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How to use QueryPerformanceCounter?
... my safest bet. (The warning on Boost::Posix that it may not works on Win32 API put me off a bit). However, I'm not really sure how to implement it.
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How do I restore a dump file from mysqldump?
...n up a command prompt (in Windows) and cd to the directory where the mysql.exe executable is (you may have to look around a bit for it, it'll depend on how you installed mysql, i.e. standalone or as part of a package like WAMP). Once you're in that directory, you should be able to just type the com...
Copying data from one SQLite database to another
...d .read.
Dump the table my_table from old_db.sqlite
c:\sqlite>sqlite3.exe old_db.sqlite
sqlite> .output mytable_dump.sql
sqlite> .dump my_table
sqlite> .quit
Read the dump into the new_db.sqlite assuming the table there does not exist
c:\sqlite>sqlite3.exe new_db.sqlite
sqlite>...
Where does Visual Studio look for C++ header files?
...|
edited Jun 24 '19 at 22:32
Kyle
84411 gold badge1212 silver badges2222 bronze badges
answered Dec 2 '0...
What's with 181783497276652981 and 8682522807148012 in Random (Java 7)?
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
Strings in a DataFrame, but dtype is object
...ta access. For example, consider how your computer might store an array of 32-bit integers, [3,0,1].
If you ask your computer to fetch the 3rd element in the array, it'll start at the beginning and then jump across 64 bits to get to the 3rd element. Knowing exactly how many bits to jump across is w...
App Inventor 2 文本代码块 · App Inventor 2 中文网
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Can I change the fill color of an svg path with CSS?
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answered May 16 '13 at 7:32
Mark Esluzar DiamatMark Esluzar Diamat
53444 silver badges55 bronze badges
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Average of 3 long integers
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I would suggest that a good way of dividing a 32-bit unsigned value by 3 is to multiply by 0x55555555L, add 0x55555555, and shift right by 32. Your divideby3 method, by comparison, looks as though it would require many discrete steps.
– supercat
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How can I convert String to Int?
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Try this:
int x = Int32.Parse(TextBoxD1.Text);
or better yet:
int x = 0;
Int32.TryParse(TextBoxD1.Text, out x);
Also, since Int32.TryParse returns a bool you can use its return value to make decisions about the results of the parsing attemp...