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Union Vs Concat in Linq
I have a question on Union and Concat . I guess both are behaving same in case of List<T> .
3 Answers
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Why would iterating over a List be faster than indexing through it?
...use every time you are indexing it restarts from the beginning of the list and goes through every item. This means that your complexity is effectively O(N^2) just to traverse the list!
If instead I did this:
for(String s: list) {
System.out.println(s);
}
then what happens is this:
head ->...
GUI-based or Web-based JSON editor that works like property explorer [closed]
...ally JSON
http://json.bubblemix.net/ Visualise JSON structute, edit inline and export back to prettified JSON.
http://jsoneditoronline.org/ Example added by StackOverflow thread participant. Source: https://github.com/josdejong/jsoneditor
http://jsonmate.com/
http://jsonviewer.stack.hu/
mb21.github....
How do I add files without dots in them (all extension-less files) to the gitignore file?
...ed that same rule in similar cases like:
Gitignore all except one folder and all its content - regardless of the nesting level
Git except a sub directory and it's files of a ignored directory
Gitignore exclude certain files in all subdirectories
As Jakub Narębski comments, you might not want ...
Clearing NSUserDefaults
I'm using +[NSUserDefaults standardUserDefaults] to store application settings. This consists of roughly a dozen string values. Is it possible to delete these values permanently instead of just setting them to a default value?
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Where does forever store console.log output?
I installed forever and am using it, finding it quite funny.
11 Answers
11
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Replacing NAs with latest non-NA value
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@BallpointBen 's comment is important and should be included in the answer. Thanks!
– Ben
Mar 6 at 16:43
add a comment
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Remote branch is not showing up in “git branch -r”
I have been pushing to a remote Bitbucket repository and recently a colleague has pushed a new branch he created to the same repository.
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How to allow to accept only image files?
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Use the accept attribute of the input tag. So to accept only PNGs, JPEGs and GIFs you can use the following code:
<input type="file" name="myImage" accept="image/x-png,image/gif,image/jpeg" />
Or simply:
<input type="file" name="myImage" accept="image/*" />
Note...
CSS for grabbing cursors (drag & drop)
...rsor to change when they're hovering over the background. The -moz-grab and -moz-grabbing CSS cursors are ideal for this. Of course, they only work in Firefox... are there equivalent cursors for other browsers? Do I have to do something a little more custom than standard CSS cursors?
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