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Why do you need to put #!/bin/bash at the beginning of a script file?
I have made Bash scripts before and they all ran fine without #!/bin/bash at the beginning.
9 Answers
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Maximum packet size for a TCP connection
... is 1500 bytes. Some types of networks (like Token Ring) have larger MTUs, and some types have smaller MTUs, but the values are fixed for each physical technology.
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Using Case/Switch and GetType to determine the object [duplicate]
... I second that, but I think comparing references is faster than repeated casting attempts.
– Dave Van den Eynde
Apr 2 '09 at 9:15
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Check for null in foreach loop
...r and ForEach() which works faster than standard foreach loop.
You have to cast the collection to List though.
listOfItems?.ForEach(item => // ... );
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What is float in Java?
...and so on..)
Is assumed as double and not float.
You can also perform a cast in order to solve the problem:
float b = (float) 3.5;
Another solution:
float b = 3.5f;
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typeof !== “undefined” vs. != null
...rt of the window object, you can simply check against undefined instead of casting to a string and comparing strings.
On top of that, why are your variables not defined? I've seen a lot of code where they check a variables existence and perform some action based on that. Not once have I seen where...
How do I set the timeout for a JAX-WS webservice client?
...timeouts for specific services, once you've created your proxy you need to cast it to a BindingProvider (which you know already), get the request context and set your properties. The online JAX-WS documentation is wrong, these are the correct property names (well, they work for me).
MyInterface my...
Does Eclipse have line-wrap
I'm editing an XML file with the Eclipse IDE and need to input paragraphs of text. It doesn't seem that eclipse has a line-wrap feature though. Anyone knows if it does or if there's a plugin for that?
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How do I declare and initialize an array in Java?
...ing is useful when you declare the array first and then initialize it. The cast is necessary here.
String[] myStringArray;
myStringArray = new String[]{"a", "b", "c"};
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Is the LIKE operator case-sensitive with MSSQL Server?
...f a particular column with something like this: select COLLATION_NAME, iif(cast(COLLATIONPROPERTY(COLLATION_NAME, 'ComparisonStyle') as int) & 1 = 0, 'case sensitive', 'case insensitive') from INFORMATION_SCHEMA.COLUMNS where TABLE_NAME = 'exampletable' and COLUMN_NAME = 'examplecolumn'
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