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Get $_POST from multiple checkboxes
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@Tyzoid empty() doesn't cause this error. From the manual: empty() does not generate a warning if the variable does not exist.
– Mārtiņš Briedis
Aug 2 '13 at 7:07
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Why would iterating over a List be faster than indexing through it?
...icient. For larger LinkedList -yes, for smaller it can work faster REVERSE_THRESHOLD is set 18 in java.util.Collections, it's weird to see so upvoted answer without the remark.
– bestsss
May 8 '12 at 9:28
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How to deny access to a file in .htaccess
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I get a 500 internal server error when using this code. Any idea why? I'm using Wordpress.
– Keryn Gill
Jan 26 '15 at 21:25
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How to make MySQL handle UTF-8 properly
... answer - You should almost always be using the utf8mb4 charset and utf8mb4_unicode_ci collation.
To alter database:
ALTER DATABASE dbname CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
See:
Aaron's comment on this answer How to make MySQL handle UTF-8 properly
What's the difference betwee...
Convert a 1D array to a 2D array in numpy
I want to convert a 1-dimensional array into a 2-dimensional array by specifying the number of columns in the 2D array. Something that would work like this:
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20个命令行工具监控 Linux 系统性能 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...包括 TCP 标志信息、ICMP 详细细节、TCP/UDP 流量故障、TCP 连接的数据包和拜恩计数。并且它还收集 TCP，UDP，ICMP，IP，非 IP，IP 校验错误，界面活性等一般信息和详细信息的接口统计数据。
10. Psacct 或者 Acct — 监视用户活动
Psacct...
Using Vim's tabs like buffers
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To me, this is a bug, not "user error". Searching around the web for 'vim tabs' indicates that that just about everyone else disagrees with you, or is unaware of the "real" way to use Vim tabs. Also, if tabs are really "layout" views, then why are default...
How to display a confirmation dialog when clicking an link?
... if(check).
– Anonymous
Apr 1 at 21:05
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Variable is accessed within inner class. Needs to be declared final
I'm getting a compilation error inside of my onClick .
6 Answers
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为什么说自媒体到了最危险的时期？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...科技自媒体人社群，关注的是如何把生产内容的人有机的连接在一起。科技自媒体发展到现在这个阶段，相应的对于自媒体人的组织也提出了新的要求，不再仅仅是人员数量的简单集合，也不是纯粹的内容采集，而是把一群真正...