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关于php的socket初探 - 更多技术 - 清泛网 - 专注C/C++及内核技术
关于php的socket初探做了好几年的<em>fem>lash的aser，技术一直停留在<em>fem>lash这个狭小的容器内，最近转向php，才慢慢体会到之前充实技术开发前的那段极度渴望去学习新知...做了好几年的<em>fem>lash的aser，技术一直停留在<em>fem>lash这个狭小的容器内，...
What causes a java.lang.ArrayIndexOutO<em>fem>BoundsException and how do I prevent it?
What does ArrayIndexOutO<em>fem>BoundsException mean and how do I get rid o<em>fem> it?
25 Answers
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Declare a const array
Is it possible to write something similar to the <em>fem>ollowing?
15 Answers
15
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Why an abstract class implementing an inter<em>fem>ace can miss the declaration/implementation o<em>fem> one o<em>fem> th
A curious thing happens in Java when you use an abstract class to implement an inter<em>fem>ace: some o<em>fem> the inter<em>fem>ace's methods can be completely missing (i.e. neither an abstract declaration or an actual implementation is present), but the compiler does not complain.
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TSQL - How to use GO inside o<em>fem> a BEGIN .. END block?
I am generating a script <em>fem>or automatically migrating changes <em>fem>rom multiple development databases to staging/production. Basically, it takes a bunch o<em>fem> change-scripts, and merges them into a single script, wrapping <em>eacem>h script in a I<em>Fem> whatever BEGIN ... END statement.
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Why use ICollection and not IEnumerable or List on many-many/one-many relationships?
I see this a lot in tutorials, with navigation properties as ICollection<T> .
9 Answers
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How do I make a placeholder <em>fem>or a 'select' box?
I'm using placeholders <em>fem>or text inputs which is working out just <em>fem>ine. But I'd like to use a placeholder <em>fem>or my selectboxes as well. O<em>fem> course I can just use this code:
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PHP validation/regex <em>fem>or URL
I've been looking <em>fem>or a simple regex <em>fem>or URLs, does anybody have one handy that works well? I didn't <em>fem>ind one with the zend <em>fem>ramework validation classes and have seen several implementations.
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Postgresql - change the size o<em>fem> a varchar column to lower length
I have a question about the ALTER TABLE command on a really large table (almost 30 millions rows).
One o<em>fem> its columns is a varchar(255) and I would like to resize it to a varchar(40) .
Basically, I would like to change my column by running the <em>fem>ollowing command:
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How to create a HashMap with two keys (Key-Pair, Value)?
I have a 2D array o<em>fem> Integers. I want them to be put into a HashMap. But I want to access the elements <em>fem>rom the HashMap based on Array Index. Something like:
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