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Is floating point math broken?
...oks as neat as a 10,000th does in decimal (0.0001)** - if we were in the habit of using a base-2 number system in our daily lives, you'd even look at that number and instinctively understand you could arrive there by halving something, halving it again, and again and again.
** Of course, that's no...
Pandas selecting by label sometimes return Series, sometimes returns DataFrame
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102
Granted that the behavior is inconsistent, but I think it's easy to imagine cases where this i...
C# Equivalent of SQL Server DataTypes
...Guid
rowversion None Byte[]
bit SqlBoolean Boolean
tinyint SqlByte Byte
smallint SqlInt16 Int16
int ...
Exclude a directory from git diff
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Note: on windows machines, use double quotes, like git diff -- ":(exclude)lib/*"
– cnlevy
Nov 12 '19 at 15:11
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How do you get assembler output from C/C++ source in gcc?
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The following command line is from Christian Garbin's blog
g++ -g -O -Wa,-aslh horton_ex2_05.cpp >list.txt
I ran G++ from a DOS window on Win-XP, against a routine that contains an implicit cast
c:\gpp_code>g++ -g -O -Wa,-a...
Comparison of JSON Parser for Objective-C (JSON Framework, YAJL, TouchJSON, etc)
... updated version here psionides.jogger.pl/2010/12/12/… (spoiler: JSONKit wins).
– Kuba Suder
Dec 19 '10 at 16:22
2
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How do I enable file editing in Visual Studio's debug mode?
...NC by default and it must be explicitly enabled
You may be running on a 64 bit OS and have your .Net app set to "Any CPU". ENC is not available on 64 bit (CLR limitation). You'll have to set the app back to x86 for ENC to work
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Passing references to pointers in C++
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EDIT: I experimented some, and discovered thing are a bit subtler than I thought. Here's what I now think is an accurate answer.
&s is not an lvalue so you cannot create a reference to it unless the type of the reference is reference to const. So for example, you cannot d...
Socket 错误返回码详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...cket error 10091 - Network subsystem is unavailable
Socket error 10092 - WINSOCK.DLL version out of range
Socket error 10093 - Successful WSAStartup not yet performed
Socket error 10094 - Graceful shutdown in progress
Socket error 11001 - Host not found
Socket error 11002 - Non-authoritati...