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Avoid trailing zeroes in printf()

...57 negative 10: -1234.056789 negative 3: -1234.057 additional : 1.01 Now, all criteria are met: maximum number of decimals behind the zero is fixed trailing zeros are removed it does it mathematically right (right?) works (now) also when first decimal is zero Unfortunately this answer is ...
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Is it good practice to NULL a pointer after deleting it?

... Imagaine a mainainer comming back a year later and seeing foo deleted. He now believes he can re-use the pointer unfortunately he may miss the second delete (it may not even be in the same function) and now the re-use of the pointer now gets trashed by the second delete. Any access after the second...
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vertical-align with Bootstrap 3

...ly recommend you to use flexbox (as stated in @Haschem answer), since it's now supported everywhere. Demos link: - Bootstrap 3 - Bootstrap 4 alpha 6 You still can use a custom class when you need it: .vcenter { display: inline-block; vertical-align: middle; float:...
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ignoring any 'bin' directory on a git project

...won't stop tracking paths that are already being tracked just because they now match a new .gitignore pattern. Execute a folder remove (rm) from index only (--cached) recursivelly (-r). Command line example for root bin folder: git rm -r --cached bin ...
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How to elegantly deal with timezones

... times on the server are UTC. That means using, like you said, DateTime.UtcNow. Try to trust the client passing dates to the server as little as possible. For example, if you need "now", don't create a date on the client and then pass it to the server. Either create a date in your GET and pass it t...
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How can I deploy an iPhone application from Xcode to a real iPhone device?

...or this change to take effect. And if you're on iOS 5, that's it! Try it now! It may not allow debugging, but the app will be there! I was very surprised by this because, as you should know, I've got no idea on what all those hackings are all about! All I did was improving a little bit what I fou...
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What is the canonical way to trim a string in Ruby without creating a new string?

This is what I have now - which looks too verbose for the work it is doing. 9 Answers ...
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Can't start site in IIS (use by another process)

... restarting your computer when you realise it's happened again for some unknown reason and haven't the energy to figure out what causes it (until now). Seriously, so very annoying. – andyface Apr 15 '15 at 13:24 ...
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Understanding garbage collection in .NET

...ns, Debugging, General and untick the "Suppress JIT optimization" option. Now run your program again and tinker with the source code. Note how the extra braces have no effect at all. And note how setting the variable to null makes no difference at all. It will always print "1". It now works the...
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Outline effect to text

...ive - like the names, links, etc. Changing the link colors etc. are common nowadays, so I want something new. 14 Answers ...