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How do I use a file grep comparison inside a bash if/else statement?
... PIPE being any command or sequence of commands, then:
if PIPE ; then
# do one thing if PIPE returned with zero status ($?=0)
else
# do another thing if PIPE returned with non-zero status ($?!=0), e.g. error
fi
For the record, [ expr ] is a shell builtin† shorthand for test expr.
Since g...
How do I modify the URL without reloading the page?
...
This can now be done in Chrome, Safari, Firefox 4+, and Internet Explorer 10pp4+!
See this question's answer for more information:
Updating address bar with new URL without hash or reloading the page
Example:
function processAjaxData(r...
How do I specify different layouts for portrait and landscape orientations?
...it and one for Landscape. I've not been to find any information on how to do that though. How do I specify for each activity which xml file is it's portrait layout and which is the Landscape layout?
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Handling InterruptedException in Java
...following ways of handling InterruptedException ? What is the best way to do it?
7 Answers
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Adding a Method to an Existing Object Instance
...ue to work exactly the same as what accessing the attribute on an instance does. It'll work for classmethod and staticmethod and other descriptors too. It avoids cluttering the namespace with yet another import.
– Martijn Pieters♦
May 10 '17 at 8:10
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How can I get around MySQL Errcode 13 with SELECT INTO OUTFILE?
...f a table to a csv file using a MySQL SELECT INTO OUTFILE statement. If I do:
13 Answers
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Relational table naming convention [closed]
...her
they work together
they were written by minds greater than ours, so we do not have to
debate them.
The standard table name refers to each row in the table, which is used in the all verbiage, not the total content of the table (we know that the Customer table contains all the Customers).
Relat...
Alternate FizzBuzz Questions [closed]
...f increasing difficulty:
Reverse a string
Reverse a sentence ("bob likes dogs" -> "dogs likes bob")
Find the minimum value in a list
Find the maximum value in a list
Calculate a remainder (given a numerator and denominator)
Return distinct values from a list including duplicates (i.e. "1 3 5 3 ...
Casting a variable using a Type variable
...t, typeof(T));
}
Edit:
Some people in the comments say that this answer doesn't answer the question. But the line (T) Convert.ChangeType(input, typeof(T)) provides the solution. The Convert.ChangeType method tries to convert any Object to the Type provided as the second argument.
For example:
T...
How do I stop Entity Framework from trying to save/insert child objects?
...ity's child entities. This is causing all sorts of integrity problems. How do I force EF to only save the entity I want to save and therefore ignore all child objects?
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