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How to force file download with PHP
...lue is specified as "Returns the number of bytes read from the file. If an error occurs, FALSE is returned and unless the function was called as @readfile(), an error message is printed.". So you'll end up with the content of the file + integer number at the end of the content.
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Interpolating a string into a regex
I need to substitute the value of a string into my regular expression in Ruby. Is there an easy way to do this? For example:
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Mysql error 1452 - Cannot add or update a child row: a foreign key constraint fails
...me records that the automations table referred to caused it to throw this "Error Code: 1452. Cannot add or update a child row: a foreign key constraint fails".
– Ryan
Jan 25 '19 at 22:43
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What is the canonical way to check for errors using the CUDA runtime API?
...ften suggested that the return status of every API call should checked for errors. The API documentation contains functions like cudaGetLastError , cudaPeekAtLastError , and cudaGetErrorString , but what is the best way to put these together to reliably catch and report errors without requiring l...
ImportError: numpy.core.multiarray failed to import
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I was getting the same error and was able to solve it by updating my numpy installation to 1.8.0:
pip install -U numpy
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log4j logging hierarchy order
...olumn, you will see how the log works in each level. i.e for WARN, (FATAL, ERROR and WARN) will be visible. For OFF, nothing will be visible.
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Extract hostname name from string
I would like to match just the root of a URL and not the whole URL from a text string. Given:
27 Answers
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技术人员如何去面试？ - 杂谈 - 清泛网 - 专注C/C++及内核技术
...会感觉审判一般，会比较压抑，比较好的做法是两人侧面L角坐，这样不会彼此压抑，也方便交流。(本规则适合大部分面试，包括非技术职位)
如果是有些校园招聘，一般是在宾馆房间面试，普遍合理的面试官的做法是面试过程...
Enable binary mode while restoring a Database from an SQL dump
...ng to restore a Database from a dumpfile in MySQL, but I get the following error:
16 Answers
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