大约有 40,000 项符合查询结果（耗时：0.0714秒） [XML]
Grep for literal strings
...le, as part of a line in a seperate log file. The search text can contain all sorts of regex special characters, e.g., []().*^$-\ .
...
Sorting an ArrayList of objects using a custom sorting order
...tch (Exception e) {
// If this exception occurs, then it is usually a fault of the developer.
throw new RuntimeException("Cannot compare " + o1 + " with " + o2 + " on " + getter, e);
}
return (o1 == null) ? -1 : ((o2 == null) ? 1 : ((Comparable<Object>)...
How to check if there's nothing to be committed in the current branch?
...itted, you can use the return code of:
git diff --cached --exit-code
Finally, if you want to know about whether there are any untracked files in your working tree that aren't ignored, you can test whether the output of the following command is empty:
git ls-files --other --exclude-standard --dir...
Is a Java hashmap search really O(1)?
...say, balanced trees, its behavior is probabilistic. In these cases its usually most helpful to talk about complexity in terms of the probability of a worst-case event occurring would be. For a hash map, that of course is the case of a collision with respect to how full the map happens to be. A co...
TFS Get Specific Version into separate folder
...eset I had to use the command-line version. The visual interface retrieved all the files. I used this command: ** tfpt getcs /changeset:#### **
– Engineer
Aug 8 '14 at 19:52
...
What is the difference between cout, cerr, clog of iostream header in c++? When to use which one?
...e of them (e.g. program.exe >out.txt) would not affect the other.
Generally, stdout should be used for actual program output, while all information and error messages should be printed to stderr, so that if the user redirects output to a file, information messages are still printed on the screen...
Hashset vs Treeset
...hy I would use a TreeSet . From a CS background, I don't think it matters all that much which you use, and I don't care to mess around with hash functions and buckets (in the case of Java ).
...
SQL Server ':setvar' Error
... running the script either via the menu as above or ensure your custom install script does so before it runs.
– rism
May 20 '12 at 1:39
...
Python int to binary string?
...
typically one would use 4/8/... bit representation: "{:08b}".format(37)
– Sparkler
Aug 14 '18 at 21:51
3
...
C# difference between == and Equals()
...
Unless the operator is specifically implemented in the class
– Dominic Cronin
Nov 19 '11 at 21:11
26
...