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Ruby function to remove all white spaces?
...acters (space, newline, tab). The // surrounding show that it's a regular expression.
– dylanfm
Jul 27 '11 at 12:26
3
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What is the maximum amount of RAM an app can use?
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What is the maximum amount of memory (in Megabytes / as percentage of the total RAM) that an Android application (that is not a system app) can use?
That varies by device. getMemoryClass() on ActivityManager will give you the value for t...
How do I run a program with commandline arguments using GDB within a Bash script?
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You can run gdb with --args parameter,
gdb --args executablename arg1 arg2 arg3
If you want it to run automatically, place some commands in a file (e.g. 'run') and give it as argument: -x /tmp/cmds. Optionally you can run with -batch mode.
gdb -batch -x /tmp/cmds --args ex...
How to access command line parameters?
The Rust tutorial does not explain how to take parameters from the command line. fn main() is only shown with an empty parameter list in all examples.
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Is there a string math evaluator in .NET?
If I have a string with a valid math expression such as:
16 Answers
16
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Removing Data From ElasticSearch
...to figure out how to remove data from ElasticSearch. I have deleted my indexes. However, that doesn't seem to actually remove the data itself. The other stuff I've seen points to the Delete by Query feature. However, I'm not even sure what to query on. I know my indexes. Essentially, I'd like to f...
In Django, how do I check if a user is in a certain group?
... "Editor")
group.save() # save this new group for this example
user = User.objects.get(pk = 1) # assuming, there is one initial user
user.groups.add(group) # user is now in the "Editor" group
then user.groups.all() returns [<Group: Editor>].
Alternatively, and m...
How can I select from list of values in SQL Server
...implest way to get the distinct values of a long list of comma delimited text would be to use a find an replace with UNION to get the distinct values.
SELECT 1
UNION SELECT 1
UNION SELECT 1
UNION SELECT 2
UNION SELECT 5
UNION SELECT 1
UNION SELECT 6
Applied to your long line of comma delimited te...
How to create the most compact mapping n → isprime(n) up to a limit N?
...memory consumption for the range (1, N], where N is a constant.
Just an example of what I am looking for: I could represent every odd number with one bit e.g. for the given range of numbers (1, 10], starts at 3: 1110
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Copy all files and folders using msbuild
...d here on msdn blog: blogs.msdn.com/b/msbuild/archive/2005/11/07/490068.aspx
– Karsten
May 21 '14 at 13:37
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