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How can I remove a button or make it invisible in Android?
How can I remove a button in Android, or make it invisible?
14 Answers
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How to convert std::string to lower case?
I want to convert a std::string to lowercase. I am aware of the function tolower() , however in the past I have had issues with this function and it is hardly ideal anyway as use with a std::string would require iterating over each character.
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Laravel Eloquent groupBy() AND also return count of each group
I have a table that contains, amongst other columns, a column of browser versions. And I simply want to know from the record-set, how many of each type of browser there are. So, I need to end up with something like this: Total Records: 10; Internet Explorer 8: 2; Chrome 25: 4; Firefox 20: 4. (All ad...
Get exit code of a background process
I have a command CMD called from my main bourne shell script that takes forever.
12 Answers
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What values should I use for CFBundleVersion and CFBundleShortVersionString?
This is my first iOS app submission and I don't want my app rejected.
7 Answers
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Formula to determine brightness of RGB color
...some kind of formula or algorithm to determine the brightness of a color given the RGB values. I know it can't be as simple as adding the RGB values together and having higher sums be brighter, but I'm kind of at a loss as to where to start.
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Vim delete blank lines
What command can I run to remove blank lines in Vim?
14 Answers
14
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Difference between a Structure and a Union
Is there any good example to give the difference between a struct and a union ?
Basically I know that struct uses all the memory of its member and union uses the largest members memory space. Is there any other OS level difference?
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What is the difference between supervised learning and unsupervised learning? [closed]
...ial intelligence and machine learning, what is the difference between supervised and unsupervised learning?
Can you provide a basic, easy explanation with an example?
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How to count lines in a document?
I have lines like these, and I want to know how many lines I actually have...
24 Answers
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