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What is the exact meaning of IFS=$'\n'?

...cessary. Run new IFS in subshell to avoid overriding the default IFS: ar=(123 321); ( IFS=$'\n'; echo ${ar[*]} ) Besides I don't really believe you recover the old IFS fully. You should double quote it to avoid line breaking such as OLDIFS="$IFS". ...
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C# member variable initialization; best practice?

...it : base() unless you add something more specific - which could be : base(123, "abc"), or could be : this(123, "abc"). – Marc Gravell♦ Sep 22 '12 at 9:51 ...
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HTML encoding issues - “” character showing up instead of “ ”

... answered Jun 5 '14 at 13:50 al123al123 52388 silver badges2424 bronze badges ...
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http HEAD vs GET performance

...EAD might work nicely. For example, suppose you want to check if resource 123 exists. A 200 means "yes" and a 404 means "no": HEAD /resources/123 HTTP/1.1 [...] HTTP/1.1 404 Not Found [...] However, if the "yes" or "no" you want from your REST service is a part of the resource itself, rather th...
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MySQL join with where clause

... in A table which having id null in B table – Veeresh123 Aug 29 '16 at 6:57 @Veeresh123, what are A and B table ? Can ...
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Replace comma with newline in sed on MacOS?

... 123 sed 's/,/\ /g' works on Mac OS X. ...
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SqlDataAdapter vs SqlDataReader

... AdaTheDevAdaTheDev 123k2424 gold badges179179 silver badges181181 bronze badges ...
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how to read System environment variable in Spring applicationContext

...rop"); For a single property in a @Bean @Value("${my.another.property:123}") // value after ':' is the default Integer property; Another way are the handy @ConfigurationProperties beans: @ConfigurationProperties(prefix="my.properties.prefix") public class MyProperties { // value from my....
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How do I convert Long to byte[] and back in java

...ion methods from Google Guava. Example: byte[] bytes = Longs.toByteArray(12345L); share | improve this answer | follow | ...
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Show hidden div on ng-click within ng-repeat

...hide the first div when I click on second div. – User123 Oct 12 '16 at 7:41 To answer the Q above... Just change the n...