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Why does printf not flush after the call unless a newline is in the format string?
...only display what's in the buffer after it reaches a newline (or when it's told to). You have a few options to print immediately:
Print to stderrinstead using fprintf (stderr is unbuffered by default):
fprintf(stderr, "I will be printed immediately");
Flush stdout whenever you need it to using f...
What is the correct way to restore a deleted file from SVN?
I deleted a file from a repo and now want to put it back. The best I can figure out is to:
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Why would you ever implement finalize()?
... that no one has really made it plain that finalize() is an unreliable way to clean up resources. I saw someone comment that they use it to clean up Connections, which is really scary since the only way to come as close to a guarantee that a Connection is closed is to implement try (catch) finally....
git clone through ssh
I have a project on which I created a git repository:
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How to export a Vagrant virtual machine to transfer it
I have a vagrant box up and running (configured with a LAMP stack). I need to transfer it to another PC. How can I export it?
I guess that I can get a file (or files) that can be copied to another PC, so there I can run some command to import the vagrant box.
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What is the difference between a symbolic link and a hard link?
...nterview. I was honest and said I knew how a symbolic link behaves and how to create one, but do not understand the use of a hard link and how it differs from a symbolic one.
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How do I use arrays in C++?
...y are used virtually everywhere. C++ provides abstractions that are easier to use and less error-prone ( std::vector<T> since C++98 and std::array<T, n> since C++11 ), so the need for arrays does not arise quite as often as it does in C. However, when you read legacy code or interact...
Is storing a delimited list in a database column really that bad?
...rm with a set of check boxes (any or all of them can be selected). I chose to save them in a comma separated list of values stored in one column of the database table.
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Git for beginners: The definitive practical guide
Ok, after seeing this post by PJ Hyett , I have decided to skip to the end and go with Git .
37 Answers
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How to send an email from JavaScript
I want my website to have the ability to send an email without refreshing the page. So I want to use Javascript.
20 Answers...