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How to navigate through a vector using iterators? (C++)
...o move an iterator forward n spaces is not to write your own loop, but to call std::advance(it, n). It's defined to do exactly what you want, and it will automatically use it + n if the iterator is tagged as random-access, or do the loop if it has to.
– Steve Jessop
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Truncating long strings with CSS: feasible yet?
... cross browser CSS solution. It does come with the downside however of not allowing the text to be selected in Firefox. Check out his guest post on Matt Snider's blog for the full details on how this works.
Note this technique also prevents updating the content of the node in JavaScript using the i...
The written versions of the logical operators
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I personally think they are much better... but then I am Python biased. I don't know why some people thing that if it's not garbled it's not code...
– Matthieu M.
Mar 4 '10 at 8:28
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How to port data-only volumes from one host to another?
...Docker documentation on Working with Volumes there is the concept of so-called data-only containers, which provide a volume that can be mounted into multiple other containers, no matter whether the data-only container is actually running or not.
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Check if an element's content is overflowing?
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The element may be overflown vertically, horizontally or both. This function will return you a boolean value if the DOM element is overflown:
function isOverflown(element) {
return element.scrollHeight > element.clientHeight || element.scrollWidth > e...
CSS filter: make color image with transparency white
...jP.gif" class="filter" />
</p>
First, brightness(0) makes all image black, except transparent parts, which remain transparent.
Then, invert(1) makes the black parts white.
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Favicon not showing up in Google Chrome [duplicate]
...rver). Only if the file/icon would be in the downloads directory chrome is allowed to load this data - more information about this can be found here: local (file://) website favicon works in Firefox, not in Chrome or Safari- why?
Renaming
Try to rename it from favicon.{whatever} to {yourfaviconnam...
Ruby custom error classes: inheritance of the message attribute
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Given what the ruby core documentation of Exception, from which all other errors inherit, states about #message
Returns the result of invoking exception.to_s. Normally this returns
the exception’s message or name. By supplying a to_str method,
exceptions are agreeing to be used ...
What is the purpose of Android's tag in XML layouts?
...xtView />
<TextView />
</FrameLayout>
which is functionally equivalent to this single layout:
<FrameLayout>
<FrameLayout>
<TextView />
<TextView />
</FrameLayout>
</FrameLayout>
That FrameLayout in layout2.xml may not be us...
What is the maximum amount of RAM an app can use?
...he heap limit. And, since Android 3.0, apps can request a "large heap", usually in the hundreds of MB range, but that's considered poor form for most apps.
Furthermore, I noticed that some apps of mine crash with an OutOfMemoryException when using around 30-40 Megabytes.
Bear in mind that the ...