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Duplicate and rename Xcode project & associated folders [closed]
...s, but it's not the clearest file structure for people to navigate in SCM, etc. To rename this folder without breaking all your file links, follow these steps:
In the Finder, rename the source folder. This will break your project, because Xcode won't automatically detect the changes. All of your x...
Formatting a number with exactly two decimals in JavaScript
... my numbers to two decimal places. But I get numbers like this: 10.8, 2.4, etc. These are not my idea of two decimal places so how I can improve the following?
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What exactly does the post method do?
...ssage queue.
So startAnimation will be fired in a new thread when it is fetched from the messageQueue
[EDIT 1]
Why do we use a new thread instead of UI thread (main thread)?
UI Thread :
When application is started, Ui Thread is created automatically
it is in charge of dispatching the events...
What does MVW stand for?
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Facebook database design?
...d various triggers could fire to cascade events of friending, defriending, etc.
– Jesse C. Slicer
May 14 '12 at 22:05
1
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iPhone - Grand Central Dispatch main thread
... data on background queue -> signal main queue that message has arrived
etc etc
As to why you might want to dispatch to the main queue from the main queue... Well, you generally wouldn't although conceivably you might do it to schedule some work to do the next time around the run loop.
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How to check existence of user-define table type in SQL Server 2008?
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Convert Decimal to Double
...cimal and double, it is an explicit conversion that you need to specify in order for it to work.
Secondly, TrackBar.Value is an integer value and dividing an int by an int results in an int no matter what type of variable you assign it to. In this case there is an implicit cast from int to decimal o...
Making heatmap from pandas DataFrame
....pyplot as plt instead of %matplotlib inline and finish with plt.show() in order to actually see the plot.
– tsveti_iko
Jul 23 '19 at 15:19
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How to declare an ArrayList with values? [duplicate]
...structs a list containing the elements of the specified collection, in the order they are returned by the collection's iterator.
ArrayList(int initialCapacity)
Constructs an empty list with the specified initial capacity.
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