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Linux 生产环境定位C++内存异常问题的思路 - 调试技术 - 清泛IT社区,为创新赋能!

...asan错误信息: export LD_PRELOAD=/usr/lib64/libasan.so.4.0 & ./xxx 2>asan_out.txt & 注意:asan输出的报错信息是 stderr 标准错误输出,要使用 2> 重定向。最后一个& ,程序可以转向后台执行。 崩溃导致程序退出的问题,asan...
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最大装载数不显示计算数值 - App Inventor 2 中文网 - 清泛IT社区,为创新赋能!

...结果的,测试时主要被除数要大于除数,否则计算结果0.xxx 向下取整就是0,干扰测试结果。。。之后,遇到类似问题,可以先使用一个测试标签,将你怀疑的变量设置进去,每一步看一下变量的值,这样便于一步步跟踪问题。...
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[解决] 注册DLL时报错:模块已加载,但对DllRegisterServer的调用失败,错...

错误代码0x80070005是没有使用管理员权限进行注册。 因此,使用管理员权限注册DLL即可解决,步骤如下: Win键,搜索cmd,右键“以管理员身份运行”: cd /d “dll所在的目录” regsvr32.exe /i xxx.dll
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【PM干货】2015年阿里业务型PM笔试题 - 项目管理 - 清泛网 - 专注C/C++及内核技术

...没有想起来。 4、最近新闻经常出现飞机失事,假如你是XXX航空公司的工作人员,你如何将降低负面影响,同时实现利益最大化。 我认为这是一个危机公关处理和事件营销的过程。 首先,在事故发生时,航空公司应当在第一...
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Quickly find whether a value is present in a C array?

... r3,r2 beq true_exit subs r0,r0,#1 bne loop_top false_exit: xxx bx lr true_exit: xxx bx lr As I said, I don't own the OP's exact hardware, but I will be testing the performance on an nVidia Tegra 3 and Tegra 4 of the 3 different versions and post the results here soon. Up...
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Remove all occurrences of char from string

... will work. Usage would be str.replace("X", "");. Executing "Xlakjsdf Xxx".replaceAll("X", ""); returns: lakjsdf xx share | improve this answer | follow ...
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Make a number a percentage

What's the best way to strip the "0."XXX% off a number and make it a percentage? What happens if the number happens to be an int? ...
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JavaScript Form Submit - Confirm or Cancel Submission Dialog Box

...lt;form onsubmit="return submit(this);"> <input type="image" src="xxx" border="0" name="submit" onclick="show_alert();" alt="PayPal - The safer, easier way to pay online!" value="Submit"> </form> Also this is the code in run, just I make it easier to see how it works, just ...
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Is mongodb running?

... Thanks. I got this: [root@xxx lib]# ./mongodb-linux-i686-1.6.5/bin/mongod --fork --logpath /var/log/m ongodb.log --logappend all output going to: /var/log/mongodb.log forked process: 7518 but still when I close the shell and open a new one I get Conne...
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JPA CascadeType.ALL does not delete orphans

...re using JPA 2.0, you can now use the orphanRemoval=true attribute of the @xxxToMany annotation to remove orphans. Actually, CascadeType.DELETE_ORPHAN has been deprecated in 3.5.2-Final. share | im...