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Which terminal command to get just IP address and nothing else?

...ou know the interface, you could use: ~$ ipconfig getifaddr en0 192.168.1.123 which will return just the IP address. Or you could loop over possible interface names, starting with a suffix, i.e. en: for NUMBER in $(seq 0 5); do ip=`ipconfig getifaddr en$NUMBER` if [ -n "$ip" ]; then ...
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Difference between array_push() and $array[] =

... @testing123 Absolutely not. It's a good practice to use the most efficient solution available at hand, unless it severely cripples readability, compatibility, etc (or if you need to obey certain style guides). –...
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How to get last key in an array?

... such as this one should do the trick : $array = array( 'first' => 123, 'second' => 456, 'last' => 789, ); end($array); // move the internal pointer to the end of the array $key = key($array); // fetches the key of the element pointed to by the internal pointer var_...
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What is the “FS”/“GS” register intended for?

...ritten code on 6809 (with and without paged memory), 6502, z80, 68k and 80[123]?86, my perspective is that segmented memory is a horror show and I'm glad it was consigned to the dustbin of history. The use of FS and GS for efficient access of thread_local data is a happy unintended consequence of an...
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Variable length (Dynamic) Arrays in Java

... 123 Yes: use ArrayList. In Java, "normal" arrays are fixed-size. You have to give them a size an...
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How to break/exit from a each() function in JQuery? [duplicate]

... 123 You can use return false; +----------------------------------------+ | JavaScript ...
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Inserting multiple rows in a single SQL query? [duplicate]

...le: INSERT INTO MyTable ( Column1, Column2, Column3 ) VALUES ('John', 123, 'Lloyds Office'), ('Jane', 124, 'Lloyds Office'), ('Billy', 125, 'London Office'), ('Miranda', 126, 'Bristol Office'); share |...
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View/edit ID3 data for MP3 files

...net developers. You can find it here: http://sourceforge.net/projects/mpg123net/ Included are the samples to convert mp3 file to PCM, and read ID3 tags. share | improve this answer | ...
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HttpWebRequest using Basic authentication

... BASE64({USERNAME:PASSWORD})" String username = "abc"; String password = "123"; String encoded = System.Convert.ToBase64String(System.Text.Encoding.GetEncoding("ISO-8859-1").GetBytes(username + ":" + password)); httpWebRequest.Headers.Add("Authorization", "Basic " + encoded); Edit Switched the e...
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Regular expression for matching latitude/longitude coordinates?

...es +90.0, -127.554334 45, 180 -90, -180 -90.000, -180.0000 +90, +180 47.1231231, 179.99999999 Doesn't Match -90., -180. +90.1, -100.111 -91, 123.456 045, 180 share | improve this answer ...