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Redefine tab as 4 spaces
...our tab character width to be different from the width of your indents, in order to reduce the chance of tab characters masquerading as proper indents. (list + expandtab can help here too) Also, 8-char-wide tabs is "the standard" -- your terminal, Python, and many other tools default to 8-char-wide-...
Why does GCC generate 15-20% faster code if I optimize for size instead of speed?
...cle (and I believe a version of this also appeared in CACM) shows how link order and OS environment size changes alone were sufficient to shift performance significantly. They attribute this to alignment of "hot loops".
This paper, titled "Producing wrong data without doing anything obviously wron...
C++ : why bool is 8 bits long?
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For this reason, it is quite common to use techniques of "bit packing" in order to increase efficiency in using "boolean" base data types. A technique such as enum (in C) with power of 2 coding is a good example. The same sort of trick is found in most languages.
Updated: Thanks to a excellent dis...
How to index into a dictionary?
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Dictionaries are unordered in Python versions up to and including Python 3.6. If you do not care about the order of the entries and want to access the keys or values by index anyway, you can use d.keys()[i] and d.values()[i] or d.items()[i]. ...
Container-fluid vs .container
...uestion that would be great but SO does not seem to let us suggest our own order. And reading my original comment I was not as clear as I could have been. Anyhoo thanks for the info.
– BeNice
Jun 21 '19 at 16:51
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relative path in require_once doesn't work
...ml folder name, but it works):
require_once $_SERVER["DOCUMENT_ROOT"] . '/orders.simplystyles.com/script/pdocrud.php';
Solution 2. (undesired comment above about DIR only working since php 5.3, but it works):
require_once __DIR__. '/../script/pdocrud.php';
Solution 3. (I can't see any downside...
Disable pasting text into HTML form
... }
}
}
}
})();
To make use of this in order to disable pasting:
<input type="text" onpaste="return false;" />
* I know oninput isn't part of the W3C DOM spec, but all of the browsers I've tested this code with—Chrome 2, Safari 4, Firefox 3, Opera 10,...
How to read the value of a private field from a different class in Java?
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In order to access private fields, you need to get them from the class's declared fields and then make them accessible:
Field f = obj.getClass().getDeclaredField("stuffIWant"); //NoSuchFieldException
f.setAccessible(true);
Hash...
Initializing a static std::map in C++
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No, the danger is that there is nothing saying in which order the static variables should be initialized (at least across compilation units). But this is not a problem linked to this question. This is a general problem with static variables.
– PierreBdR
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Why is sizeof considered an operator?
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Because it is a compile-time operator that, in order to calculate the size of an object, requires type information that is only available at compile-time. This doesn't hold for C++.
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