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Set margins in a LinearLayout programmatically
...va ( not XML ) to create a LinearLayout with buttons that fill the screen, and have margins. Here is code that works without margins:
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How do I use Ruby for shell scripting?
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By default, you already have access to Dir and File, which are pretty useful by themselves.
Dir['*.rb'] #basic globs
Dir['**/*.rb'] #** == any depth of directory, including current dir.
#=> array of relative names
File.expand_path('~/file.txt') #=> "/User/mat/...
How to create .ipa file using Xcode?
...lick Product > Archive > once this is complete open up the Organiser and click the latest version.
Step 3:
Click on Export... option from right side of organiser window.
Step 4:
Select a method for export > Choose correct signing > Save to Destination.
Xcode 10.0
Step 3:
From R...
How to use NSURLConnection to connect with SSL for an untrusted cert?
... Thanks a lot, it works perfectly. Just remove the the two ifs and keep only the useCendential part in the didReceiveAuthentificationChallenge callback if you want to accept any https site.
– yonel
Jan 27 '10 at 10:40
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See :hover state in Chrome Developer Tools
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Now you can see both the pseudo-class rules and force them on elements.
To see the rules like :hover in the Styles pane click the small :hov text in the top right.
To force an element into :hover state, right click it and select :hover.
Additional tips on the e...
What is PostgreSQL explain telling me exactly?
...content: "• EXPLAIN works on any DML not just SELECT (ie UPDATE, DELETE, and INSERT)". My biggest misunderstanding is what "startup" time means, and that's not explained anywhere in these ~30 slides.
– Mark E. Haase
Feb 19 '16 at 15:51
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C++ compiling on Windows and Linux: ifdef switch [duplicate]
I want to run some c++ code on Linux and Windows. There are some pieces of code that I want to include only for one operating system and not the other. Is there a standard #ifdef that once can use?
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How can I test what my readme.md file will look like before committing to github?
...tepag seems to be down now. Personally I use Dillinger since it just works and saves all my documents in my browser's local database.
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Get all non-unique values (i.e.: duplicate/more than one occurrence) in an array
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You could sort the array and then run through it and then see if the next (or previous) index is the same as the current. Assuming your sort algorithm is good, this should be less than O(n2):
const findDuplicates = (arr) => {
let sorted_ar...
Prevent Bootstrap Modal from disappearing when clicking outside or pressing escape? [duplicate]
I'm using the Twitter Bootstrap modal as a wizard window, and would like to prevent the user from closing it when clicking outside of the modal or when pressing escape. Instead, I want it to be closed when the user presses the finish button. How could I achieve this scenario?
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