大约有 36,000 项符合查询结果(耗时:0.0267秒) [XML]
Apache Spark: The number of cores vs. the number of executors
...acities,
yarn.nodemanager.resource.memory-mb and
yarn.nodemanager.resource.cpu-vcores, should probably be set to 63 *
1024 = 64512 (megabytes) and 15 respectively. We avoid allocating 100%
of the resources to YARN containers because the node needs some
resources to run the OS and Hadoop daemons. In ...
Volatile vs. Interlocked vs. lock
...at all. The point of volatile is that multiple threads running on multiple CPUs can and will cache data and re-order instructions.
If it is not volatile, and CPU A increments a value, then CPU B may not actually see that incremented value until some time later, which may cause problems.
If it is vol...
Compiling with g++ using multiple cores
...ge projects quicker (for example 4 source files at a time for a multi-core CPU)?
8 Answers
...
代码块超过1.2w编译apk报错问题 - App Inventor 2 中文网 - 清泛IT社区,为创新赋能!
...不好恢复老版本不验证了)
--------
怀疑 kawa Scheme 生成问题,更新新版本试试。(也不容易更新)
https://community.appinventor.mi ... or-d8-failed/141334
低效程序员的7个坏习惯 - 创意 - 清泛网 - 专注C/C++及内核技术
...le的Charles解释道,“低效的工程师会错误地表征用户体验问题为其他人的问题。”
遗憾的是,似乎很多软件工程师都持有这种态度,这也是为什么企业要寻求能够移情和了解他人问题的代码战士。 “雇主正在竭力寻找那些拥有...
Generating a unique machine id
...FirmwareTables and GetSystemFirmwareTable.
IIRC, the "unique id" from the CPUID instruction is deprecated from P3 and newer.
share
|
improve this answer
|
follow
...
c++ volatile关键字简析 - C/C++ - 清泛网 - 专注C/C++及内核技术
c++ volatile关键字简析volatile防范冲突,提高效率。降低CPU Cache Line锁冲突的几率。不同于普通变量在于:CPU缓存中有值的话,也得从内存中重新加载到缓存(普通变量不会);即认为寄存器值不可靠, volatile 防范冲突,提高效...
C++字符串截断时中文的处理问题(中文被截断怎么处理?) - c++1y / stl - ...
// 防止后台错误消息中汉字双字节被截断出现乱码
if (pRspMsg->RspMsg.buf[pRspMsg->RspMsg.Length() - 2] & 0x80)
pRspMsg->RspMsg.buf[pRspMsg->RspMsg.Length() - 2] = 0;
一个字节和0x80与运算(& 0x80 )是否...
Echarts透明背景及兼容问题 - 用户反馈 - 清泛IT社区,为创新赋能!
用户反馈wxbit导入失败:高德地图,启动画面等导致。
Echart是自己导入及实现的,背景透明没有效果,最终WebViewPlus拓展解决了。
方法一:
var option={
backgroundColor:'rgba(128, 128, 128, 0.1)' //rgba设置透明度0.1
}
方法二:
va...
How efficient can Meteor be while sharing a huge collection among many clients?
...onnection to its
client and updates its server-side in-memory copy.
Total CPU cost is the cost to diff one Mongo query, plus the cost of
1,000 merge boxes checking their clients' state and constructing a new
DDP message payload. The only data that flows over the wire is a single
JSON object sent t...