大约有 45,000 项符合查询结果（耗时：0.0578秒） [XML]
iPhone Simulator suddenly started running very slow
...hone simulator for a number of weeks and it has been running well up until now, but all of a sudden has begun running very slow both when loading content and animations. I have not made any changes to my code since I last tested it successfully.
...
How can I unit test Arduino code?
... you were thinking that the SoftwareSerial library might help, you should know that doing so is likely to disrupt any functionality that requires accurate timing like generating other signals at the same time. This problem has happened to me.
Again, if you were to test your sketch using an emulato...
how to calculate binary search complexity
... formula this would be this:
1 = N / 2x
multiply by 2x:
2x = N
now do the log2:
log2(2x) = log2 N
x * log2(2) = log2 N
x * 1 = log2 N
this means you can divide log N times until you have everything divided. Which means you have to divide log N ("do the bin...
Produce a random number in a range using C#
...
Something like:
var rnd = new Random(DateTime.Now.Millisecond);
int ticks = rnd.Next(0, 3000);
share
|
improve this answer
|
follow
...
Keystore change passwords
... currently have a keystore, with a particular password that only I should know. I now need to give access to that keystore to someone else, so I would like to either:
...
Sample random rows in dataframe
... sample_frac) have been superseded by slice_sample, though they remain for now.
– Matt_B
Sep 4 at 2:50
add a comment
|
...
Recommended method for escaping HTML in Java
...
The above example is broken. Use escapeHtml4() method now.
– stackoverflowuser2010
Jun 24 '14 at 17:47
3
...
Git undo changes in some files [duplicate]
...
# the -n means, do not commit the revert yet
git revert -n <sha1>
# now make sure we are just going to commit the revert to A
git reset B
git commit
If on the other hand, you had committed it, but the commit involved rather a lot of files that you do not also want to revert, then the above ...
Hidden Features of Xcode
...re shortcuts (which you can do by drag-dropping) to files I am using right now. Generally this is more useful when I'm working with a large or unfamiliar project.
To show the Favorites Bar, select the following menu option:
View > Layout > Show Favorites Bar
...
Why does (0 < 5 < 3) return true?
... editing my question to add the if(0 < 5 < 1) == false. All is clear now, thanks :)
– punkrockbuddyholly
Nov 3 '10 at 16:39
...