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Replace console output in Python
...
An easy solution is just writing "\r" before the string and not adding a newline; if the string never gets shorter this is sufficient...
sys.stdout.write("\rDoing thing %i" % i)
sys.stdout.flush()
Slightly more sophisticated is a progress bar... this is something I am us...
keytool error :java.io.IoException:Incorrect AVA format
...on at all. This was corrected by setting the option to a validly formatted string.
this command failed with the AVA format exception: (line breaks added for legibility)
C:\Program Files\Java\jdk1.6.0_45\jre\bin>keytool
-genkey -v -dname PatrickTaylor -validity 10000
-keystore C:\drops\patrick...
Why do we always prefer using parameters in SQL statements?
...ase, it looks like you're using .NET. Using parameters is as easy as:
C#
string sql = "SELECT empSalary from employee where salary = @salary";
using (SqlConnection connection = new SqlConnection(/* connection info */))
using (SqlCommand command = new SqlCommand(sql, connection))
{
var salaryP...
How to convert int to QString?
Is there a QString function which takes an int and outputs it as a QString ?
8 Answers
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How to save/restore serializable object to/from file?
...;/param>
public void SerializeObject<T>(T serializableObject, string fileName)
{
if (serializableObject == null) { return; }
try
{
XmlDocument xmlDocument = new XmlDocument();
XmlSerializer serializer = new XmlSerializer(serializableO...
Quickly reading very large tables as dataframes
...ontain any column headers or row names, and does not have any pathological characters that I have to worry about.
11 Answer...
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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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(**...
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 :
...
Remove padding from columns in Bootstrap 3
... start or have it as a secondary class as well without targeting where the string is found as part of another class name.
– Brett
Jun 15 '16 at 13:04
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