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What's the false operator in C# good for?
...hings will get weird).
Note that you must implement the & operator in order for that expression to compile, since it's used if mFalse.false() returns false.
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Multiple linear regression in Python
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Just noticed that your x1, x2, x3 are in reverse order in your original predictor list, i.e., x = [x3, x2, x1]?
– sophiadw
Apr 22 '16 at 3:27
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Comparison between Corona, Phonegap, Titanium
...This is all dependent on the timing, putting the rows of code in different order might crash or heal your application. Adding a window in another file.js breaks your app.js execution... This also trashes internal datastructures in Titanium, as they sometimes can update internal datastructures in par...
Execute ssh with password authentication via windows command prompt
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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How is a tag different from a branch in Git? Which should I use, here?
... you've written. However, you're free to create and use more bookmarks, in order to mark other points of interest in the book, so you can return to them quickly.
Also, you can always move a particular bookmark to some other page of the book (using git-reset, for instance); points of interest typic...
Python, remove all non-alphabet chars from string
...ąć1-2!Абв3§4“5def”')) to get the same result.
In Python re, in order to match any Unicode letter, one may use the [^\W\d_] construct (Match any unicode letter?).
So, to remove all non-letter characters, you may either match all letters and join the results:
result = "".join(re.findall(r...
Good tutorials on XMPP? [closed]
... might be an old question, but I just wanted to keep the process I used in order to learn XMPP.
A few years ago, a few friends of mine and I were learning about how to leverage XMPP, and understanding how it fits into larger piece is quite a tedious task. I highly recommend starting off by reading ...
Convert objective-c typedef to its string equivalent
... array.
Make sure the indexes are the appropriate enums, and in the right order (otherwise exception).
note: names is a property synthesized as *_names*;
code was not checked for compilation, but I used the same technique in my app.
typedef enum {
JSON,
XML,
Atom,
RSS
} FormatType;
+ (N...
How to secure database passwords in PHP?
...file and then lock the file using a .htaccess:
<files mypasswdfile>
order allow,deny
deny from all
</files>
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Setting DIV width and height in JavaScript
...0px");
For cross-compatibility, you will still need to use the property. Order may also matter. For instance, in my code, when setting style properties with JavaScript, I set the style attribute first, then I set the properties:
document.getElementById("mydiv").setAttribute("style","display:block...