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Quickly find whether a value is present in a C array?
I have an embedded application with a time-critical ISR that needs to iterate through an array of size 256 (preferably 1024, but 256 is the minimum) and check if a value matches the arrays contents. A bool will be set to true is this is the case.
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Java's L number (long) specification
It appears that when you type in a number in Java, the compiler automatically reads it as an integer, which is why when you type in (long) 6000000000 (not in integer's range) it will complain that 6000000000 is not an integer. To correct this, I had to specify 6000000000L . I just learned abo...
Set HTTP header for one request
...st. I read about setting HTTP request headers , but from what I can tell, it will set that header for all requests of that method. I have something like this in my code:
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UTF-8 byte[] to String
... string, but is there a more efficient/smarter way of doing this than just iterating through the bytes and converting each one?
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What is the LD_PRELOAD trick?
I came across a reference to it recently on proggit and (as of now) it is not explained.
9 Answers
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How to print a stack trace in Node.js?
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Any Error object has a stack member that traps the point at which it was constructed.
var stack = new Error().stack
console.log( stack )
or more simply:
console.trace("Here I am!")
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Getting the first character of a string with $str[0]
... sure whether this is 'good practice', as that notation is generally used with arrays. This feature doesn't seem to be very well documented so I'm turning to you guys to tell me if it's all right – in all respects – to use this notation?
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Email Address Validation in Android on EditText [duplicate]
How can we perform Email Validation on edittext in android ? I have gone through google & SO but I didn't find out a simple way to validate it.
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Combining Multiple Commits Into One Prior To Push
... to accomplish this task, but to whether doing so is good or bad practice with Git.
6 Answers
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Accessing a Dictionary.Keys Key through a numeric index
...follow
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edited Jan 3 at 7:03
Kolappan N
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