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How to solve PHP error 'Notice: Array to string conversion in…'
I have a PHP file that tries to echo a $_POST and I get an error, here is the code:
5 Answers
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So, JSONP or CORS? [closed]
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This is a pretty broad question, and could warrant a wiki unto itself. There is also quite a bit on google regarding the two, but I think I can hit a few key points.
If you need a read-only ajax interface to your servers and you need to support IE<=9...
Why em instead of px?
I heard you should define sizes and distances in your stylesheet with em instead of in pixels. So the question is why should I use em instead of px when defining styles in css? Is there a good example that illustrates this?
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Checking for a dirty index or untracked files with Git
...;/dev/null| grep "^M" | wc -l)
# Get number of files that are uncommitted and not added
expr $(git status --porcelain 2>/dev/null| grep "^ M" | wc -l)
# Get number of total uncommited files
expr $(git status --porcelain 2>/dev/null| egrep "^(M| M)" | wc -l)
Note: The 2>/dev/null filters...
How to create REST URLs without verbs?
...n restful URLs. I'm all for the restful approach of using URLs with nouns and not verbs don't understand how to do this.
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Choose between ExecutorService's submit and ExecutorService's execute
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There is a difference concerning exception/error handling.
A task queued with execute() that generates some Throwable will cause the UncaughtExceptionHandler for the Thread running the task to be invoked. The default UncaughtExceptionHandler, which typically prints the Thro...
Python Infinity - Any caveats?
So Python has positive and negative infinity:
5 Answers
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Reference - What does this error mean in PHP?
This is a number of answers about warnings, errors, and notices you might encounter while programming PHP and have no clue how to fix them. This is also a Community Wiki, so everyone is invited to participate adding to and maintaining this list.
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SQL Server query to find all permissions/access for all users in a database
...a specific database, or objects within the database such as tables, views, and stored procedures, either directly or due to roles, etc. This report would be used for security auditing purposes. Not sure if anyone has a query that will fit my needs completely, but hopefully something that will give...
How do I check that a number is float or integer?
...0;
}
Update 2019
5 years after this answer was written, a solution was standardized in ECMA Script 2015. That solution is covered in this answer.
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