Update Git branches from master
You have two options: The first is a merge, but this creates an extra commit for the merge. Checkout each branch: Then merge: Then push: Alternatively, you can do a rebase:
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CSS Box Shadow Bottom Only
Do this: It’s actually much simpler, whatever you set the blur to (3rd value), set the spread (4th value) to the negative of it.
Search all the occurrences of a string in the entire project in Android Studio
TLDR: ⌃⇧F on MacOS will open “Find in path” dialog. First of all, this IDEA has a nice “Find Usages” command. It can be found in the context menu, when the cursor is on some field, method, etc. It’s context-aware, and as far as I know, is the best way to find class, method or field … Read more
Clearing localStorage in javascript?
Use this to clear localStorage:
How can I specify a display?
The way that X works is the same as the way any network program works. You have a server of some description (in this case, the X display server) which runs on a specific machine, and you have X clients (like firefox) that try to connect to that server to get their information displayed. Often … Read more
Standardize data columns in R
I have to assume you meant to say that you wanted a mean of 0 and a standard deviation of 1. If your data is in a dataframe and all the columns are numeric you can simply call the scale function on the data to do what you want. Using built in functions is classy. Like this … Read more
How do I install the OpenSSL libraries on Ubuntu?
You want to install the development package, which is libssl-dev:
Android Completely transparent Status Bar?
All you need to do is set these properties in your theme: Your activity / container layout you wish to have a transparent status bar needs this property set: It is generally not possible to perform this for sure on pre-kitkat, looks like you can do it but some strange code makes it so. EDIT: I … Read more
Cosine similarity and tf-idf
Tf-idf is a transformation you apply to texts to get two real-valued vectors. You can then obtain the cosine similarity of any pair of vectors by taking their dot product and dividing that by the product of their norms. That yields the cosine of the angle between the vectors. If d2 and q are tf-idf vectors, then where θ is the … Read more
What fonts can I use with pygame.font.Font?
I thought that pygame.font.Font was to load .ttf fonts, and that you can’t load a font without having the .ttf file in the same directory, but I have seen a video where someone load a font without having the .ttf font in the same directory. I want to know what fonts can I use with … Read more