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Regex for password must contain at least eight characters, at least one number and both lower and up
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How to use a different version of python during NPM install?
I have terminal access to a VPS running centos 5.9 and default python 2.4.3 installed. I also installed python 2.7.3 via these commands: (I used make altinstall instead of make install )
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Error CS1705: “which has a higher version than referenced assembly”
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How can you undo the last git add?
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You can use git reset. This will 'unstage' all the files you've added after your last commit.
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What is the difference between atomic / volatile / synchronized?
...s; that is why volatile is not default.
volatile without synchronization (2)
volatile int i = 0;
void incIBy5() {
i += 5;
}
The same problem as above, but even worse because i is not private. The race condition is still present. Why is it a problem? If, say, two threads run this code simultane...
How do I get a file extension in PHP?
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Maximum Year in Expiry Date of Credit Card
...her the transaction is approved or not so I wouldn't worry about it.
July 2017: Just had an end user with a card that expired almost 50 years from now.
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How to embed a video into GitHub README.md?
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The "Github Flavored Markdown" doesn't support this kind of feature for any page:
An old suppor...