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Get loop counter/index using for…of syntax in JavaScript
I understand that the basic for…in syntax in JavaScript looks like this:
11 Answers
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Listing only directories in UNIX
... doesn't have such option).
Also, can this be done with a single line command?
20 Answers
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Mean per group in a data.frame [duplicate]
I have a data.frame and I need to calculate the mean per group (i.e. per Month , below).
8 Answers
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Count the items from a IEnumerable without iterating?
Let's say I want iterate on those and write something like processing #n of #m.
19 Answers
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Foreign key constraint may cause cycles or multiple cascade paths?
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SQL Server does simple counting of cascade paths and, rather than trying to work out whether any cycles actually exist, it assumes the worst and refuses to create the referential actions (CASCADE): you can and should still create the constraints without the referential acti...
Is there a reason that we cannot iterate on “reverse Range” in ruby?
I tried to iterate backwards with using a Range and each :
12 Answers
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What's the difference between @Secured and @PreAuthorize in spring security 3?
...can work with Spring Expression Language (SpEL). You can:
Access methods and properties of SecurityExpressionRoot.
Access method arguments (requires compilation with debug info or custom ParameterNameDiscoverer):
@PreAuthorize("#contact.name == principal.name")
public void doSomething(Contact con...
What is the purpose of wrapping whole Javascript files in anonymous functions like “(function(){ … }
I have been reading a lot of Javascript lately and I have been noticing that the whole file is wrapped like the following in the .js files to be imported.
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Android: How to change CheckBox size?
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You just need to set the related drawables and set them in the checkbox:
<CheckBox
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="new checkbox"
android:background="@drawable/my_checkbox_background"
and...
Why does git revert complain about a missing -m option?
So I'm working on a project with other people, and there's multiple github forks being worked on. Someone just made a fix for a problem and I merged with his fork, but then I realized that I could find a better solution. I want to revert the commit I just made. I tried doing this with git revert HE...