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Why use argparse rather than optparse?
...ommands
allowing alternative option prefixes like + and /
handling zero-or-more and one-or-more style arguments
producing more informative usage messages
providing a much simpler interface for custom types and actions
More information is also in PEP 389, which is the vehicle by which argparse made...
How do I modify the URL without reloading the page?
...irefox 4+, and Internet Explorer 10pp4+!
See this question's answer for more information:
Updating address bar with new URL without hash or reloading the page
Example:
function processAjaxData(response, urlPath){
document.getElementById("content").innerHTML = response.html;
document....
Single vs Double quotes (' vs ")
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How do the Proxy, Decorator, Adapter, and Bridge Patterns differ?
...acade is a higher-level (read: simpler) interface to a subsystem of one or more classes. Suppose you have a complex concept that requires multiple objects to represent. Making changes to that set of objects is confusing, because you don't always know which object has the method you need to call. Tha...
Find the min/max element of an Array in JavaScript
...lt-ins can cause collisions with other libraries (some see), so you may be more comfortable with just apply'ing Math.xxx() to your array directly:
var min = Math.min.apply(null, arr),
max = Math.max.apply(null, arr);
Alternately, assuming your browser supports ECMAScript 6, you can use the ...
How do I set the table cell widths to minimum except last column?
... <td class="shrink">elem</td>
<td class="shrink">more data</td>
<td class="shrink">other stuff</td>
<td class="expand">again, last column</td>
</tr>
<tr>
<td class="shrink">more</td>
<td clas...
jQuery see if any or no checkboxes are selected
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if ($(":checkbox[name='choices']", form).is(":checked"))
{
// one or more checked
}
else
{
// nothing checked
}
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Cycles in family tree software
...ibility with same sex relations, incest, etc... Which in real life happens more often than you'd imagine (especially when going back in time to the 1700-1800).
We have modeled our family tree to what happens in the real world: Events (for example, births, weddings, engagement, unions, deaths, adopt...
How to put more than 1000 values into an Oracle IN clause [duplicate]
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