大约有 23,000 项符合查询结果（耗时：0.0484秒） [XML]
Logging levels - Logback - rule-of-thumb to assign log levels
... here. Significant boundary events should be considered as well (e.g. database calls, remote API calls). Typical business exceptions can go here (e.g. login failed due to bad credentials). Any other event you think you'll need to see in production at high volume goes here.
debug: just about everyt...
What does an exclamation mark mean in the Swift language?
...!] circumstances") or standard non-optional ("is never nil") declarations, based on the exact behaviour of their Objective-C code.
share
|
improve this answer
|
follow
...
How dangerous is it to compare floating point values?
...t will make sense to compare with an "epsilon", but that epsilon should be based on the magnitude of the numbers you are comparing, not an absolute constant. (In cases where an absolute constant epsilon would work, that's strongly indicative that fixed point, not floating point, is the right tool fo...
Build an ASCII chart of the most commonly used words in a given text [closed]
...
Ruby 1.9, 185 chars
(heavily based on the other Ruby solutions)
w=($<.read.downcase.scan(/[a-z]+/)-%w{the and of to a i it in or is}).group_by{|x|x}.map{|x,y|[-y.size,x]}.sort[0,22]
k,l=w[0]
puts [?\s+?_*m=76-l.size,w.map{|f,x|?|+?_*(f*m/k)+"| "+x}]
...
Add new item count to icon on button - Android
...blic override bool OnCreateOptionsMenu(IMenu menu)
{
// return base.OnCreateOptionsMenu(menu);
MenuInflater.Inflate(Resource.Menu.actionmenu, menu);
// var dd = menu.FindItem(Resource.Id.icon_group);
IMenuItem item = menu.FindItem(Resource.Id.ic_group);
La...
What are good examples of genetic algorithms/genetic programming solutions? [closed]
...st job as a professional programmer (1995) was writing a genetic-algorithm based automated trading system for S&P500 futures. The application was written in Visual Basic 3 [!] and I have no idea how I did anything back then, since VB3 didn't even have classes.
The application started with a po...
Difference between thread's context class loader and normal classloader
...ssA". 90% of the time they mean the same. But if you are not using a URL based classloader, then only the second case is true.
– David Roussel
Aug 26 '14 at 11:19
...
How can I pair socks from a pile efficiently?
...heck whether two socks come in pair. Pick one of the O(n log n) comparison-based sorting algorithms.
However in real life when the number of socks is relatively small (constant), these theoretically optimal algorithms wouldn't work well. It might take even more time than sequential search, which th...
How to REALLY show logs of renamed files with git?
...ing not only for the user,
but also for git commands that make decisions based on rename
information, e.g. 'git log --follow other-dir/A/file' follows
'dir/B/file' past the rename.
This behavior is a side effect of commit v2.0.0-rc4~8^2~14
(diffcore-rename.c: simplify finding exact rena...
Integrating the ZXing library directly into my Android application
... work it's magic [having issues?]
Enter Eclipse -> new Android Project, based on the android folder in the directory you just extracted
Right-click project folder -> Properties -> Java Build Path -> Library -> Add External JARs...
Navigate to the newly extracted folder and open the co...