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How to use phpexcel to read data and insert into database?
I have a php application where I want to read data from excel, Insert into database and then generate pdf reports for specific users.
I searched a lot but nothing specific given about both things.
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Capturing multiple line output into a Bash variable
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You would use readarray and process substitution instead of command substitution: readarray -t RESULT < <(./myscript>.
– chepner
Jan 18 '16 at 18:44
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Good tutorials on XMPP? [closed]
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Be ready to see tons of typos and mistakes while reading XMPP The Definivie Guide (mostly in sample code)
– kas-kad
Oct 15 '15 at 18:29
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Proper way to implement IXmlSerializable?
...r implementing it? I've heard that GetSchema() should return null and ReadXml should move to the next element before returning. Is this true? And what about WriteXml - should it write a root element for the object or is it assumed that the root is already written? How should child objects be...
Is file append atomic in UNIX?
...2) after every write, but that's terrible for performance.
Clarification: read the comments and Oz Solomon's answer. I'm not sure that O_APPEND is supposed to have that PIPE_BUF size atomicity. It's entirely possible that it's just how Linux implemented write(), or it may be due to the underlying f...
What does Serializable mean?
..., for instance for saving onto the disk. Deserialization is the opposite - reading data from the disk to hydrate/create an object.
In the context of your question, it is an interface that if implemented in a class, this class can automatically be serialized and deserialized by different serializers...
getResourceAsStream() vs FileInputStream
...tiple classloaders) it's recommend to use the ClassLoader as returned by Thread.currentThread().getContextClassLoader() for this so you can look "outside" the webapp context as well.
Another alternative in webapps is the ServletContext#getResource() and its counterpart ServletContext#getResourceAsSt...
关于php的socket初探 - PHP - 清泛IT论坛，有思想、有深度
...是“一切皆文件”，都可以用“打开open –> 读写write/read –> 关闭close”模式来操作。我的理解就是Socket就是该模式的一个实现，socket即是一种特殊的文件，一些socket函数就是对其进行的操作（读/写IO、打开、关闭）
既然Uni...
Get specific line from text file using just shell script
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@KanagaveluSugumar read sed's info page. 5!d means delete all lines except 5. shell var is possible, you need double quotes.
– Kent
Apr 24 '14 at 10:15
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Why can't Python parse this JSON data?
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Justin Peel's answer is really helpful, but if you are using Python 3 reading JSON should be done like this:
with open('data.json', encoding='utf-8') as data_file:
data = json.loads(data_file.read())
Note: use json.loads instead of json.load. In Python 3, json.loads takes a string parame...