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Using HTML5/Canvas/JavaScript to take in-browser screenshots
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JavaScript can read the DOM and render a fairly accurate representation of that using canvas. I have been working on a script which converts HTML into a canvas image. Decided today to make an implementation of it into sending feedbacks like...
What's the difference between faking, mocking, and stubbing?
... only be done by asserting against the fake) as much as possible.
For fun reading on why you should avoid mocks as defined here, google for "fowler mockist classicist". You'll find a plethora of opinions.
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How to determine if a number is a prime with regex?
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The comment below gives better explanation. Please read it before you move on!
– Ivan Davidov
Sep 26 '15 at 21:54
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What is the purpose of Rank2Types?
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Do not functions in Haskell already support polymorphic arguments?
They do, but only of rank 1. This means that while you can write a function that takes different types of arguments without this extension, you can't write a function that uses its argum...
What is the difference between JSON and Object Literal Notation?
...n be stored in many ways, but if it should be stored in a text file and be readable by a computer, it needs to follow some structure. JSON is one of the many formats that define such a structure.
Such formats are typically language-independent, meaning they can be processed by Java, Python, JavaScr...
What column type/length should I use for storing a Bcrypt hashed password in a Database?
...ase layer or make the password column unique (“Sorry, this password is already in use”) at all. I'd recommend using UTF8 everywhere. In that case there will be no problems, will there?
– Neonit
Jan 17 '18 at 9:44
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Constant Amortized Time
...twice as long before doing it! The cost of each enlargement can thus be "spread out" among the insertions. This means that in the long term, the total time taken for adding m items to the array is O(m), and so the amortised time (i.e. time per insertion) is O(1).
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Is it better to specify source files with GLOB or each file individually in CMake?
...e right files in the list. This is such a corner case, and one where you already are on your toes, that it isn't really an issue.
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How do I daemonize an arbitrary script in unix?
.../dev/null 2>&1
if [[ $? = 0 ]]; then
echo "Command $1 already running."
exit
fi
fi
# Write our pid to file.
echo $$ >$PIDFILE
# Get command.
COMMAND=$1
shift
# Run command until we're killed.
while true; do
$COMMAND "$@"
sleep 10 # if command dies immedia...
Why are const parameters not allowed in C#?
...arantee that the object will not change, and is therefore broken. Now, C already has a weak type system in which you can do a reinterpret cast of a double into an int if you really want to, so it should not be a surprise that it has a weak type system with respect to const as well. But C# was desig...