<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[humingling的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/humingling</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; humingling]]></copyright><item><title><![CDATA[c primer plus 第五章复习题和练习题]]></title><link>https://blog.youkuaiyun.com/humingling/article/details/151409670</link><guid>https://blog.youkuaiyun.com/humingling/article/details/151409670</guid><author>humingling</author><pubDate>Wed, 10 Sep 2025 18:27:52 +0800</pubDate><description><![CDATA[具体地说，第一次测试时，程序尚未获得sec的值，用来与0作比较的是正好在sec变量内存位置上的一个垃圾值。while循环没有用花括号把两个缩进的语句括起来，只有printf()是循环的一部分，所以该程序一直重复打印消息。表达式c1 -c2的值和’S’ - '0’的值相同（其对应的ASCII值是83 - 79）。第 4个printf()语句打印n当前的值（仍为12），因此，在while循环结束后，才会调用一次该printf()语句。第7行：因为1和i都是整数，所以当i为1时，除法的结果是1；]]></description><category></category></item><item><title><![CDATA[c primer plus 第四章复习题和练习题]]></title><link>https://blog.youkuaiyun.com/humingling/article/details/151369340</link><guid>https://blog.youkuaiyun.com/humingling/article/details/151369340</guid><author>humingling</author><pubDate>Tue, 09 Sep 2025 19:36:23 +0800</pubDate><description><![CDATA[c primer plus 第四章复习题和练习题]]></description><category></category></item><item><title><![CDATA[c primer plus 第一章复习题]]></title><link>https://blog.youkuaiyun.com/humingling/article/details/151360133</link><guid>https://blog.youkuaiyun.com/humingling/article/details/151360133</guid><author>humingling</author><pubDate>Tue, 09 Sep 2025 18:52:04 +0800</pubDate><description><![CDATA[c primer plus 第一章复习题]]></description><category></category></item><item><title><![CDATA[如果关闭window的右侧预览文件窗口]]></title><link>https://blog.youkuaiyun.com/humingling/article/details/151338292</link><guid>https://blog.youkuaiyun.com/humingling/article/details/151338292</guid><author>humingling</author><pubDate>Tue, 09 Sep 2025 01:03:02 +0800</pubDate><description><![CDATA[基本没有什么东西，还占据一大片屏幕，看的很让人烦。]]></description><category></category></item><item><title><![CDATA[C语言scanf函数的空格问题]]></title><link>https://blog.youkuaiyun.com/humingling/article/details/151334124</link><guid>https://blog.youkuaiyun.com/humingling/article/details/151334124</guid><author>humingling</author><pubDate>Mon, 08 Sep 2025 22:37:07 +0800</pubDate><description><![CDATA[因为我们再输入hello world时，键盘输入的数据会存入缓存区，这个时候scanf会从缓存区里面读取数据，由于scanf读取数据在碰到空格，换行、制表符就会停止读取，所以导致了这种现象。在进行C语言代码变量时，发现使用scanf函数的时候，如果输入的字符串终究带有空格，那么空格之后的字符串，scanf函数就读取不到了。如上图所示，使用scanf函数接收hello world字符串，实际输出的字符串只有hello，后面的world没有了。或者使用gets函数。]]></description><category></category></item><item><title><![CDATA[单片机的bin、exe、elf、hex文件差异]]></title><link>https://blog.youkuaiyun.com/humingling/article/details/151287817</link><guid>https://blog.youkuaiyun.com/humingling/article/details/151287817</guid><author>humingling</author><pubDate>Sun, 07 Sep 2025 15:04:42 +0800</pubDate><description><![CDATA[1.在对于单片机中可执行文件，有许多中格式，比如最常见的STm32单片机生成的hex可执行文件，比如DSP生成的elf文件等。]]></description><category></category></item><item><title><![CDATA[【无标题】]]></title><link>https://blog.youkuaiyun.com/humingling/article/details/151243662</link><guid>https://blog.youkuaiyun.com/humingling/article/details/151243662</guid><author>humingling</author><pubDate>Sat, 06 Sep 2025 06:44:20 +0800</pubDate><description><![CDATA[DEVC++中文在回车后消失的原因]]></description><category></category></item><item><title><![CDATA[2023年11月份我要被开除了]]></title><link>https://blog.youkuaiyun.com/humingling/article/details/133895854</link><guid>https://blog.youkuaiyun.com/humingling/article/details/133895854</guid><author>humingling</author><pubDate>Tue, 17 Oct 2023 22:48:15 +0800</pubDate><description><![CDATA[咕咕咕咕。]]></description><category></category></item><item><title><![CDATA[UPS相关电路原理]]></title><link>https://blog.youkuaiyun.com/humingling/article/details/130778864</link><guid>https://blog.youkuaiyun.com/humingling/article/details/130778864</guid><author>humingling</author><pubDate>Sat, 20 May 2023 11:23:36 +0800</pubDate><description><![CDATA[UPS电路原理]]></description><category></category></item><item><title><![CDATA[DEV C++调试报错：Thread 1 received signal SIGSEGV, Segmentation fault]]></title><link>https://blog.youkuaiyun.com/humingling/article/details/130753499</link><guid>https://blog.youkuaiyun.com/humingling/article/details/130753499</guid><author>humingling</author><pubDate>Thu, 18 May 2023 19:17:11 +0800</pubDate><description><![CDATA[DEVC++调试报错]]></description><category></category></item><item><title><![CDATA[C语言计算算数平方根的一个代码]]></title><link>https://blog.youkuaiyun.com/humingling/article/details/130625683</link><guid>https://blog.youkuaiyun.com/humingling/article/details/130625683</guid><author>humingling</author><pubDate>Thu, 11 May 2023 16:47:50 +0800</pubDate><description><![CDATA[【代码】C语言计算算数平方根的一个代码。]]></description><category></category></item><item><title><![CDATA[KEIL软件调节字体大小教程]]></title><link>https://blog.youkuaiyun.com/humingling/article/details/130416203</link><guid>https://blog.youkuaiyun.com/humingling/article/details/130416203</guid><author>humingling</author><pubDate>Thu, 27 Apr 2023 22:10:27 +0800</pubDate><description><![CDATA[Keil调节代码字体大小方法]]></description><category></category></item><item><title><![CDATA[STM32学习记录]]></title><link>https://blog.youkuaiyun.com/humingling/article/details/128323089</link><guid>https://blog.youkuaiyun.com/humingling/article/details/128323089</guid><author>humingling</author><pubDate>Wed, 14 Dec 2022 22:40:22 +0800</pubDate><description><![CDATA[STM32学历记录]]></description><category></category></item><item><title><![CDATA[C语言遇到的问题记录]]></title><link>https://blog.youkuaiyun.com/humingling/article/details/128210899</link><guid>https://blog.youkuaiyun.com/humingling/article/details/128210899</guid><author>humingling</author><pubDate>Tue, 06 Dec 2022 21:43:37 +0800</pubDate><description><![CDATA[C语言遇到的问题记录]]></description><category></category></item><item><title><![CDATA[IIC协议]]></title><link>https://blog.youkuaiyun.com/humingling/article/details/128025041</link><guid>https://blog.youkuaiyun.com/humingling/article/details/128025041</guid><author>humingling</author><pubDate>Thu, 24 Nov 2022 19:55:00 +0800</pubDate><description><![CDATA[IIC协议]]></description><category></category></item><item><title><![CDATA[解决不同系统输出32位数字使用%d和%ld的问题]]></title><link>https://blog.youkuaiyun.com/humingling/article/details/127872616</link><guid>https://blog.youkuaiyun.com/humingling/article/details/127872616</guid><author>humingling</author><pubDate>Tue, 15 Nov 2022 19:59:52 +0800</pubDate><description><![CDATA[解决不同系统输出32位数字使用%d和%ld的问题]]></description><category></category></item><item><title><![CDATA[堆栈向上增长和向下增长]]></title><link>https://blog.youkuaiyun.com/humingling/article/details/125316751</link><guid>https://blog.youkuaiyun.com/humingling/article/details/125316751</guid><author>humingling</author><pubDate>Thu, 16 Jun 2022 15:35:22 +0800</pubDate><description><![CDATA[堆栈问题]]></description><category></category></item><item><title><![CDATA[工作随笔]]></title><link>https://blog.youkuaiyun.com/humingling/article/details/109340908</link><guid>https://blog.youkuaiyun.com/humingling/article/details/109340908</guid><author>humingling</author><pubDate>Wed, 28 Oct 2020 19:49:56 +0800</pubDate><description><![CDATA[工作随笔
2020/10/28
今天工作记录： 上午测试一个485通信问题，需要找出485通信丢失的对应条件，通过一上午抓波形，第一台机器没有发现通信异常，第二台机器发现异常，但是同样的条件没有在那台正常的机器上不能复现通信失败，无法得知原因。
下午更改一个代码，因为机器需要天机隔离变压器，需要更改代码，代码更改倒是简单，接下来就是测试，更改完代码后，开始找机器，找线材，特别不好找，因为机器都是乱堆放的，线也到处都是，没有条理，起码花了个把小时搭建好测试环境，然后将改好的代码烧录进去，由于机器的LCD现实屏]]></description><category></category></item><item><title><![CDATA[C和指针看书随笔]]></title><link>https://blog.youkuaiyun.com/humingling/article/details/109210315</link><guid>https://blog.youkuaiyun.com/humingling/article/details/109210315</guid><author>humingling</author><pubDate>Wed, 21 Oct 2020 21:26:26 +0800</pubDate><description><![CDATA[C和指针看书随笔
1.跳出循环的语句不只有break；还有使用return语句在某些情况下也适用；

]]></description><category></category></item><item><title><![CDATA[C语言输出变量的地址方法：]]></title><link>https://blog.youkuaiyun.com/humingling/article/details/108777863</link><guid>https://blog.youkuaiyun.com/humingling/article/details/108777863</guid><author>humingling</author><pubDate>Thu, 24 Sep 2020 16:48:38 +0800</pubDate><description><![CDATA[C语言输出变量的地址方法：
环境：GCC 5.4.0  (C11)
方法：使用%p输出，%p是输出指针类型的输出格式
例子如下：
#include &lt;stdio.h&gt;
int main()
{
int num = 14;
printf("%p\n", &amp;num);
return 0;

}

]]></description><category></category></item></channel></rss>