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How to properly seed random number generator
...until you have a different value, you're waiting for the time (as returned by Nano) to change.
As for all pseudo-random libraries, you have to set the seed only once, for example when initializing your program unless you specifically need to reproduce a given sequence (which is usually only done fo...
Android gradle: buildtoolsVersion vs compileSdkVersion
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@powder366 See this valuable post by Ian Lake:- medium.com/google-developers/…
– maveroid
Aug 7 '16 at 11:34
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What is a “cache-friendly” code?
...s usually refers to a hit/miss in the highest level of cache in the CPU -- by highest level I mean the largest == slowest. The cache hit rate is crucial for performance since every cache miss results in fetching data from RAM (or worse ...) which takes a lot of time (hundreds of cycles for RAM, tens...
.htm vs .html ? Which file extension naming is more correct? [closed]
...found this
Maybe you could somehow set your server to load index.htm files by default, but I guess the .html file is the default file type for browsers to open in each directory.
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Hidden Features of Java
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Double Brace Initialization took me by surprise a few months ago when I first discovered it, never heard of it before.
ThreadLocals are typically not so widely known as a way to store per-thread state.
Since JDK 1.5 Java has had extremely well implemented and...
How to disable editing of elements in combobox for c#?
... it look 3D and sometimes its just plain ugly.
You can prevent user input by handling the KeyPress event of the ComboBox like this.
private void ComboBox1_KeyPress(object sender, KeyPressEventArgs e)
{
e.Handled = true;
}
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Does static constexpr variable inside a function make sense?
...§1.9) requires that all objects other than bit-fields occupy at least one byte of memory and have addresses; furthermore all such objects observable in a program at a given moment must have distinct addresses (paragraph 6). This does not quite require the compiler to create a new array on the stack...
data.frame rows to a list
I have a data.frame which I would like to convert to a list by rows, meaning each row would correspond to its own list elements. In other words, I would like a list that is as long as the data.frame has rows.
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F12 no longer works in Visual Studio
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If it is only one or two bindings you care about then you can change them by going to the
Tools->Customize->Keyboard menu option.
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Create two blank lines in Markdown
...plementations. The non-breaking space ASCII character   (followed by a blank line) would give a blank line. Repeating this pair would do the job. So far I haven't failed any.
For example:
Hello
world!
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