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What is the purpose of mock objects?
... component like the cook:
cook <- test driver
The test driver simply orders different dishes and verifies the cook returns the correct dish for each order.
Its harder to test a middle component, like the waiter, that utilizes the behavior of other components. A naive tester might test the wa...
C Macro definition to determine big endian or little endian machine?
...
Code supporting arbitrary byte orders, ready to be put into a file called order32.h:
#ifndef ORDER32_H
#define ORDER32_H
#include <limits.h>
#include <stdint.h>
#if CHAR_BIT != 8
#error "unsupported char size"
#endif
enum
{
O32_LITTLE_E...
How to select only the first rows for each unique value of a column
...th cte as (
select CName, AddressLine,
rank() over (partition by CName order by AddressLine) as [r]
from MyTable
)
select CName, AddressLine
from cte
where [r] = 1
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NoClassDefFoundError - Eclipse and Android
...rnal Jars", and then make them exported by checking the checkboxes on the "Order and Export" tab.
– Travis
Jun 3 '12 at 1:17
...
Real world use of JMS/message queues? [closed]
...A real world example is that of a web application that is used to place an order for a particular customer. As part of placing that order (and storing it in a database) you may wish to carry a number of additional tasks:
Store the order in some sort of third party back-end system (such as SAP)
Se...
How to specify the order of CSS classes?
...little confused about CSS and the class attribute. I always thought, the order in which I specify multiple classes in the attribute value has a meaning. The later class could/should overwrite definitions of the previous, but this doesn't seem to work. Here's an example:
...
Functional, Declarative, and Imperative Programming [closed]
...eclarative languages don't express control-flow other than nested function order (a.k.a logical dependencies), because due to immutability, other choices of evaluation order do not change the result (see below).
Declarative languages express logical "steps" (i.e. the nested RT function call order)...
How to check if two arrays are equal with JavaScript? [duplicate]
...if (a.length !== b.length) return false;
// If you don't care about the order of the elements inside
// the array, you should sort both arrays here.
// Please note that calling sort on an array will modify that array.
// you might want to clone your array first.
for (var i = 0; i < a....
How to sort an array in descending order in Ruby
...; while (--len > 0); is copying the pointers to the elements in reverse order if I remember my C correctly, so the array is reversed.
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防挂马：apache禁止访问文件或目录执行权限、禁止运行脚本PHP文件的设置方...
...,配置如下:代码如下:<Directory " var www upload"><FilesMatch " PHP">Order Allow,DenyDe 我们来看俩段通常对上传目录设置无权限的列子,配置如下:
代码如下:
<Directory "/var/www/upload">
<FilesMatch ".PHP">
Order Allow,Deny
Deny from all
</FilesMatch>
...