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AsyncTaskLoader vs AsyncTask
...arly to find good examples about AsyncTaskLoader, and when more developers start using it, more examples will come.
– OKA
Aug 21 '11 at 14:31
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Test if a command outputs an empty string
...eneral case. It's not always a good idea to kill the command as soon as it starts writing output!
– stk
Feb 3 '19 at 14:44
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Virtual Serial Port for Linux
...13:47:27 socat[2506] N PTY is /dev/pts/3
2013/11/01 13:47:27 socat[2506] N starting data transfer loop with FDs [3,3] and [5,5]
Open another terminal and write (Terminal 1):
cat < /dev/pts/2
this command's port name can be changed according to the pc. it's depends on the previous output.
20...
Calculate RSA key fingerprint
...authentication agent.
Then it means that ssh-agent is not running. You can start/run it with:
ssh-agent bash (thanks to @Richard in the comments) and then re-run ssh-add -l
share
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improve t...
Auto Resize Image in CSS FlexBox Layout and keeping Aspect Ratio?
...(height was still slightly stretched). In my case I used align-items: flex-start; because I did not want the image vertically centered in the container, but it still worked since it overrides the default align-items: stretch; Here's a list of all the property-values for align-items you could use to...
What are the underlying data structures used for Redis?
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I'll try to answer your question, but I'll start with something that may look strange at first: if you are not interested in Redis internals you should not care about how data types are implemented internally. This is for a simple reason: for every Redis operation you...
Best Practice: Initialize JUnit class fields in setUp() or at declaration?
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I started digging myself and I found one potential advantage of using setUp(). If any exceptions are thrown during the execution of setUp(), JUnit will print a very helpful stack trace. On the other hand, if an exception is t...
Visual Studio build fails: unable to copy exe-file from obj\debug to bin\debug
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this did not work for me, when I restarting VS I did not get error for sometime. Every time I get this error I have to restart VS 2010
– Sharique
Jan 20 '11 at 6:03
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How to handle floats and decimal separators with html5 input type number
...0-9]+([,\.][0-9]+)?" name="my-num"
title="The number input must start with a number and use either comma or a dot as a decimal character."/>
Note: Cross-browser support varies a lot. It may be complete, partial or non-existant..
2. JavaScript validation
You could try to bind a sim...
How do you reverse a string in place in C or C++?
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The standard algorithm is to use pointers to the start / end, and walk them inward until they meet or cross in the middle. Swap as you go.
Reverse ASCII string, i.e. a 0-terminated array where every character fits in 1 char. (Or other non-multibyte character sets).
vo...