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Removing first x characters from string?
How might one remove the first x characters from a string? For example, if one had a string lipsum , how would they remove the first 3 characters and get a result of sum ?
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How to efficiently compare two unordered lists (not sets) in Python?
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Thank you. I converted each object to a string then used the Counter() method.
– johndir
Oct 21 '11 at 22:28
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What is the most efficient string concatenation method in python?
Is there any efficient mass string concatenation method in Python (like StringBuilder in C# or StringBuffer in Java)? I found following methods here :
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How can I represent an 'Enum' in Python?
...urns <Animal.ant: 1>
Animal['ant'] # returns <Animal.ant: 1> (string lookup)
Animal.ant.name # returns 'ant' (inverse lookup)
or equivalently:
class Animal(Enum):
ant = 1
bee = 2
cat = 3
dog = 4
In earlier versions, one way of accomplishing enums is:
def enum(**...
Exotic architectures the standards committees care about
...implementation-defined just because if there is an architecture with other characteristics, it would be very difficult or impossible to write a standard conforming compiler for it.
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How to dismiss notification after action has been clicked
...e(): Bundle extras = getIntent().getExtras(); if (extras != null) { String tag = extras.getString(NotificationReceiver.INTENT_EXTRA_NOTIFICATION_TAG); int id = extras.getInt(NotificationReceiver.INTENT_EXTRA_NOTIFICATION_ID); if (NotificationReceiver.NOTIFICATION_ID == id && Not...
Should private helper methods be static if they can be static
...ate static void doSomethingStatic(int arg) { }
public static void main(String[] args) {
// do it twice both ways
doSomethingStatic(0);
doSomethingStatic(0);
TestBytecodeSize t = new TestBytecodeSize();
t.doSomething(0);
t.doSomething(0);
}
}
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Import CSV file to strongly typed data structure in .Net [closed]
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Use an OleDB connection.
String sConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\\InputDirectory\\;Extended Properties='text;HDR=Yes;FMT=Delimited'";
OleDbConnection objConn = new OleDbConnection(sConnectionString);
objConn.Open()...
java get file size efficiently
...c abstract long getResult() throws Exception;
public static void main(String[] args) throws Exception {
int runs = 5;
int iterations = 50;
EnumMap<FileSizeBench, Long> durations = new EnumMap<FileSizeBench, Long>(FileSizeBench.class);
for (int i = 0...
What's the difference between echo, print, and print_r in PHP?
... are more or less the same; they are both language constructs that display strings. The differences are subtle: print has a return value of 1 so it can be used in expressions whereas echo has a void return type; echo can take multiple parameters, although such usage is rare; echo is slightly faster ...