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Add custom messages in assert?
... arguments:
assert(("A must be equal to B", a == b));
(this was copied from above comments, for better visibility)
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Google Guice vs. PicoContainer for Dependency Injection
...rojects.
Guice - Simple to configure, you just add annotations and inherit from AbstractModule to bind things together. Scales well to large projects as configuration is kept to a minimum.
Spring - Relatively easy to configure but most examples use Spring XML as the method for configuration. Spring ...
How to install GCC piece by piece with GMP, MPFR, MPC, ELF, without shared libraries?
...(Thanks Paul in comments)
You could run ./contrib/download_prerequisites from the gcc source directory. (Thanks to N7P on reddit)
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Firebase Storage How to store and Retrieve images [closed]
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I ended up storing the images in base64 format myself. I translate them from their base64 value when called back from firebase.
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What is the best algorithm for overriding GetHashCode?
...should prevent your equality-sensitive (and thus hashcode-sensitive) state from changing after adding it to a collection that depends on the hash code.
As per the documentation:
You can override GetHashCode for immutable reference types. In general, for mutable reference types, you should overr...
Undefined reference to `pow' and `floor'
...
U pow
U printf
Where nm lists symbols from object file. You can see that this was compiled without an error, but pow, floor, and printf functions have undefined references, now if I will try to link this to executable:
$ gcc fib.o
fib.o: In function `fibo':
fib....
What is the theoretical maximum number of open TCP connections that a modern Linux box can have
Assuming infinite performance from hardware, can a Linux box support >65536 open TCP connections?
3 Answers
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Get the IP address of the remote host
...ch contains ServerVariables property which can provide us the IP address from REMOTE_ADDR property value.
5 Answers
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HTML5 Pre-resize images before uploading
...rough most of the process. For reference here's the assembled source code from the blog post:
// from an input element
var filesToUpload = input.files;
var file = filesToUpload[0];
var img = document.createElement("img");
var reader = new FileReader();
reader.onload = function(e) {img.src = e.t...
How can I reset a react component including all transitively reachable state?
...by render; when it changes, that component will be thrown away and created from scratch.
render: function() {
// ...
return <div key={uniqueId}>
{children}
</div>;
}
There's no shortcut to reset the individual component's local state.
...