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如何查看Android应用.apk是32位还是64位？ - App应用开发 - 清泛IT社区，为创新赋能！
...？
上述步骤正面检测不出来，adb 命令待验证。不过从侧面（编译环境和java都是64位）基本可以认定，它是支持64位的。
Using the field of an object as a generic Dictionary key
...You might want to start with the Equals-Method and then (in GetHashCode()) xor the hash code of every member you compare in Equals.
public class Foo {
public string A;
public string B;
override bool Equals(object other) {
var otherFoo = other as Foo;
if (otherFo...
写出高质量代码的10个Tips - 更多技术 - 清泛网 - 专注C/C++及内核技术
...些债是前人留下的你就不去管，现实是没有多少机会让你从一个清爽清新的项目开始做起，你不得不去面对这些，你也没法完全不跟这些所谓的烂代码打交道。
因此我建议各位：当你负责一个小模块时，除了把它做好之外，也...
Code Golf: Lasers
...ation in the main loop, we update $d if the beam is currently on a mirror. XOR'ing by 3 gives the correct behavior for a \ mirror and XOR'ing by 1 gives the correct behavior for a / mirror.
$d^=3*/\\/+m</>
Next, the current position $r is updated accoring to the current direction.
$r+=(1,-...
AsyncProcedures异步过程扩展 · App Inventor 2 中文网
...批量任务
典型应用案例
数据加载: 从数据库或文件加载大量数据
图像处理: 批量处理图像文件
列表操作: 对长列表进行遍历和处理
API调用: 多个API请求的异步处理
基本用法
...
Merge multiple lines (two blocks) in Vim
...ng block (in the example in the question abc and def) have the same length XOR
the first line of the starting block is the longest, and you don't care about the additional spaces in between) XOR
The first line of the starting block is not the longest, and you additional spaces to the end.
...
Wi-Fi 是什么的缩写 - 创意 - 清泛网 - 专注C/C++及内核技术
...不关我的事啊，我什么都不知道嘛。的确，wireless fidelity 从头到尾都没有出现在 Interbrand 的提案中。但在敲定 Wi-Fi 这个名字之后，Wi-Fi 联盟的部分老学究不理解何谓品牌和市场，始终不能接受一个生造出来的词没有所谓的含义...
Bash if statement with multiple conditions throws an error
...ither or both of its operands are true. You're thinking of "exclusive or" (XOR), which is true if exactly one of its operands is true. (Actually, there are versions of XOR that work on more than 2 operands, in which case it's true if an odd number of operands are true.)
– Gordo...
Bitwise operation and usage
...wise it's 0.
OR is 1 if one or both of its inputs are 1, otherwise it's 0.
XOR is 1 only if exactly one of its inputs are 1, otherwise it's 0.
NOT is 1 only if its input is 0, otherwise it's 0.
These can often be best shown as truth tables. Input possibilities are on the top and left, the resulta...
在线服务的黑天鹅 - 资讯 - 清泛网 - 专注C/C++及内核技术
...每个团队只参与大系统一个环节时，问题会变得更复杂。从概率的角度，大的系统中小的模块的failure不可避免，容错流程总是存在疏忽的地方。当系统中存在复杂的网状调用，无法完全做到松耦合（理想的松耦合是指一个服务...