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Number of lines in a file in Java
...UTF-16.
– Nathan Ryan
Sep 21 '12 at 11:58
2
Awesome code... for 400mb text file, it took just a s...
CGContextDrawImage draws image upside down when passed UIImage.CGImage
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edited Sep 27 '19 at 11:53
phimuemue
28.6k88 gold badges6969 silver badges108108 bronze badges
answ...
Is optimisation level -O3 dangerous in g++?
I have heard from various sources (though mostly from a colleague of mine), that compiling with an optimisation level of -O3 in g++ is somehow 'dangerous', and should be avoided in general unless proven to be necessary.
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Arduino Sketch upload issue - avrdude: stk500_recv(): programmer is not responding
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I had this problem with a Crowduino, running the Arduino IDE on OS X. The solution for me was to switch on verbose output during upload (in the Arduino IDE preferences pane).
Then, when uploading, you can see AVRDUDE sending three packets avrdude: Send: 0 [30] [20] (with corresponding...
Using the scrollwheel in GNU screen
...gh the output buffer.
– JesperE
Mar 11 '10 at 11:01
15
@JesperE: I experienced it scrolling the c...
Android应用开发性能优化完全分析 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... handle=0x7fa106c0a8
| state=S schedstat=( 125271779 68162762 280 ) utm=11 stm=1 core=0 HZ=100
| stack=0x7fe90d3000-0x7fe90d5000 stackSize=8MB
| held mutexes=
at java.lang.Thread.sleep!(Native method)
- sleeping on <0x0a2ae345> (a java.lang.Object)
at java.lang.Thread.sleep(Thread....
How to redirect both stdout and stderr to a file [duplicate]
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answered Sep 23 '11 at 9:37
MatMat
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Why does the order of the loops affect performance when iterating over a 2D array?
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Community♦
111 silver badge
answered Mar 30 '12 at 3:32
Robert MartinRobert Martin
14.9k1...
How to check BLAS/LAPACK linkage in NumPy and SciPy?
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edited Dec 16 '19 at 11:30
Demi-Lune
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answer...
Copy a file in a sane, safe and efficient way
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aviator
17211 silver badge77 bronze badges
answered Apr 17 '12 at 16:49
Martin YorkMartin York
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