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Calculate RSA key fingerprint
...y, you do not necessarily need to run ssh-agent. Assuming PRIVKEY has been set to the private key file, and PUBKEY has been set to the (initially nonexistent) public key file, do: ssh-keygen -y -f "${PRIVKEY}" > "${PUBKEY}" to regenerate the SSH public key, then ssh-keygen -E md5 -l -v -f "${PUBK...
Why can I add named properties to an array as if it were an object?
...erything in javascript is an object, so you can "abuse" an Array object by setting arbitrary properties on it. This should be considered harmful though. Arrays are for numerically indexed data - for non-numeric keys, use an Object.
Here's a more concrete example why non-numeric keys don't "fit" an ...
Why are nested weights bad for performance? Alternatives?
...y alternative is to make a function that would be called onResume and will set all sizes and positions. Anyway, by weight you can set only sizes but no padding's (so layouts become even more complicated), no textSize's (impossible to compensate this somehow), let alone such things as number of lines...
How and where are Annotations used in Java?
... the JUnit runner to run. There are also additional annotations to do with setting up testing (like @Before and @BeforeClass). All these are processed by the JUnit runner, which runs the tests accordingly. You could say it's an replacement for XML configuration, but annotations are sometimes more po...
Given a DateTime object, how do I get an ISO 8601 date in string format?
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Why does range(start, end) not include end?
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error: 'Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)' — Miss
... try one of the following if you don't know the specific method your Mysql setup uses:
service mysqld stop
/etc/init.d/mysqld stop
mysqladmin -u root -p shutdown
Some systems aren't setup to have an elegant way to stop mysql (or for some reason mysql doesn't respond) and you can force terminate my...
Change “on” color of a Switch
...name="colorAccent">@color/accent</item>
<!-- You can also set colorControlNormal, colorControlActivated
colorControlHighlight, and colorSwitchThumbNormal. -->
</style>
ref: Android Developers Blog
EDIT:
The way in which it should be correctly applied is throug...
Escape a string for a sed replace pattern
In my bash script I have an external (received from user) string, which I should use in sed pattern.
14 Answers
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How to get rid of `deprecated conversion from string constant to ‘char*’` warnings in GCC?
So I'm working on an exceedingly large codebase, and recently upgraded to gcc 4.3, which now triggers this warning:
24 Answ...