variable-precision SWAR算法:计算Hamming Weight
variable-precision SWAR算法:计算Hamming Weight转自我的Github最近看书看到了一个计算Hamming Weight的算法,觉得挺巧妙的,纪录一下。Hamming Weight,即汉明重量,指的是一个位数组中非0二进制位的数量。对于这个问题,最直观的算法就是遍历...
[PHP] constant variable
print:3.13PI3.14...
TensorFlow学习笔记(1):variable与get_variable, name_scope()和variable_scope()
Variabletensorflow中有两个关于variable的op,tf.Variable()与tf.get_variable()下面介绍这两个的区别使用tf.Variable时,如果检测到命名冲突,系统会自己处理。使用tf.get_variable()时,系统不会处理冲突,而会报错import...
MySQL: @variable vs. variable. Whats the difference?
MySQL: @variable vs. variable. Whats the difference?up vote351down votefavorite121In another question I posted someone told me that there is a differe...
『PyTorch』第五弹_深入理解autograd_上:Variable属性方法
在PyTorch中计算图的特点可总结如下:autograd根据用户对variable的操作构建其计算图。对变量的操作抽象为Function。对于那些不是任何函数(Function)的输出,由用户创建的节点称为叶子节点,叶子节点的grad_fn为None。叶子节点中需要求导的variable,具有Ac...
LinuxShell_variable+if+while
[root@ossec-server mybash]# vim ./hello.sh #! /bin/sh# This is a example bash scriptecho "Hello world! \n"echo "parameter num: $#"echo "script's name ...
登陆mysql时出现unknown variable 'character_set_client=UTF8' 的错误
今天,登陆数据库服务器的时候,出现了下面的错误: [root@localhost app]# mysql -uroot -p mysql: unknown variable 'character-set-client=utf8'查了下my.cnf的配置文件,是在client段下面配置了这么一个选项,...
To add private variable to this Javascript literal object
You can use number as function/variable name, the numberic name can't be accessed from parent scope, but can be accessed by 'this' in private scope.va...
django.core.exceptions.ImproperlyConfigured: Requested setting DEFAULT_INDEX_TABLESPACE, but settings are not configured. You must either define the environment variable DJANGO_SETTINGS_MODULE or call
Error info:django.core.exceptions.ImproperlyConfigured: Requested setting DEFAULT_INDEX_TABLESPACE, but settings are not configured. You must either d...
异常-----Can't convert the date to string, because it is not known which parts of the date variable are in use. Use ?date, ?time or ?datetime built-in, or ?string.\u003Cformat> or ?string(format) built-
1、错误描述 五月 27, 2014 12:07:05 上午 freemarker.log.JDK14LoggerFactory$JDK14Logger error 严重: Template processing error: "Can't convert the date to string, b...
Stanford机器学习---第二讲. 多变量线性回归 Linear Regression with multiple variable
原文:http://blog.csdn.net/abcjennifer/article/details/7700772本栏目(Machine learning)包括单参数的线性回归、多参数的线性回归、Octave Tutorial、Logistic Regression、Regularization...
【iOS】CGContextSaveGState: invalid context 0x0. If you want to see the backtrace, please set CG_CONTEXT_SHOW_BACKTRACE environmental variable
CGContextSaveGState: invalid context 0x0. If you want to see the backtrace, please set CG_CONTEXT_SHOW_BACKTRACE environmental variable暂时记下……
: CGContextRestoreGState: invalid context 0x0. If you want to see the backtrace, please set CG_CONTEXT_SHOW_BACKTRACE environmental variable. 转自这里 出 错原因:设置app的状态栏样式的使用使用了旧的方式,在info.plist里面设置了View controller- based status bar appearance为NO,默认为YES,一般式iOS6的时候使用这种方式,iOS7,8也兼容,但是到了 iOS9就报了警告。修改方式...
CGContextTranslateCTM: invalid context 0x0. If you want to see the backtrace, please set CG_CONTEXT_SHOW_BACKTRACE environmental variable.
最近在测试的过程中, 发现了SpringBoar的一个问题:SpringBoard[53] <Error>: CGContextTranslateCTM: invalid context 0x0. If you want to see the backtrace, please set ...
Packet for query is too large (1660 > 1024). You can change this value on the server by setting the max_allowed_packet' variable.
原因是mysql 默认允许的 数据报包 是 1M 设置大一些就可以了centos 下面 /ect/my.cnf 文件里面 加入或者修改 下面的参数[mysqld]max_allowed_packet=20M这个可以查询 允许的最大数据报包SHOW VARIABLES LIKE '%max_all
Oracle 11g安装报错Environment variable: "PATH"
Environment variable: "PATH" - This test checks whether the length of the environment variable "PATH" does not exceed the recommended length.预期值 : 102...
tf.get_variable()不能识别已存在的变量
with tf.variable_scope("conv", reuse=True): x = tf.get_variable("w",[1])这个代码不能识别已存在的变量,但是显然现有在打印出变量 .name 之前创建的,如:conv/w:0当使用 tf.get_variable() 时遇...
普通用户操作tomcat项目时报:Neither the JAVA_HOME nor the JRE_HOME environment variable is defined At least one of these environment variable is needed to run this program
在使用普通用户更新tomcat项目适合出现这个信息,Neither the JAVA_HOME nor the JRE_HOME environment variable is defined At least one of these environment variable is needed ...
CentOS Tomcat启动 Neither the JAVA_HOME nor the JRE_HOME environment variable is defined
链接:http://blog.csdn.net/shangdiyisi/article/details/9477521[bravoinfo@bravoinfo-hk-01 apache-tomcat-7.0.82]$ ./bin/startup.sh Neither the JAVA_HOME no...
PowerShell Remove all user defined variable in PowerShell
When PS scripts executes, it is possibly create much user defined variables.So, sometimes these varibales may confuse us a lot.Here's a workaound:Most...