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Add leading zeroes to number in Java? [duplicate]
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1330
String.format (https://docs.oracle.com/javase/1.5.0/docs/api/java/util/Formatter.html#syntax)
I...
Why does substring slicing with index out of range work?
...s. Look what happens when you do the same thing to a list:
>>> [0, 1, 2, 3, 4, 5][3]
3
>>> [0, 1, 2, 3, 4, 5][3:4]
[3]
Here the difference is obvious. In the case of strings, the results appear to be identical because in Python, there's no such thing as an individual character ...
Using CSS how to change only the 2nd column of a table
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answered Mar 29 '10 at 0:04
Nick Craver♦Nick Craver
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How do I use arrays in C++?
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305
Arrays on the type level
An array type is denoted as T[n] where T is the element type and n is...
How can I see the specific value of the sql_mode?
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| @@sql_mode |
+------------+
| |
+------------+
1 row in set (0.00 sec)
mysql> set sql_mode=ORACLE;
Query OK, 0 rows affected (0.00 sec)
mysql> SELECT @@sql_mode;
+-------------------------------------------------------------------------------------------------------------------...
How do I check for a network connection?
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You can check for a network connection in .NET 2.0 using GetIsNetworkAvailable():
System.Net.NetworkInformation.NetworkInterface.GetIsNetworkAvailable()
To monitor changes in IP address or changes in network availability use the events from the NetworkChange class:
Syst...
how to specify local modules as npm package dependencies
...odule with its own package.json. See Creating NodeJS modules.
As of npm 2.0, local dependencies are supported natively. See danilopopeye's answer to a similar question. I've copied his response here as this question ranks very high in web search results.
This feature was implemented in the vers...
Produce a random number in a range using C#
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You can try
Random r = new Random();
int rInt = r.Next(0, 100); //for ints
int range = 100;
double rDouble = r.NextDouble()* range; //for doubles
Have a look at
Random Class, Random.Next Method (Int32, Int32) and Random.NextDouble Method
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Read Excel File in Python
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70
This is one approach:
from xlrd import open_workbook
class Arm(object):
def __init__(self,...
Best way to store date/time in mongodb
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201
The best way is to store native JavaScript Date objects, which map onto BSON native Date object...