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How to create a tag with Javascript?
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FYI, document.head is supported in all major browsers.
– Rob W
Feb 23 '12 at 18:12
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How to find all duplicate from a List? [duplicate]
...ave a List<string> which has some words duplicated. I need to find all words which are duplicates.
9 Answers
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Focusable EditText inside ListView
...dded as a header view) that contains an EditText widget and a Button . All I want to do is be able to use the jogball/arrows, to navigate the selector to individual items like normal, but when I get to a particular row -- even if I have to explicitly identify the row -- that has a focusable chil...
Service Reference Error: Failed to generate code for the service reference
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Have to uncheck the Reuse types in all referenced assemblies from Configure service reference option
Check this for details
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Delete commits from a branch in Git
... IN PROGRESS. It will reset you back to the most recent commit, and erase all the changes in your working tree and index.
Lastly, if you need to find a commit that you "deleted", it is typically present in git reflog unless you have garbage collected your repository.
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Can hash tables really be O(1)?
...f your objects are variable size and an equality check requires looking at all bits then performance will become O(m). The hash function however does not have to be O(m) - it can be O(1). Unlike a cryptographic hash, a hash function for use in a dictionary does not have to look at every bit in the i...
select * vs select column
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It always pulls a tuple (except in cases where the table has been vertically segmented - broken up into columns pieces), so, to answer the question you asked, it doesn't matter from a performance perspective. However, for many other reasons, (below) you should always select specifically those co...
Where to use EJB 3.1 and CDI?
... together.
EJB >= CDI
Note that EJBs are CDI beans and therefore have all the benefits of CDI. The reverse is not true (yet). So definitely don't get into the habit of thinking "EJB vs CDI" as that logic really translates to "EJB+CDI vs CDI", which is an odd equation.
In future versions of J...
How can I exclude one word with grep?
...pattern XXXXXXXX.
EDIT:
From your comment it looks like you want to list all lines without the unwanted_word. In that case all you need is:
grep -v 'unwanted_word' file
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Convert command line arguments into an array in Bash
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Actually your command line arguments are practically like an array already. At least, you can treat the $@ variable much like an array. That said, you can convert it into an actual array like this:
myArray=( "$@" )
If you just...