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Why does Java switch on contiguous ints appear to run faster with added cases?
... ;*new ; - javaapplication4.Test1::multiplyByPowerOfTen@202 (line 96)
; {runtime_call}
0x000000000287fe54: int3 ;*new ; - javaapplication4.Test1::multiplyByPowerOfTen@202 (line 96)
0x000000000287fe55: mulsd xmm0,QW...
Why I can't change directories using “cd”?
...
96
. is also spelled source, choose whichever you find more memorable.
– ephemient
Nov 1 '08 at 4:41
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How to pretty print nested dictionaries?
....__dict__, sort_keys=True, indent=4) #TypeError: <object at 0x0000000002E6A748> is not JSON serializable
– tponthieux
Feb 8 '12 at 23:30
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Set 4 Space Indent in Emacs in Text Mode
...(quote (4 8 12 16 20 24 28 32 36 40 44 48 52 56 60 64 68 72 76 80 84 88 92 96 100 104 108 112 116 120))))
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20个命令行工具监控 Linux 系统性能 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... NODE NAME
init 1 root cwd DIR 104,2 4096 2 /
init 1 root rtd DIR 104,2 4096 2 /
init 1 root txt REG 104,2 38652 17710339 /sbin/init
init 1 root mem REG 104...
How expensive is the lock statement?
...opwatch = new Stopwatch();
const int LoopCount = (int) (100 * 1e6);
int counter = 0;
for (int repetition = 0; repetition < 5; repetition++)
{
stopwatch.Reset();
stopwatch.Start();
for (int i = 0; i &l...
Are default enum values in C the same for all compilers?
... E5 = INT_MAX,
#if 0
/* error: overflow in enumeration values */
E6,
#endif
};
int main(void) {
/* If unspecified, the first is 0. */
assert(E0 == 0);
assert(E1 == 1);
/* Repeated number, no problem. */
assert(E2 == 3);
assert(E3 == 3);
/* Continue from the las...
What character to use to put an item at the end of an alphabetic list?
...
TristanTristan
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How do I measure separate CPU core usage for a process?
... PM 2 2.02 1.01 0.00 0.00 0.00 0.00 0.00 0.00 96.97
10:54:42 PM 3 2.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 98.00
10:54:42 PM 4 14.15 0.00 1.89 0.00 0.00 0.00 0.00 0.00 83.96
10:54:42 PM 5 1.00 0.00 0.00 ...
Sharing a result queue among several processes
... """Dummy function simulating cpu-bound work."""
for _ in range(int(10e6)): # do stuff
pass
return i
if __name__ == '__main__':
with Pool(4) as pool:
print(pool._outqueue) # DEMO
results = [pool.apply_async(busy_foo, (i,)) for i in range(10)]
# `.appl...