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How to clear an ImageView in Android?
I am reusing ImageView s for my displays, but at some point I don't have values to put it.
17 Answers
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Android: Go back to previous activity
...g about exiting an activity you need just for a bit .. e.g. OCR scanner in my case. Thanks!
– Gene Bo
Apr 9 '15 at 22:31
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Use “ENTER” key on softkeyboard instead of clicking button
... do it by setting a OnKeyListener on your EditText.
Here is a sample from my own code. I have an EditText named addCourseText, which will call the function addCourseFromTextBox when either the enter key or the d-pad is clicked.
addCourseText = (EditText) findViewById(R.id.clEtAddCourse);
addCourse...
Tomcat: How to find out running tomcat version
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Though this is not recent, I thought, my answer can still help others:
cd tomcat/lib
java -cp catalina.jar org.apache.catalina.util.ServerInfo
and that's it.
Server version: Apache Tomcat/7.0.30
Server built: May 23 2013 02:54:10
Server number: 7.0.30.0
O...
javac is not recognized as an internal or external command, operable program or batch file [closed]
... each directory in the list will be scanned for a matching executable.
On my computer, PATH is:
C:\>echo %PATH%
C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPower
Shell\v1.0\;C:\ProgramData\Microsoft\Windows\Start Menu\Programs;C:\Users\craig\AppData\
Roami...
SQLite DateTime comparison
...(or datetime) on the column which internally is treated as text. That fits my needs.
– alisianoi
Jun 22 '17 at 13:27
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How can I remove or replace SVG content?
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I used this answer to solve my problem, this answer clear all the created contents inside svg tag, and I can update my charts after clearing contents
– Hamed R
Jul 28 '18 at 5:09
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What is the purpose of Rank2Types?
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To add some words connecting my answer to this one: consider the Haskell function f' g x y = g x + g y. Its inferred rank-1 type is forall a r. Num r => (a -> r) -> a -> a -> r. Since forall a is outside the function arrows, the caller mus...
What is the fastest way to send 100,000 HTTP requests in Python?
...ng CPython, you could (for example) just replace "print status, url" with "my_global_list.append((status, url))". (Most operations on) lists are implicitly thread-safe in CPython (and some other python implementations) due to the GIL, so this is safe to do.
– Tarnay Kálmán
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What's the best way to learn LISP? [closed]
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I think I saw that book at my campus... so ill go pick it up right now!
– DFectuoso
Dec 29 '08 at 20:53
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