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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.
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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
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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...
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...
Why is Everyone Choosing JSON Over XML for jQuery? [closed]
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XML doesn't really begin to shine until you start mixing together different namespaced schemas. Then you see JSON start to fall down, but if you just need a serialization format for your data, JSON is smaller, lighterweight, more human readable, and generally faster t...
How to load JAR files dynamically at Runtime?
...in the Eclipse Platform. It does exactly that. You can install, uninstall, start and stop so called bundles, which are effectively JAR files. But it does a little more, as it offers e.g. services that can be dynamically discovered in JAR files at runtime.
Or see the specification for the Java Modul...
How to replace a whole line with sed?
... a ^ at the beginning of the test to make sure you only get the lines that start with aaa= but that's up to you.
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