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Linux Shell中 if else及大于、小于、等于逻辑表达式写法 - C/C++ - 清泛网...
...ho "OK"
else
echo "error $FILE" > error.log
mail -s "$FILE backup fail" test@tsingfun.com <error.log
fi
2、清除相关文件，并按时间段记录日志
#!/bin/sh
# 清除相关文件，并按时间段记录日志
#
DIR=/data/img_cache
DAY=`date +"%Y-%m-%d %H:%M"`
NUM=`ls $DIR |wc -...
ifstream 线程安全读文件 - C/C++ - 清泛网 - 专注C/C++及内核技术
... }
}
例子：
int main()
{
std::string path = "end_of_line_test.txt"
std::ifstream ifs(path.c_str());
if(!ifs) {
std::cout << "Failed to open the file." << std::endl;
return EXIT_FAILURE;
}
int n = 0;
std::string t;
while(safeGetlin...
优化InnerHTML操作 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...果使用标准DOM的话，完整代码如下：
<html>
<head>
<title>test</title>
</head>
<body>
<div>
<p>data<p>
</div>
<script>
document.onmousedown = function() {
for (var i = 0; i < 10; i++) {
var p = document.createElement("p");
p.appendChild(document.creat...
php发送get、post请求的几种方法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ontext_create($opts);
$html = file_get_contents('http://localhost/e/admin/test.html', false, $context);
echo $html;
?>
方法4：用fsockopen函数打开url，以get方式获取完整的数据，包括header和body,fsockopen需要 PHP.ini 中 allow_url_fopen 选项开启
<?php
function get_u...
C# internal关键字的作用范围 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...名空间的，不受任何限制。
Common工程Config类internal属性Test，对非Common工程不可见：
internal修饰Config类，Common以外工程不可访问：
C# internal 关键字 范围
App Inventor Tutorials and Examples: Dynamic Table Layout | Pura Vida Apps
...iles/assets/ for devices >= Android 10 The example now also can be tested in the Kodular companion app without need to adjust the path to the assets manually Blocks Screenshot HTML/JavaScript Table Layout // if you ...
【可动态编辑表格】App Inventor 2 Dynamic Editable HTML Table - App应用...
... limited extent, in a computer browser, outside of AI2. This is useful for testing and modifications. You will require the html file, and a suitable data.js file (example also provided in json format) to load some initial data. View the js file to see how your own data should be formatted. I used se...
Compare two objects and find the differences [duplicate]
...
I think he's not looking for equality tests, but rather the collection of reasons why the two objects do not match.
– deepee1
Feb 9 '11 at 22:28
...
Disable password authentication for SSH [closed]
...ion, PasswordAuthentication, UsePAM from yes to no on server. Successfully tested under Debian/Ubuntu.
– anon
Apr 13 '18 at 10:29
10
...
A regular expression to exclude a word/string
...n. The regexp that you have looks like it will capture the query string -- test and see if your query string comes along. Also - (\?(.+))?$ should be fast. I wouldn't worry too much about speed.
– Seth
Jan 17 '10 at 20:25
...