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How to iterate over arguments in a Bash script
... when there are no positional parameters whereas "$*" expands to the empty string -- and yes, there is a difference between no arguments and one empty argument. See ${1:+"$@"} in /bin/sh`.
– Jonathan Leffler
Dec 12 '14 at 22:12
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Implementing INotifyPropertyChanged - does a better way exist?
...EventHandler PropertyChanged;
protected virtual void OnPropertyChanged(string propertyName)
{
PropertyChangedEventHandler handler = PropertyChanged;
if (handler != null) handler(this, new PropertyChangedEventArgs(propertyName));
}
protected bool SetField<T>(ref ...
Save PL/pgSQL output from PostgreSQL to a CSV file
...to do the file handling on the client side, i.e. in your application or script. The Postgres server doesn't need to know what file you're copying to, it just spits out the data and the client puts it somewhere.
The underlying syntax for this is the COPY TO STDOUT command, and graphical tools like p...
GridLayout and Row/Column Span Woe
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It feels pretty hacky, but I managed to get the correct look by adding an extra column and row beyond what is needed. Then I filled the extra column with a Space in each row defining a height and filled the extra row with a Space in each col defining a width. For extra flexibility, I imagine these ...
How to convert array to SimpleXML
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Empty Array-values [(string)""] will be changed to an empty SimpleXML-Node instead of being left empty.
– Jonathan
Oct 23 '14 at 10:54
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How to run travis-ci locally
...dited Feb 12 '19 at 8:40
Carson Ip
1,6161414 silver badges2525 bronze badges
answered Feb 28 '18 at 0:05
Willi...
Is Using .NET 4.0 Tuples in my C# Code a Poor Design Decision?
... Couldn't appropriate documentation be useful here? For example, Scala's StringOps (basically a class of "extension methods" for Java's String) has a method parition(Char => Boolean): (String, String) (takes in predicate, returns tuple of 2 strings). It's obvious what the output is (obviously o...
How to select rows that have current day's timestamp?
... @ypercube oh i missed that but i was wondering why is the value on extra Using where; Using index?
– John Woo
Feb 8 '13 at 12:35
1
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How to use OrderBy with findAll in Spring Data
...ng{
Sort dynamicOrderBySort = createSort();
public static void main( String[] args )
{
System.out.println("default sort \"firstName\",\"name\",\"age\",\"size\" ");
Sort defaultSort = createStaticSort();
System.out.println(userRepository.findAllWithCustomOrderBy(defaul...
how to use python to execute a curl command
...o see this, the reason why that was happening to me is that I was giving a string as my payload instead of a dictionary object.
– tricknology
Apr 24 '15 at 22:37
1
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