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When do you use varargs in Java?
...eeds to deal with an indeterminate number of objects. One good example is String.format. The format string can accept any number of parameters, so you need a mechanism to pass in any number of objects.
String.format("This is an integer: %d", myInt);
String.format("This is an integer: %d and a str...
Convert a python 'type' object to a string
I'm wondering how to convert a python 'type' object into a string using python's reflective capabilities.
5 Answers
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How can I display a list view in an Android Alert Dialog?
...cher);
builderSingle.setTitle("Select One Name:-");
final ArrayAdapter<String> arrayAdapter = new ArrayAdapter<String>(DialogActivity.this, android.R.layout.select_dialog_singlechoice);
arrayAdapter.add("Hardik");
arrayAdapter.add("Archit");
arrayAdapter.add("Jignesh");
arrayAdapter.add...
Unit testing void methods?
...actually split it into two methods that can now be independently tested.
string[] ExamineLogFileForX( string sFileName );
void InsertStringsIntoDatabase( string[] );
String[] can be easily verified by providing the first method with a dummy file and expected strings. The second one is slightly t...
Filter rows which contain a certain string
...filter a data frame using as criterion those row in which is contained the string RTB .
4 Answers
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Iterate keys in a C++ map
...e <iostream>
#include <map>
int main()
{
std::map<std::string, int> myMap;
myMap["one"] = 1;
myMap["two"] = 2;
myMap["three"] = 3;
for ( const auto &myPair : myMap ) {
std::cout << myPair.first << "\n";
}
}
...
PreparedStatement with list of parameters in a IN clause [duplicate]
...a "?" for each possible value.
For instance:
List possibleValues = ...
StringBuilder builder = new StringBuilder();
for( int i = 0 ; i < possibleValue.size(); i++ ) {
builder.append("?,");
}
String stmt = "select * from test where field in ("
+ builder.deleteCharAt( buil...
Get characters after last / in url
...
Seems to work fine, It's a string function; it doesn't check if the path exists.
– Gifford N.
Mar 24 '16 at 17:06
add a comment...
What are the Web.Debug.config and Web.Release.Config files for?
...values specific to that environment (like if you have different connection strings for local/stage/test/whatever).
Does it even make sense to place a connection string in the root web.config file if I have have a local and remote one in the debug and release web.configs respectively.
It would ...
convert streamed buffers to utf8-string
...
Single Buffer
If you have a single Buffer you can use its toString method that will convert all or part of the binary contents to a string using a specific encoding. It defaults to utf8 if you don't provide a parameter, but I've explicitly set the encoding in this example.
var req = ...