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Fragment is not being replaced but put on top of the previous one
...file. You should create a container (e.g. a FrameLayout) in the layout and then add the fragment programatically using FragmentTransaction.
FragmentTransaction.replace expects the id of the container that contains the fragment and not the id of the fragment as the first parameter. So you should pas...
“On-line” (iterator) algorithms for estimating statistical median, mode, skewness, kurtosis?
...s (or too many integers), I would probably create buckets / intervals, and then use the same approach as for integers. (Approximate) mode and median calculation than gets easy, based on the frequencies table.
Normally Distributed Random Variables
If it is normally distributed, I would use the popu...
Separate Back Stack for each tab in Android using Fragments
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This type of navigation, then you have tabs and hierarchy of pages on each tab is very common for iPhone applications for example (you can check App Store and iPod apps). I find their user experience quite decent.
– Dmitry Ryadn...
Pass all variables from one shell script to another?
...xport MESSAGE
./b.sh
b.sh:
#!/bin/sh
echo "The message is: $MESSAGE"
Then:
$ ./a.sh
The message is: hello
The fact that these are both shell scripts is also just incidental. Environment variables can be passed to any process you execute, for example if we used python instead it might look ...
Easiest way to copy a table from one database to another?
...e a table users which you like to copy to DB2
Under PHPMyAdmin, open DB1, then go to users table.
On this page, click on the "Operations" tab on the top right.
Under Operations, look for section Copy table to (database.table):
& you are done!
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returning a Void object
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then what is the generically correct way to achieve a return type of void?
– Robert
Mar 9 '10 at 11:40
1
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Batch File; List files in directory, only filenames?
...ectory in dir command. It will create a list1.txt with full path names and then a list.txt with only the file names.
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Random string generation with upper case letters and digits
...g.ascii_uppercase + string.digits
'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
Then we use a list comprehension to create a list of 'n' elements:
>>> range(4) # range create a list of 'n' numbers
[0, 1, 2, 3]
>>> ['elem' for _ in range(4)] # we use range to create 4 times 'elem'
['ele...
Generate a random alphanumeric string in Cocoa
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Even if it has hyphens in it — if that's not a concern then awesome!
– fatuhoku
Jan 23 '15 at 20:57
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Passing a std::array of unknown size to a function
...ut unknown size.
If we are unable to pass the array size to the function, then instead, we can pass the memory address of where the array starts along with a 2nd address of where the array ends. Later, inside of the function, we can use these 2 memory addresses to calculate the size of the array!
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