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Discuz X 首页白板解决之道 - 建站技术 - 清泛IT论坛，有思想、有深度
...法，代码一段段的排查，在合适位置打印特定内容然后exit(0);查看结果，分析出现问题的大致位置。可以毫不夸张地说，排除法能够解决99.99%的疑难杂症。
3、白板的最核心原因是调用函数 ob_end_clean() 函数导致的，先将输出内容...
屏幕像素怎么设置成1080X1920? - App应用开发 - 清泛IT社区，为创新赋能！
如题，手机尺寸只能按给定的使用吗？1、网页端的分辨率只是预览用的，实际分辨率以测试设备为准：
2、手机/平板分辨率往往是固定的。但是模拟器一般来说是可以设置分辨率，详见：https://www.fun123.cn/reference/ ... 5%E4%BD%BF%...
Jackson with JSON: Unrecognized field, not marked as ignorable
...eserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
It will ignore all the properties that are not declared.
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PostgreSQL: Which Datatype should be used for Currency?
...ver make a scale equal to 2 (in postgresql terms, precision is a number of all digits, e.g. in 121.121 it's equal to 6). There are currencies, such as Bahrain Dinar, where 1000 sub-units equal one unit, and there are currencies which don't have sub-units at all.
– Nikolay Arhip...
Difference between modes a, a+, w, w+, and r+ in built-in open function?
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I believe you mean the fopen call in the C standard library (which is not a system call)
– Eli Courtwright
Sep 23 '09 at 13:34
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Why aren't variable-length arrays part of the C++ standard?
...agree that having to create a potential large array on the stack, which usually has only little space available, isn't good. The argument is, if you know the size beforehand, you can use a static array. And if you don't know the size beforehand, you will write unsafe code.
C99 VLAs could provide a...
diff to output only the file names
..."29b". Use instead: rsync -ric --dry-run old/ new/ where the "-i" argument allows to obtain the file list directly via rsync -ric --dry-run old/ new/ | cut -d" " -f 2
– iolsmit
Mar 24 '15 at 17:15
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Correct way to convert size in bytes to KB, MB, GB in JavaScript
...ly more appropriate than toPrecision(n) to have a consistant precision for all the values. And to avoid trailing zeros (ex: bytesToSize(1000) // return "1.00 KB") we could use parseFloat(x). I suggest to replace the last line by: return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i...
Copy file(s) from one project to another using post build event…VS2010
...sts but its not part of the target project meaning you have to click 'show all files' for it to appear in VS.
– BoundForGlory
Jun 12 '12 at 17:55
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C# List of objects, how do I get the sum of a property
... answered Dec 4 '10 at 4:11
Alex LEAlex LE
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