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Removing whitespace <em>fem>rom strings in Java
I have a string like this:
35 Answers
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Problems installing the devtools package
I wish to use the devtools package. I've run the <em>fem>ollowing commands:
15 Answers
15
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How to determine the longest increasing subsequence using dynamic programming?
I have a set o<em>fem> integers. I want to <em>fem>ind the longest increasing subsequence o<em>fem> that set using dynamic programming.
19 Ans...
Ruby on Rails: How can I revert a migration with rake db:migrate?
A<em>fem>ter installing devise MODEL User i got this.
9 Answers
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Delete all lines beginning with a # <em>fem>rom a <em>fem>ile
All o<em>fem> the lines with comments in a <em>fem>ile begin with # . How can I delete all o<em>fem> the lines (and only those lines) which begin with # ? Other lines containing # , but not at the beginning o<em>fem> the line should be ignored.
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How can I “unuse” a namespace?
One o<em>fem> the vagaries o<em>fem> my development system (Codegear C++Builder) is that some o<em>fem> the auto-generated headers insist on having...
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Secure hash and salt <em>fem>or PHP passwords
It is currently said that MD5 is partially unsa<em>fem>e. Taking this into consideration, I'd like to know which mechanism to use <em>fem>or password protection.
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Skip download i<em>fem> <em>fem>iles exist in wget?
This is simplest example running wget:
4 Answers
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I<em>fem> isset $_POST
I have a <em>fem>orm on one page that submits to another page. There, it checks i<em>fem> the input mail is <em>fem>illed. I<em>fem> so then do something and i<em>fem> it is not <em>fem>illed, do something else. I don't understand why it always says that it is set, even i<em>fem> I send an empty <em>fem>orm. What is missing or wrong?
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Java String array: is there a size o<em>fem> method?
I come <em>fem>rom a php background and in php, there is an array_size() <em>fem>unction which tells you how many elements in the array are used.
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