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Composer install error - requires ext_curl when it's actually enabled
...ake a look in Xamp documentation
sudo apt-get install php5-curl
For anyone who uses php7.0
sudo apt-get install php7.0-curl
For those who uses php7.1
sudo apt-get install php7.1-curl
For those who use php7.2
sudo apt-get install php7.2-curl
For those who use php7.3
sudo apt-get install...
In C#, should I use string.Empty or String.Empty or “” to intitialize a string?
...y mistake " " for "". This is why it is easier to edit something that someone else has written. Your brain doesn't have preconceived ideas about the text so it is easier to pick out the anonmalies.
– tvanfosson
Nov 4 '08 at 20:18
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What is the difference between Scrum and Agile Development? [closed]
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Scrum is just one of the many iterative and incremental agile software development methods. You can find here a very detailed description of the process.
In the SCRUM methodology, a Sprint is the basic unit of development.
Each Sprint s...
How to split a string in shell and get the last field
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And how does one keep the part before the last separator? Apparently by using ${foo%:*}. # - from beginning; % - from end. #, % - shortest match; ##, %% - longest match.
– Mihai Danila
Jul 9 '14 at 1...
belongs_to through associations
...unique index to the table (especially because validates_uniqueness_of is prone to race conditions).
If you're paranoid, add a custom validation to Choice that confirms that the answer's question_id matches, but it sounds like the end user should never be given the opportunity to submit data that wo...
How to properly create an SVN tag from trunk?
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I marked this as answer. Just one extra note. You can get an previous revision of the trunk and "tag" it as well. the command: svn copy -r 123 "svn.example.com/project/trunk" "svn.example.com/project/tags/1.0" -m "Tagging, but using older re...
How does a “stack overflow” occur and how do you prevent it?
... what are the best ways to make sure it doesn't happen, or ways to prevent one, particularly on web servers, but other examples would be interesting as well?
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Merge/flatten an array of arrays
... var merged = [].concat.apply([], arrays); seems to work fine to get it on one line. edit: as Nikita's answer already shows.
– Sean
Mar 15 '13 at 16:37
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How do Python functions handle the types of the parameters that you pass in?
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The other answers have done a good job at explaining duck typing and the simple answer by tzot:
Python does not have variables, like other languages where variables have a type and a value; it has names pointing to objects, which know their type...
What's the role of adapters in Android?
...lass ArrayAdapter<T> extends BaseAdapter implements Filterable {
// One of the constructors
public ArrayAdapter(Context context, int resource, int textViewResourceId, T[] objects) {
init(context, resource, textViewResourceId, Arrays.asList(objects));
}
void manyMoreMethods(){}
}
Lets...