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Rails: around_* callbacks
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180
around_* callbacks are invoked before the action, then when you want to invoke the action itse...
Confused about stdin, stdout and stderr?
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11 Answers
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How to Calculate Execution Time of a Code Snippet in C++
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18 Answers
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string.charAt(x) or string[x]?
...major browsers, except for IE7 and below.
// Bracket Notation
"Test String1"[6]
// charAt Implementation
"Test String1".charAt(6)
It used to be a bad idea to use brackets, for these reasons (Source):
This notation does not work in IE7.
The first code snippet will return
undefined in IE7...
What is the correct way to represent null XML elements?
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+150
xsi:ni...
Replace new lines with a comma delimiter with Notepad++?
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edited Apr 13 '15 at 10:07
Bonifacio2
2,59144 gold badges2828 silver badges4242 bronze badges
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Twitter Bootstrap Form File Element Upload Button
...e=file] {
position: absolute;
top: 0;
right: 0;
min-width: 100%;
min-height: 100%;
font-size: 100px;
text-align: right;
filter: alpha(opacity=0);
opacity: 0;
outline: none;
background: white;
cursor: inherit;
display: block;
}
Note that old IE do...
Copy and paste content from one file to another file in vi
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18 Answers
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