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Conditionally Remove Dataframe Rows with R [duplicate]
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3 Answers
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Remove all special characters from a string in R?
How to remove all special characters from string in R and replace them with spaces ?
3 Answers
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How to grep a string in a directory and all its subdirectories? [duplicate]
How to grep a string or a text in a directory and all its subdirectories'files in LINUX ??
2 Answers
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What does %>% mean in R [duplicate]
I am following this example, the server.R , file is here .
1 Answer
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php发送get、post请求的几种方法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...几种方法方法1: 用file_get_contents 以get方式获取内容<?php$url='http: www.domain.com ';$html = file_get_contents($url);echo $...方法1：用file_get_contents 以get方式获取内容
<?php
$url='http://www.domain.com/';
$html = file_get_contents($url);
echo $html;
?>
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优惠券批量生成及导入的思路 - 闲聊区 - 清泛IT论坛，有思想、有深度
...oupon() {
do {
$m = mt_rand(0, PHP_INT_MAX);
$n = mt_rand(0, PHP_INT_MAX);
$m = base_convert($m, 10, 36); // 主随机
$n ...
Remove new lines from string and replace with one empty space
Want to remove all new lines from string.
19 Answers
19
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Convert Unix timestamp to a date string
Is there a quick, one-liner way to convert a Unix timestamp to a date from the Unix command line?
11 Answers
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Send file using POST from a Python script
Is there a way to send a file using POST from a Python script?
8 Answers
8
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NSString with \n or line break
Does anyone know how to use line breaks in NSString? I need to do something like this -
10 Answers
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