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What is the best way to stop people hacking the PHP-based highscore table of a Flash game
I'm talking about an action game with no upper score limit and no way to verify the score on the server by replaying moves etc.
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Javascript Reduce an empty array
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The second parameter is for initial value.
[].reduce(function(previousValue, currentValue){
return Number(previousValue) + Number(currentValue);
}, 0);
or using ES6:
[].reduce( (previousValue, currentValue) => previousValue + currentValue, 0...
ExpressJS How to structure an application?
I'm using the ExpressJS web framework for NodeJS.
21 Answers
21
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Linux find file names with given string
I'm on Ubuntu, and I'd like to find all files in the current directory and subdirectories whose name contains the string "John". I know that grep can match the content in the files, but I have no idea how to use it with file names. Any help would be appreciated.
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Difference between and text
...type="submit">(html content)</button>
IE6 will submit all text for this button between the tags, other browsers will only submit the value. Using <button> gives you more layout freedom over the design of the button. In all its intents and purposes, it seemed excellent at first, but ...
How does strtok() split the string into tokens in C?
Please explain to me the working of strtok() function. The manual says it breaks the string into tokens. I am unable to understand from the manual what it actually does.
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Why are mutable structs “evil”?
...around.
So if you change a copy you are changing only that copy, not the original and not any other copies which might be around.
If your struct is immutable then all automatic copies resulting from being passed by value will be the same.
If you want to change it you have to consciously do it by...
Change directory command in Docker?
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You can run a script, or a more complex parameter to the RUN. Here is an example from a Dockerfile I've downloaded to look at previously:
RUN cd /opt && unzip treeio.zip && mv treeio-master treeio && \
rm -f treeio.zip...
Rename multiple files based on pattern in Unix
There are multiple files in a directory that begin with prefix fgh , for example:
22 Answers
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Declaring an unsigned int in Java
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Java does not have a datatype for unsigned integers.
You can define a long instead of an int if you need to store large values.
You can also use a signed integer as if it were unsigned. The benefit of two's complement representation is that most operatio...