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How do you read from stdin?
I'm trying to do some of the code golf challenges, but they all require the input to be taken from stdin . How do I get that in Python?
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What is the difference between trie and radix trie data structures?
...ed only five nodes. In the picture above nodes are the asterisks.
So, overall, a radix tree takes less memory, but it is harder to implement. Otherwise the use case of both is pretty much the same.
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Using PowerShell to write a file in UTF-8 without the BOM
...coding = New-Object System.Text.UTF8Encoding $False
[System.IO.File]::WriteAllLines($MyPath, $MyRawString, $Utf8NoBomEncoding)
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Linux vi arrow keys broken in insert mode
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@pts - only on broken systems. Starting vim as vi on all of my boxes works just fine; however, there are some CentOS boxes I have used that demonstrate the behavior you are talking about.
– Chas. Owens
May 1 '09 at 22:22
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Downloading MySQL dump from command line
..., then:
$ mysqldump -u [uname] -p db_name > db_backup.sql
If it's all DBs, then:
$ mysqldump -u [uname] -p --all-databases > all_db_backup.sql
If it's specific tables within a DB, then:
$ mysqldump -u [uname] -p db_name table1 table2 > table_backup.sql
You can even go as f...
How to delete a file from SD card?
... I think Inner children are not deleted.. you have to delete all inner childs.See my answer below..
– AndroidGeek
May 15 '14 at 7:56
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Can I use my existing git repo with openshift?
... openshift repo with your local bitbucket clone. You do that by issuing locally:
git merge openshift/master -s recursive -X ours
With this command you tell git to merge the master branch in the openshift git repo with your local git repo. You tell it to merge using the recursive merging strategy a...
How to modify a global variable within a function in bash?
...alise that if you just run the function without assigning it to a variable all the global variables within it will update. Instead of returning a string array, why not just update the string array in the function then assign it to another variable after the function has finished ?
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How to clear APC cache entries?
I need to clear all APC cache entries when I deploy a new version of the site.
APC.php has a button for clearing all opcode caches, but I don't see buttons for clearing all User Entries, or all System Entries, or all Per-Directory Entries.
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How do I split a string with multiple separators in javascript?
...ntation of JavaScript in Java: mozilla.org/rhino (... or "sudo apt-get install rhino").
– Aaron Maenpaa
Mar 16 '09 at 11:39
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