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MySQL vs MongoDB 1000 reads
... its testing the connection time plus the query time.
$m = new Mongo();
vs
$db = new AQLDatabase();
so your 101% faster might turn out to be 1000% faster for the underlying query stripped of jazz.
urghhh.
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What's the difference between text/xml vs application/xml for webservice response
... list of records, like this: msdn.microsoft.com/en-us/library/ms762271%28v=vs.85%29.aspx This is more likely to be read and processed by an application. Others are basically text with markup, like a HTML page. Using text/xml for them sounds more appropiate.
– biziclop
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UnmodifiableMap (Java Collections) vs ImmutableMap (Google) [duplicate]
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SQL Server IIF vs CASE
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__attribute__ - C/C++ - 清泛网 - 专注C/C++及内核技术
...之前。
函数属性（Function Attribute）
函数属性可以帮助开发者把一些特性添加到函数声明中，从而可以使编译器在错误检查方面的功能更强大。__attribute__机制也很容易同非GNU应用程序做到兼容之功效。
GNU CC需要使用 –Wall...
How can one print a size_t variable portably using the printf family?
... on Adam Rosenfield's answer for Windows.
I tested this code with on both VS2013 Update 4 and VS2015 preview:
// test.c
#include <stdio.h>
#include <BaseTsd.h> // see the note below
int main()
{
size_t x = 1;
SSIZE_T y = 2;
printf("%zu\n", x); // prints as unsigned decim...
Using do block vs braces {}
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There are two common styles for choosing do end vs. { } for blocks in Ruby:
The first and very common style was popularized by Ruby on Rails, and is based on a simple rule of single vs. multi-line:
Use braces { } for single-line blocks
Use do end for multi-line blocks
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Advantages of using prototype, vs defining methods straight in the constructor? [duplicate]
...ch isn't possible with inherited methods.
As for your function Class() {} vs var Class = function () {} question, the former is "hoisted" to the top of the current scope before execution. For the latter, the variable declaration is hoisted, but not the assignment. For example:
// Error, fn is ca...
#ifdef vs #if - which is better/safer as a method for enabling/disabling compilation of particular s
...the opposite condition much easier to spot:
#if !defined(DEBUG_ENABLED)
vs.
#ifndef(DEBUG_ENABLED)
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“Header Search Paths” vs. “User Header Search Paths” in Xcode?
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