted via a Comparator or the natural Comparable ordering of the elements.
Since it doesn't have to keep the elements sorted, LinkedHashMap should be faster for most cases; ...
How to find third or nth maximum salary from salary table?
...(
SELECT EmpID, EmpName, EmpSalary,
RN = ROW_NUMBER() OVER (ORDER BY EmpSalary DESC)
FROM dbo.Salary
)
SELECT EmpID, EmpName, EmpSalary
FROM CTE
WHERE RN = @NthRow
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Create table (structure) from existing table
...
I thought 1=2 would be just a weird wrong argument in order to avoid copying data.
– Arthur Zennig
Sep 28 '16 at 10:21
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How can I do an asc and desc sort using underscore.js?
...
Descending order using underscore can be done by multiplying the return value by -1.
//Ascending Order:
_.sortBy([2, 3, 1], function(num){
return num;
}); // [1, 2, 3]
//Descending Order:
_.sortBy([2, 3, 1], function(num){
re...
Peak detection in a 2D array
...tains the peaks we are
#looking for, but also the background.
#In order to isolate the peaks we must remove the background from the mask.
#we create the mask of the background
background = (image==0)
#a little technicality: we must erode the background in order to
#succes...
Protecting executable from reverse engineering?
...erse-engineering. After all, the computer has to be able to decipher it in order to run it, and a human is simply a slower computer.
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Spring Boot: How can I set the logging level with application.properties?
...re logs in the external file.
These are different logging levels and its order from minimum << maximum.
OFF << FATAL << ERROR << WARN << INFO << DEBUG << TRACE << ALL
# To set logs level as per your need.
logging.level.org.springframework = debug
l...