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“f” after number
What does the f after the numbers indicate? Is this from C or Objective-C? Is there any difference in not adding this to a constant number?
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What should every developer know about databases? [closed]
...rly work with databases or may have to work with one someday. And considering the amount of misuse and abuse in the wild, and the volume of database-related questions that come up every day, it's fair to say that there are certain concepts that developers should know - even if they don't design or ...
How to check if multiple array keys exists
I have a variety of arrays that will either contain
20 Answers
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jQuery counting elements by class - what is the best way to implement this?
What I'm trying to do is to count all of the elements in the current page with the same class and then I'm going to use it to be added onto a name for an input form. Basically I'm allowing users to click on a <span> and then by doing so add another one for more of the same type of items. But...
How to discard all changes made to a branch?
I'm working in a branch (i.e. design ) and I've made a number of changes, but I need to discard them all and reset it to match the repository version. I thought git checkout design would do it, but it just tells me I'm already in branch design and that I have 3 modified files.
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Differences between INDEX, PRIMARY, UNIQUE, FULLTEXT in MySQL?
What are the differences between PRIMARY, UNIQUE, INDEX and FULLTEXT when creating MySQL tables?
3 Answers
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Android emulator doesn't take keyboard input - SDK tools rev 20
I've upgraded the SDK tools to revision 20 (from 18) and since the upgrade, the emulator doesn't seem to accept input from laptop's keyboard. But only using the emulator's own 'soft' keyboard (that appears when an input field is focused).
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Finding a branch point with Git?
...anches master and A and lots of merge activity between the two. How can I find the commit in my repository when branch A was created based on master?
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Displaying a message in iOS which has the same functionality as Toast in Android
I need to know if there is any method in iOS which behaves like Toast messages in Android. That is, I need to display a message which is dismissed automatically after few seconds. This is similar to the functionality of the Toast class in the Android environment.
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How to change row color in datagridview?
I would like to change the color of a particular row in my datagridview. The row should be changed to red when the value of columncell 7 is less than the value in columncell 10. Any suggestions on how to accomplish this?
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