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How to nicely format floating numbers to String without unnecessary decimal 0?
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“Rate This App”-link in Google Play store app on the phone
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Multiple Inheritance in PHP
... is delegated to dispatcher. This is called Strategy Pattern, you can read more on it here.
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Insert text with single quotes in PostgreSQL
... your application when user input is possible, though. @Craig's answer has more on that. More details:
SQL injection in Postgres functions vs prepared queries
Values inside Postgres
When dealing with values inside the database, there are a couple of useful functions to quote strings properly:
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How do I generate random number for each row in a TSQL Select?
... 5 6 7 8 9 10 11 12 13 0 1 2 3 4 5
You can see here that there are more chances to produce some numbers than others: bias. Thankfully, the actual range of the Int type is much larger... so much so that in most cases the bias is nearly undetectable. However, it is something to be aware of if ...
Importing Maven project into Eclipse
...gt; Existing Projects in Workspace -> Select root directory -> Done
More details here
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This IP, site or mobile application is not authorized to use this API key
...ey from the option.
4) Enter your IP Address on the field and if you have more ip addresses, you can just add on every single line.NOTE: Enter the IP Address only when you want to use it for your testing purpose. Else leave the IP Address section blank.
5) Once you are done, click create and your...
In absence of preprocessor macros, is there a way to define practical scheme specific flags at proje
...ift you can still use the "#if/#else/#endif" preprocessor macros (although more constrained), as per Apple docs. Here's an example:
#if DEBUG
let a = 2
#else
let a = 3
#endif
Now, you must set the "DEBUG" symbol elsewhere, though. Set it in the "Swift Compiler - Custom Flags" section, "Ot...
How can building a heap be O(n) time complexity?
...til it is in the correct location.
Which implementation for buildHeap is more efficient?
Both of these solutions will produce a valid heap. Unsurprisingly, the more efficient one is the second operation that uses siftDown.
Let h = log n represent the height of the heap. The work required for the s...
Is there a REAL performance difference between INT and VARCHAR primary keys?
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