大约有 3,000 项符合查询结果(耗时:0.0117秒) [XML]

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Best TCP port number range for internal applications [closed]

...n order of most ports available, descending. This did not work, since the csv file has ranges marked as "Unassigned" that overlap other port number reservations. I manually expanded the ranges of assigned port numbers, leaving me with a list of all assigned port numbers. I then sorted that list a...
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What's the fastest way to do a bulk insert into Postgres?

... bad worked it's class :( I Try npgsql CopyIn class, because it's like as CSV formatted mapping in PG query statement's. You can try for Big Table? – Elyor Sep 9 '14 at 2:03 ...
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搭建高可用mongodb集群(三)—— 深入副本集内部机制 - 大数据 & AI - 清...

...也会被全量复制。 那什么是oplog的大小?前面说过oplog保存了数据的操作记录,secondary复制oplog并把里面的操作在secondary执行一遍。但是oplog也是mongodb的一个集合,保存在local.oplog.rs里,但是这个oplog是一个capped collection也就是...
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Download data url file

...link.download = thefilename; // Construct the uri var uri = 'data:text/csv;charset=utf-8;base64,' + someb64data link.href = uri; document.body.appendChild(link); link.click(); // Cleanup the DOM document.body.removeChild(link); ...
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How do I get a list of all the duplicate items using pandas in python?

...in duplicated: >>> import pandas as pd >>> df = pd.read_csv("dup.csv") >>> ids = df["ID"] >>> df[ids.isin(ids[ids.duplicated()])].sort("ID") ID ENROLLMENT_DATE TRAINER_MANAGING TRAINER_OPERATOR FIRST_VISIT_DATE 24 11795 27-Feb-12 ...
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VC/Linux C++ 递归访问目录下所有文件 - C/C++ - 清泛网 - 专注C/C++及内核技术

VC/Linux C++ 递归访问目录下所有文件VC函数,部分代码如下:find(char * lpPath){ char szFind[MAX_PATH]; WIN32_FIND_DATA FindFileData; strcpy(sz...VC函数,部分代码如下: find(char * lpPath) { char szFind[MAX_PATH]; WIN32_FIND_DATA FindFileData; ...
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error C2220: 警告被视为错误 - 没有生成“object”文件 - C/C++ - 清泛网 ...

error C2220: 警告被视为错误 - 没有生成“object”文件出现这种编译错误,当然可以取消掉警告视为错误选项(右击属性->配置属性->c c++->常规,将警告视为错误的选项改为否,就可以!),不过还 出现这种编译错误,当然可以取...
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ifstream 线程安全读文件 - C/C++ - 清泛网 - 专注C/C++及内核技术

ifstream 线程安全读文件函数 safeGetline:std::istream& safeGetline(std::istream& is, std::string& t){ t clear(); 使用std::streambuf 函数 safeGetline: std::istream& safeGetline(std::istream& is, std::string& t) { t.clear(); //这比使用std::istream逐个读...
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[解决]MySql提示:The server quit without updating PID file(…)失败 - 数...

...后在处理这个问题!如图所示: [root@rekfan ~]# df 文件系统 1K-块 已用 可用 已用% 挂载点 /dev/mapper/vg_rekfan-lv_root 51606140 47734848 1249852 100% / tmpfs 1953396 88 1953308 1% /dev...
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Linux 查看进程的可执行文件路径 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

Linux 查看进程的可执行文件路径找到进程的pid,然后查看 proc下该pid目录下的内容,即可查看进程详细的路径信息:ps -elf | grep xxxls proc {pid} -lh找到进程的pid,然后查看/proc下该pid目录下的内容,即可查看进程详细的路径信息: ...