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Visual Studio 2010 always thinks project is out of date, but nothing has changed
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To find the missing file(s), use info from the article Enable C++ project system logging to enable debug logging in Visual Studio and let it just tell you what's causing the rebuild:
Open the devenv.exe.config file (found in %ProgramFiles%\Microsoft Visual Studio 10.0\Common7\IDE\ or in %ProgramF...
Why are C character literals ints instead of chars?
...ode did was to put the read character into an int, then test for EOF, then convert to a char if it wasn't.
I realize this doesn't exactly answer your question, but it would make some sense for the rest of the character literals to be sizeof(int) if the EOF literal was.
int r;
char buffer[1024], *p...
Unexpected results when working with very big integers on interpreted languages
...s, integers types are used in Javascript, but all the arithmetic operators convert their operands to floating point numbers before doing anything with them (barring compiler optimizations).
– Peter Olson
Aug 5 '13 at 1:40
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android pick images from gallery
...ll example for request permission (if need), pick image from gallery, then convert image to bitmap or file
AndroidManifesh.xml
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
Activity
class MainActivity : AppCompatActivity() {
override fun onCreate(savedIns...
How to log a method's execution time exactly in milliseconds?
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const uint64_t elapsedMTU = endTime - startTime;
// Get information for converting from MTU to nanoseconds
mach_timebase_info_data_t info;
if (mach_timebase_info(&info))
handleErrorConditionIfYoureBeingCareful();
// Get elapsed time in nanoseconds:
const double elapsedNS = (double)elapsed...
Does C have a “foreach” loop construct?
...ou're right, it's one array past the end of the array, but that array type converts to a pointer in this context (an expression), and that pointer is one past the end of the array.
– Steve Cox
Oct 5 '16 at 14:09
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How do I parse a string with a decimal point to a double?
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I like to use the XmlConvert class ... do you have any ideas whether this is better, worse, and/or different than using CultureInfo.InvariantCulture?
– ChrisW
Aug 30 '09 at 21:23
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Editing dictionary values in a foreach loop
...t the for loop: it's copying the list of keys. (It would still work if you converted it to a foreach loop.) Solving by using a for loop would mean using colStates.Keys in place of keys.
– idbrii
Mar 27 '19 at 16:26
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Flatten an Array of Arrays in Swift
... as it returns a lazy collection instead of a new array, but can always be converted to an array when passed to Array() initialiser like in the example above.
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Efficient way to determine number of digits in an integer
...fectly precise unless specified on the compiler command line. some will be converted to x86 intrinsics at compile time. some don't exist and will expand into formulas of existing intrinsics. for example if using -fpfast you could see usage of SSE instrinsics rather than x87, which yields less guaran...