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Best way to create unique token in Rails?
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Yeah, that's not bad. I'm usually looking for much shorter strings, to use as part of an URL.
– Slick23
Jan 3 '12 at 16:46
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What is the worst real-world macros/pre-processor abuse you've ever come across?
... I think programmers (myself included) would be a lot more fit if we all did 10 pushups every time a compiler found an error in our code. This might also reduce the occurrence of testing by compilation.
– MikeyB
Jun 25 '09 at 19:52
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Creating a directory in CMake
... make_directory. For example:
add_custom_target(build-time-make-directory ALL
COMMAND ${CMAKE_COMMAND} -E make_directory ${directory})
At install time
To create a directory at install time,
install(DIRECTORY DESTINATION ${directory})
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How do I abort/cancel TPL Tasks?
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what if there is a blocking call which does not return inside the executing task?
– mehmet6parmak
Jun 26 '14 at 6:47
3
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Removing duplicates in lists
...g a dictionary first, and then creating a list from it. If you don’t actually need to preserve the order, you’re often better off using a set, especially because it gives you a lot more operations to work with. Check out this question for more details and alternative ways to preserve the order w...
How to read a local text file?
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You need to check for status 0 (as when loading files locally with XMLHttpRequest, you don't get a status returned because it's not from a Webserver)
function readTextFile(file)
{
var rawFile = new XMLHttpRequest();
rawFile.open("GET", file, false);
rawFile.onreadystat...
What is the most effective way to get the index of an iterator of an std::vector?
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I would prefer std::distance(vec.begin(), it) as it will allow me to change the container without any code changes. For example, if you decide to use std::list instead of std::vector which doesn't provide a random access iterator your code will still compile. Since std::distance pi...
Create a git patch from the uncommitted changes in the current working directory
... git format-patch also includes binary diffs and some meta info. Actually that would be the best bet for creating a patch, but afaik this does only work for checked in sources/ changes, right?
– Eric
Mar 18 '12 at 12:24
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CSS to stop text wrapping under image
...will be able to change its width.
display: block;
Another way, which usually makes more sense, is to use a <p> element as a parent for your <span>.
<li id="CN2787">
<img class="fav_star" src="images/fav.png">
<p>
<span>Text, text and more text</spa...
How to read and write excel file
...org/apidocs/org/apache/poi/hssf/usermodel/…
– nicolallias
Dec 23 '14 at 14:18
1
In my attempts ...