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How to diff a commit with its parent?
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@JakubNarębski: yes, much better! I now use this shortcut all the time - thanks.
– RichVel
Apr 9 '13 at 15:26
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Swap key with value JSON
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Seems the better solution for nowdays (2019)! Somebody can confirm, is it? Performance good? Semantic is perfect: we can see that is really a simple "map and swap" solution.
– Peter Krauss
Jan 3 '19 at 17:41
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How to hide the “back” button in UINavigationController?
Do you know how to hide the 'back' button in a UINavigationController?
Also, how to show it back, but I guess that's very similar to hiding it...
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Performance difference between IIf() and If
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Like in C#, VB's conditional If operator short-circuits, so you can now safely write the following, which is not possible using the IIf function:
Dim len = If(text Is Nothing, 0, text.Length)
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Laravel Check If Related Model Exists
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A Relation object passes unknown method calls through to an Eloquent query Builder, which is set up to only select the related objects. That Builder in turn passes unknown method calls through to its underlying query Builder.
This means you can use the...
Microsoft Web API: How do you do a Server.MapPath?
...h). Only the concrete implementation for your WebApi IPathMapper needs to know about System.Web.Hosting.HostingEnvironment
– StuartLC
Jun 3 '15 at 14:05
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Get a pixel from HTML Canvas?
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Pixel manipulation section is now available here : w3.org/TR/2dcontext2/#pixel-manipulation
– jtraulle
Mar 13 '19 at 11:01
add a c...
How to resolve “You need to have Ruby and Sass installed and in your PATH for this task to work” War
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Ok I got it. I just had to install Sass using gem install sass and now everything is fine...couldn't be easier.
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Pandas groupby: How to get a union of strings
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It seems these operations are now vectorised removing the need for apply and lambdas. I came here wondering why pandas actually concats and not return an error on summing strings.
– NelsonGon
Sep 10 '19 at 7:42
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Removing duplicate rows from table in Oracle
...ample data, but in the process I accidentally loaded duplicate records, so now I can't create a primary key using some of the columns.
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