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Ternary operator is twice as slow as an if-else block?
...i+4],0
00000082 7E 1C jle 000000A0
00000084 8B 44 96 08 mov eax,dword ptr [esi+edx*4+8]
33: {
34: if (i > 0)
00000088 85 C0 test eax,eax
0000008a 7E 08 jle 00000094...
Why is there no xrange function in Python3?
...10000000) if x%4 == 0), maxlen=0)
1 loops, best of 3: 1.32 s per loop
In [84]: %timeit collections.deque((x for x in xrange(10000000) if x%4 == 0), maxlen=0)
1 loops, best of 3: 1.31 s per loop
In [85]: %timeit collections.deque((x for x in iter(range(10000000)) if x%4 == 0), maxlen=0)
1 loops, b...
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
...0 MSVCR90D (private pdb symbols) c:\websymbols\msvcr90d.i386.pdb\EBEA784C96244F1E8F8D35E0391C898D1\msvcr90d.i386.pdb
75100000 75200000 kernel32 (deferred)
76750000 76796000 KERNELBASE (deferred)
77500000 77680000 ntdll (pdb symbols) c:\websym...
Virtual Memory Usage from Java under Linux, too much memory used
... gigabytes ... at least by one form of measurement.
java -Xms1024m -Xmx4096m com.example.Hello
Different Ways to Measure Memory
On Linux, the top command gives you several different numbers for memory. Here's what it says about the Hello World example:
PID USER PR NI VIRT RES SHR S...
Frequency table for a single variable
... 61.000000 3.56
212 Zimbabwe 66.800003 4.96
[213 rows x 3 columns]
frequency distribution with values_count(normalize=True) with no classification,length of result here is 139 (seems meaningless as a frequency distribution):
print(gm["employrate"].value_counts...
TortoiseSVN icons not showing up under Windows 7
...
96
Restarting or logging out is not necessary, simply end and run explorer.exe.
– Leigh Riffel
Apr 2 '1...
How can I get the sha1 hash of a string in node.js?
...reateHash('sha1')
shasum.update('foo')
shasum.digest('hex') // => "0beec7b5ea3f0fdbc95d0dd47f3c5bc275da8a33"
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Why do x86-64 instructions on 32-bit registers zero the upper part of the full 64-bit register?
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Bo PerssonBo Persson
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MSTest copy file to test run folder
...ou need (file or folder name):
<TestSettings name="Local" id="00ebe0c6-7b64-49c0-80a5-09796270f111" xmlns="http://microsoft.com/schemas/VisualStudio/TeamTest/2010">
<Description>These are default test settings for a local test run.</Description>
<Deployment>
<Depl...
Parser Error Message: Could not load type 'TestMvcApplication.MvcApplication'
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96
I've had this a couple of times. It's especially frustrating as it's right off the bat, and th...