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How to create a release signed apk file using Gradle?

...<< { // Must create String because System.readPassword() returns char[] // (and assigning that below fails silently) def storePw = new String(System.console().readPassword("Keystore password: ")) def keyPw = new String(System.console().readPassword("Key password: ")) andr...
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How to remove a Gitlab project?

... Go to the project page Select "Settings" Select the "General" section (you must be in the repository you want to delete to delete it) If you have enough rights, then at the bottom of the page will be a button for "Advanced settings" (i.e. project s...
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How to get the Full file path from URI

...but if i do it like the MediaStore Solution, it won't work if the app user selects eg Astro as browser, instead of Music Player. How do I solve this? ...
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How to drop a PostgreSQL database if there are active connections to it?

...Query pg_stat_activity and get the pid values you want to kill, then issue SELECT pg_terminate_backend(pid int) to them. PostgreSQL 9.2 and above: SELECT pg_terminate_backend(pg_stat_activity.pid) FROM pg_stat_activity WHERE pg_stat_activity.datname = 'TARGET_DB' -- ← change this to your DB AN...
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How do I export a project in the Android studio?

... Now "android:debuggalbe=false" is not needed and you can select build type when exporting a signed APK. – echo Sep 4 '14 at 10:28 4 ...
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Macro vs Function in C

...nsigned short _square_us(unsigned short a) { return a * a; } /* ... long, char ... etc */ #define square(a) \ _Generic((a), \ float: _square_fl(a), \ double: _square_dbl(a), \ int: _square_i(a)...
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What is SELF JOIN and when would you use it? [duplicate]

...et information for both people in one row, you could self join like this: select e1.EmployeeID, e1.FirstName, e1.LastName, e1.SupervisorID, e2.FirstName as SupervisorFirstName, e2.LastName as SupervisorLastName from Employee e1 left outer join Employee e2 on e1.SupervisorID ...
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Naming of ID columns in database tables

...!)and forget to change the alias in the join condition. So you now have select t1.field1, t2.field2, t3.field3 from table1 t1 join table2 t2 on t1.id = t2.table1id join table3 t3 on t1.id = t3.table2id when you meant select t1.field1, t2.field2, t3.field3 from table1 t1 join table2 t2 on t1...
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iPhone app signing: A valid signing identity matching this profile could not be found in your keycha

... Open Xcode. Click WINDOW > ORGANIZER. Then click the Devices tab and select "Provisioning Profiles" on the left. That should bring up your provisioning profiles. Highlight one by one (if more than 1), right click and delete profile. Yes, just do it! Delete them all! (I kept making a new one a...
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Is it possible to change a UIButtons background color?

...IControlStateDisabled]; [myButton setBackgroundImage:[UIImage imageNamed:@"selected.png"] forState:UIControlStateSelected]; [myButton setBackgroundImage:[UIImage imageNamed:@"higligted.png"] forState:UIControlStateHighlighted]; [myButton setBackgroundImage:[UIImage imageNamed:@"highlighted+selected....