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Are multiple `.gitignore`s frowned on?
...ability to have multiple .gitignore files is very useful is if you want an extra directory in your working copy that you never intend to commit. Just put a 1-byte .gitignore (containing just a single asterisk) in that directory and it will never show up in git status etc.
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unique object identifier in javascript
...akMap as opposed to Map? That function will crash if you provide it with a string or number.
– Nate Symer
Nov 20 '19 at 19:09
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What is stability in sorting algorithms and why is it important?
...r if you have two input lists A,B which are identical except list B has an extra entry, the outputs for a stable sort will be identical except that B has that same extra entry. And +1 for last pgph.
– greggo
Feb 10 '13 at 1:43
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How do RVM and rbenv actually work?
...link to rbenv-gemset (the link will still get you there. It's just another extra step from a redirect).
– Jeffrey 'jf' Lim
Apr 15 '15 at 20:47
add a comment
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How to check if an element is in an array
...ide the array (and the item we are searching for) is of type Dictionary<String, AnyObject>? Trying to achieve that but I get compile-time error.
– ppalancica
Apr 29 '15 at 21:18
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Extract a substring according to a pattern
Suppose I have a list of string:
8 Answers
8
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How using try catch for exception handling is best practice
...e
try
{
...
}
catch(Exception ex)
{
throw new ApplicationException(string.Format("I cannot write the file {0} to {1}", fileName, directoryName), ex);
}
There is a lot to do with exception handling (Custom Exceptions) but thoses rules I try to keep in mind are enough for the simple applicat...
How are booleans formatted in Strings in Python?
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You may also use the Formatter class of string
print "{0} {1}".format(True, False);
print "{0:} {1:}".format(True, False);
print "{0:d} {1:d}".format(True, False);
print "{0:f} {1:f}".format(True, False);
print "{0:e} {1:e}".format(True, False);
These are the re...
Get file name from URL
In Java, given a java.net.URL or a String in the form of http://www.example.com/some/path/to/a/file.xml , what is the easiest way to get the file name, minus the extension? So, in this example, I'm looking for something that returns "file" .
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What are the best practices for SQLite on Android?
... new AtomicInteger(0);
public DBSQLiteOpenHelper(Context context, String name, int version, DatabaseManager databaseManager) {
super(context, name, null, version);
this.databaseManager = databaseManager;
}
public void addConnection(){
cou...