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Set operations (union, intersection) on Swift array?
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How to print out the method name and line number and conditionally disable NSLog?
...u a clean log:
With NSLog you get things like this:
2011-11-03 13:43:55.632 myApp[3739:207] Hello Word
But with printf you get only:
Hello World
Use this code
#ifdef DEBUG
#define NSLog(FORMAT, ...) fprintf(stderr,"%s\n", [[NSString stringWithFormat:FORMAT, ##__VA_ARGS__] UTF8String]);
...
How do I read / convert an InputStream into a String in Java?
... 59,877 us/op
9. BufferedReader (JDK) avgt 10 632,028 ± 17,002 us/op
5. parallel Stream Api (Java 8) avgt 10 662,999 ± 46,199 us/op
4. Stream Api (Java 8) avgt 10 701,269 ± 82,296 us/op
10. BufferedInputStream,...
How to count total lines changed by a specific author in a Git repository?
...689 | 519 | 191 | 15.3 / 12.0 / 9.3 |
| Ole Martin Kristiansen | 6,632 | 24 | 60 | 10.5 / 0.6 / 2.9 |
| Linus Oleander | 5,769 | 705 | 277 | 9.1 / 16.3 / 13.5 |
| Fabio Akita | 2,122 | 24 | 60 | 3.4 / 0.6 / 2.9 |
| August Lilleaas | 1,...
How to find if an array contains a specific string in JavaScript/jQuery? [duplicate]
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632
jQuery offers $.inArray:
Note that inArray returns the index of the element found, so 0 indic...
How to get a string after a specific substring?
... str.split(..., 1)[-1]: <3.817 usec> <0.518 usec> <1.632 usec> [3.191 usec] <4.173 usec>
% best vs worst: 1.9% 16.2% 6.1% 9.9% 2.3%
This shows timings per execution with inputs here the delimiter is either miss...
Getting key with maximum value in dictionary?
...
632
You can use operator.itemgetter for that:
import operator
stats = {'a':1000, 'b':3000, 'c': 1...
String concatenation: concat() vs “+” operator
...s
StringConcatenation.stringbuilder_2 thrpt 50 40472888.230 ± 9011210.632 ops/s
StringConcatenation.stringbuilder_3 thrpt 50 33902151.616 ± 5449026.680 ops/s
StringConcatenation.stringbuilder_4 thrpt 50 29220479.267 ± 3435315.681 ops/s
...
Windbg Step 2 分析程序堆栈实战 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...点
2. lm查看loaded Modules
lm
start end module name
01330000 0134b000 MyApp C (private pdb symbols) E:\ProLab\WindbgFirst\Debug\MyApp.pdb
59bc0000 59ce4000 MSVCR90D (deferred)
75100000 75200000 kernel32 (deferred)
76750000 76796000 KERNE...
Approximate cost to access various caches and main memory?
...
325 ns - CPU cross-QPI/NUMA worst case on XEON E5-46*
10,000 ns - Compress 1K bytes with Zippy PROCESS
20,000 ns - Send 2K bytes over 1 Gbps NETWORK
250,000 ns - Read 1 MB sequentially from MEMORY
500,000 ns - Round trip within a same DataCenter
10,000,000...