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How do I create a class instance from a string name in ruby?
...ecord model this won't work for me but it will be useful in my "pure" ruby apps :)
– mhenrixon
May 7 '11 at 23:12
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Count the number of commits on a Git branch
...e branch
git rev-list --count HEAD ^<branch-name>
This will count all commits ever made that are not on the branch-name as well.
Examples
git checkout master
git checkout -b test
<We do 3 commits>
git rev-list --count HEAD ^master
Result: 3
If your branch comes of a branch called...
DropDownList in MVC 4 with Razor
...iew to cast it , like this: @Html.DropDownListFor(model => model.model_year, ViewBag.Years as List<SelectListItem>, "-- Select Year --")
– Bashar Abu Shamaa
Feb 26 '16 at 19:23
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How can I catch a ctrl-c event?
...
For a Windows console app, you want to use SetConsoleCtrlHandler to handle CTRL+C and CTRL+BREAK.
See here for an example.
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What would cause an algorithm to have O(log n) complexity?
...er dividing n in half i times we'll have a value that is at most 1. The smallest i for which this is guaranteed is roughly log2 n, so if we have an algorithm that divides by 2 until the number gets sufficiently small, then we can say that it terminates in O(log n) steps.
An important detail is tha...
Why am I getting a NoClassDefFoundError in Java?
I am getting a NoClassDefFoundError when I run my Java application. What is typically the cause of this?
27 Answers
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jquery save json data object in cookie
...base64 (using atob).
val = JSON.stringify(userData)
val = btoa(val)
write_cookie(val)
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Difference between String#equals and String#contentEquals methods
...This way, you can implement the sense of "equal content" more freely. This allows you to make intelligent comparisons between a StringBuffer and a String, for example.
And to say what exactly the difference is:
String.contentEquals() can compare the contents of a String, a StringBuilder, a String...
How can I set Image source with base64
...ence to prove your claim? Do you really think that there are no legacy web apps using jQuery? Your comment is based on your personal opinion, and really a waste of my personal time. Also if you check the project, it is still maintained and has a huge follower base. github.com/jquery/jquery/commits/...
Cannot drop database because it is currently in use
...ame'} returns nothing. Yet it till complains. This doesn't seem to actually work.
– Pxtl
Mar 12 at 21:56
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