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Getting image dimensions without reading the entire file
...it seems that something like this should be already there. Also, I’ve verified that the following piece of code reads the entire image (which I don’t want):
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How do I list one filename per output line in Linux?
...1. GNU coreutils (installed on standard Linux systems) and Solaris do; but if in doubt, use man ls or ls --help or check the documentation. E.g.:
$ man ls
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-1 list one file per line. Avoid '\n' with -q or -b
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iOS: Multi-line UILabel in Auto Layout
...hat-wrap.html for a brief but informative writeup, complete with animated GIFs (not my writeup, I found it through Google)
– tboyce12
Oct 9 '15 at 0:46
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Data structure for loaded dice?
...side k has some probability p k of coming up when I roll it. I'm curious if there is good algorithm for storing this information statically (i.e. for a fixed set of probabilities) so that I can efficiently simulate a random roll of the die.
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How do I get rid of “[some event] never used” compiler warnings in Visual Studio?
...picious...
There's also an interesting article about this warning and specifically how it applies to interfaces; there's a good suggestion on how to deal with "unused" events. The important parts are:
The right answer is to be explicit about what you expect from the event, which in this case, i...
sed command with -i option failing on Mac, but works on Linux
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If you use the -i option you need to provide an extension for your backups.
If you have:
File1.txt
File2.cfg
The command (note the lack of space between -i and '' and the -e to make it work on new versions of Mac and on G...
Extract TortoiseSVN saved password
... authentication (username/password)
svn.ssl.server contains SSL server certificates
svn.username contains credentials for username-only authentication (no password needed)
The first directory is the one of interest. It appears to contain files with names that look like GUIDs; one for each reposit...
Using semicolon (;) vs plus (+) with exec in find
Why is there a difference in output between using
6 Answers
6
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Start thread with member function
...utlive the calling thread, copying the arguments guarantees that. Instead, if you want to really pass a reference, you can use a std::reference_wrapper created by std::ref.
std::thread (foo, std::ref(arg1));
By doing this, you are promising that you will take care of guaranteeing that the argumen...
Serialize an object to XML
...or behavior for XmlWriter to dispose your StringWriter. As a general rule, if you declare something that needs disposing you're responsible for disposing of it. And implicit to that rule, anything you don't declare yourself you shouldn't dispose. So both usings are necessary.
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