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Set transparent background of an imageview on Android
...the below code for black:
<color name="black">#000000</color>
Now if you want to use opacity then you can use the below code:
<color name="black">#99000000</color>
And the below for opacity code:
100% — FF
95% — F2
90% — E6
85% — D9
80% — CC
75% — BF
70% — B3
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Getting the difference between two repositories
...ng for me, it's throwing: fatal: ambiguous argument 'remotes/b/master': unknown revision or path not in the working tree. Use '--' to separate paths from revisions, like this: 'git <command> [<revision>...] -- [<file>...]' Any ideas here?
– Andrew Heekin
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VBoxManage: error: Failed to create the host-only adapter
...upport/VirtualBox/LaunchDaemons/VirtualBoxStartup.sh" restart
You should now be able to run vagrant up or vagrant reload and have your new host configured.
As mentioned in this answer, recent versions of macOS can block VirtualBox.
Solution:
Go to System Preferences > Security & Pri...
What is the purpose of “android.intent.category.DEFAULT”?
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Documentation is now more clear IMO: Android automatically applies the the CATEGORY_DEFAULT category to all implicit intents passed to startActivity() and startActivityForResult(). So if you want your activity to receive implicit intents, it ...
MySQL Conditional Insert
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In this, dual is a table with one row only (found originally in Oracle, now in mysql too). The logic is that the SELECT statement generates a single row of data with the required values, but only when the values are not already found.
Alternatively, look at the MERGE statement.
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Interactive search/replace regex in Vim?
I know the regex for doing a global replace,
7 Answers
7
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Shell - Write variable contents to a file
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Needs more quotes -- right now, any runs of whitespace within the variable's value will be converted to a single space, glob expressions will be expanded, etc.
– Charles Duffy
Jul 23 '12 at 19:54
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When to use StringBuilder in Java [duplicate]
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Actually, nowadays I really would almost never use anything else than Strings. I used to advocate for these, but with advances of the JVM it's almost NEVER necessary anymore, fortunately. If you have a look at the bytecode for the abov...
android edittext onchange listener
I know a little bit about TextWatcher but that fires on every character you enter. I want a listener that fires whenever the user finishes editing. Is it possible? Also in TextWatcher I get an instance of Editable but I need an instance of EditText . How do I get that?
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Split string with multiple delimiters in Python [duplicate]
...on of yours toward this problem. I think it is a great one. "If you don't know a direct answer, use combination of things you know to solve it".
– AliBZ
Jul 23 '13 at 18:04
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