($width) AND $width .= 'px';
$style = " style=\"width: $width\"";
}
$value = $value ? $value : date('H:i');
$s = "";
return $s;
}
// form_date('start', '2018-07-05') 为空则当前日期
function form_date($name, $value = 0, $width = FALSE)
{
$style = '';
if (FALSE !== $width) {
is_numeric($width) AND $width .= 'px';
$style = " style=\"width: $width\"";
}
$value = $value ? $value : date('Y-m-d');
$s = "";
return $s;
}
/**用法
*
* echo form_radio_yes_no('radio1', 0);
* echo form_checkbox('aaa', array('无', '有'), 0);
*
* echo form_radio_yes_no('aaa', 0);
* echo form_radio('aaa', array('无', '有'), 0);
* echo form_radio('aaa', array('a'=>'aaa', 'b'=>'bbb', 'c'=>'ccc', ), 'b');
*
* echo form_select('aaa', array('a'=>'aaa', 'b'=>'bbb', 'c'=>'ccc', ), 'a');
*/
?>组保留的标签 余下为需要删除的标签
unset($oldtag[$key]);
}
}
}
if (!empty($oldtag)) {
$tagids = array();
foreach ($oldtag as $tagid => $tagname) {
$tagids[] = $tagid;
}
well_oldtag_delete($tagids, $tid);
}
$r = well_tag_process($tid, $fid, $create_tag, $tagarr);
return $r;
}
// 删除标签和绑定的主题
function well_oldtag_delete($tagids, $tid)
{
$pagesize = count($tagids);
$arrlist = well_tag_find_by_tagids($tagids, 1, $pagesize);
$delete_tagids = array(); // 删除
$tagids = array();
$n = 0;
foreach ($arrlist as $val) {
++$n;
if (1 == $val['count']) {
// 只有一个主题
$delete_tagids[] = $val['tagid'];
} else {
$tagids[] = $val['tagid'];
}
}
!empty($delete_tagids) and well_tag_delete($delete_tagids);
$arlist = well_tag_thread_find_by_tid($tid, 1, $n);
if ($arlist) {
$ids = array();
foreach ($arlist as $val) $ids[] = $val['id'];
well_tag_thread_delete($ids);
}
!empty($tagids) and well_tag_update($tagids, array('count-' => 1));
}
// 标签数据处理 $arr=新提交的数组 $tagarr=保留的旧标签
function well_tag_process($tid, $fid, $new_tags = array(), $tagarr = array())
{
if (empty($tid)) return '';
// 新标签处理入库
if ($new_tags) {
$threadarr = array();
$tagids = array();
$i = 0;
$size = 5;
$n = count($tagarr);
$n = $n > $size ? $size : $size - $n;
foreach ($new_tags as $name) {
++$i;
$name = trim($name);
$name = stripslashes($name);
$name = strip_tags($name);
$name = str_replace(array(' ', '#', "@", "$", "%", "^", '&', '·', '<', '>', ';', '`', '~', '!', '¥', '……', ';', '?', '?', '-', '—', '_', '=', '+', '.', '{', '}', '|', ':', ':', '、', '/', '。', '[', ']', '【', '】', '‘', ' ', ' ', ' ', ' ', ' '), '', $name);
$name = htmlspecialchars($name, ENT_QUOTES);
if ($name && $i <= $n) {
// 查询标签
$read = well_tag_read_name($name);
if ($read) {
// 存在 count+1
$tagids[] = $read['tagid'];
} else {
// 入库
$arr = array('name' => $name, 'count' => 1);
$tagid = well_tag_create($arr);
FALSE === $tagid and message(-1, lang('create_failed'));
$read = array('tagid' => $tagid, 'name' => $name);
}
$tag_thread = array('tagid' => $read['tagid'], 'tid' => $tid);
$threadarr[] = $tag_thread;
$tagarr[$read['tagid']] = $read['name'];
}
}
!empty($threadarr) and tag_thread_big_insert($threadarr);
!empty($tagids) and well_tag_update($tagids, array('count+' => 1));
}
$json = empty($tagarr) ? '' : xn_json_encode($tagarr);
return $json;
}
?>return $r;
}
/**
* @param int $page 页数
* @param int $pagesize 每页显示数量
* @return mixed
*/
function link_find($page = 1, $pagesize = 100)
{
$arr = link__find($cond = array(), array('rank' => -1), $page, $pagesize);
return $arr;
}
/**
* @param $id
* @return bool 返回FALSE失败 TRUE成功
*/
function link_delete($id)
{
if (empty($id)) return FALSE;
$r = link__delete(array('id' => $id));
link_delete_cache();
return $r;
}
//--------------------------kv + cache--------------------------
/**
* @return mixed 返回全部友情链接
*/
function link_get($page = 1, $pagesize = 100)
{
$g_link = website_get('friends_link');
if (empty($g_link)) {
$g_link = link_find($page, $pagesize);
$g_link AND website_set('friends_link', $g_link);
}
return $g_link;
}
// delete kv and cache
function link_delete_cache()
{
website_set('friends_link', '');
return TRUE;
}
?> $v = implode(",", $v);
$temp[] = $v;
}
// 去掉重复的字符串,也就是重复的一维数组
$temp = array_unique($temp);
// 再将拆开的数组重新组装
$output = array();
foreach ($temp as $k => $v) {
if ($stkeep) $k = $starr[$k];
if ($ndformat) {
$temparr = explode(",", $v);
foreach ($temparr as $ndkey => $ndval) $output[$k][$ndarr[$ndkey]] = $ndval;
} else $output[$k] = explode(",", $v);
}
return $output;
}
// 合并二维数组 如重复 值以第一个数组值为准
function array2_merge($array1, $array2, $key = '')
{
if (empty($array1) || empty($array2)) return NULL;
$arr = array();
foreach ($array1 as $k => $v) {
isset($v[$key]) ? $arr[$v[$key]] = array_merge($v, $array2[$k]) : $arr[] = array_merge($v, $array2[$k]);
}
return $arr;
}
/*
* 对二维数组排序 两个数组必须有一个相同的键值
* $array1 需要排序数组
* $array2 按照该数组key排序
* */
function array2_sort_key($array1, $array2, $key = '')
{
if (empty($array1) || empty($array2)) return NULL;
$arr = array();
foreach ($array2 as $k => $v) {
if (isset($v[$key]) && $v[$key] == $array1[$v[$key]][$key]) {
$arr[$v[$key]] = $array1[$v[$key]];
} else {
$arr[] = $v;
}
}
return $arr;
}
?>
旧win电脑装成Linux系统-软件玩家 - 软件改变生活!
系统安装步骤:
主要参考:Windows系统重装Linux系统_windows一键重装为linux-CSDN博客
1. 下载UltralSO并安装(新旧电脑都可以)
2. 用它制作Linux启动盘(新旧电脑都可以),参考利用 UltraISO 制作linux U盘的启动盘 - 小鲨鱼2018 - 博客园
3. 旧电脑重启进入BIOS界面,选择U盘进入,安装Ubuntu
4. 鱼香ROS安装ROS2,参考https://www.bilibili/video/BV1Jz421B7Ey/
注意:安装完提示让重启,重启完如果出现蓝色屏幕Perform MDK management,按按一下Continue boot才能启动,解决办法:Ubuntu22.04启动提示Perform MOK management处理方法 - minseo - 博客园
其他设置:
1. 安装微信,参考 https://zhuanlan.zhihu/p/690854988
2. 护眼模式,参考 Ubuntu自带护眼模式_ubuntu系统怎么改成护眼模式-CSDN博客
3. 导入Chrome浏览器的书签,通过html文件导入。设置infinity标签页并登陆账号同步
4. 先熟悉Linux系统操作(零基础),参考LinuxCommand: Learn The Linux Command Line. Write Shell Scripts.
1)在浏览器中选中某些内容,然后到终端中按鼠标中健,则刚才选中的内容被复制粘贴到了终端中。
2)导航:pwd (print working directory), cd (change directory), and ls (list files and directories)
3)The "." notation refers to the working directory itself and the ".." notation refers to the working directory's parent directory.
4)
5. 使用优化
1)右键——新建文本文档功能,参考 https://www.bilibili/video/BV1Ci4y1L7ZZ/?p=13
2)终端右键分页(terminator),参考 https://www.bilibili/video/BV1Ci4y1L7ZZ?p=24
6. 学习ROS2,参考
鱼香ROS机器人的个人空间-鱼香ROS机器人个人主页-哔哩哔哩视频
【Autolabor初级教程】ROS机器人入门_哔哩哔哩_bilibili
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系统电脑WinLinux
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