大约有 7,000 项符合查询结果(耗时:0.0148秒) [XML]

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Can a CSV file have a comment?

... I have more often seen and used: #Csv/Version 1.9 Time,ValueA,ValueB 0.0, 123, 456 0.1, 123, 349 – Crog Aug 25 at 8:31 add a comment  |  ...
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Liquibase lock - reasons?

...he liquibase-scripts the lock was held. <changeSet author="user" id="123"> <preConditions onFail="CONTINUE"> <not><sequenceExists sequenceName="SEQUENCE_NAME_SEQ" /></not> </preConditions> <createSequence sequenceName="SEQUENCE_NAME_SEQ"/&g...
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Passing argument to alias in bash [duplicate]

...ed to use a function $ foo () { /path/to/bar "$@" fixed args; } $ foo abc 123 will be executed as if you had done $ /path/to/bar abc 123 fixed args To undefine an alias: unalias foo To undefine a function: unset -f foo To see the type and definition (for each defined alias, keyword, func...
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How to check that a string is an int, but not a double, etc.?

... This will do some strange things such as return true for "+123". It is mitigated by that it's meant to return the true int but it still might not be what people want which is a strict int check. – jgmjgm Dec 11 '17 at 18:09 ...
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推荐系统算法初探 - 更多技术 - 清泛网 - 专注C/C++及内核技术

推荐系统算法初探最近因为PAC平台自动化的需求,开始探坑推荐系统。这个乍一听去乐趣无穷的课题,对于算法大神们来说是这样的:而对于刚接触这个领域的我来...最近因为PAC平台自动化的需求,开始探坑推荐系统。这个乍一...
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程序员之网络安全系列(五):数字证书以及12306的证书问题 - 更多技术 - ...

...器读取证书。 浏览器发现证书机构是Symantec,然后会在操作系统中受信任的发布机构的证书中去找Symantec的证书,如果找不到,那说明证书的发布机构是个假的,或者不是被权威机构认证的,证书可能有问题,程序会给出一个错...
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How do I get the width and height of a HTML5 canvas?

... 123 It might be worth looking at a tutorial: Firefox Canvas Tutorial You can get the width and he...
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STL 算法 - C/C++ - 清泛网 - 专注C/C++及内核技术

...传递给函数模板的一种参数格式而已 STL中算法分类: 操作对象 直接改变容器的内容 将原容器的内容复制一份,修改其副本,然后传回该副本 功能: 非可变序列算法 指不直接修改其所操作的容器内容的算法 可变序列算...
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Linux下追踪程序退出(崩溃)思路 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

Linux下追踪程序退出(崩溃)思路linux-issue-trackingLinux下追踪程序退出(崩溃)思路;history命令用法;linux下查看所有登录用户的历史操作命令。 Linux下程序退出(崩溃)时总会留下一些蛛丝马迹,问题追踪思路总结如下: 1、查看程序...
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Win7以上操作系统清理系统图标缓存脚本 - 脚本技术 - 清泛IT论坛,有思想、有深度

本帖最后由 沧海一粟 于 2015-07-21 13:43 编辑 rem 关闭Windows外壳程序explorer taskkill /f /im explorer.exe rem 清理系统图标缓存数据库 attrib -h -s -r "%userprofile%\AppData\Local\IconCache.db" del /f "%userprofile%\AppData\Local\IconCache.db" attrib...