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How to easily initialize a list of Tuples?
I love tuples . They allow you to quickly group relevant information together without having to write a struct or class for it. This is very useful while refactoring very localized code.
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Is there a way to simulate the C++ 'friend' concept in Java?
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Here is a small trick that I use in JAVA to replicate C++ friend mechanism.
Lets say I have a class Romeo and another class Juliet. They are in different packages (family) for hatred reasons.
Romeo wants to cuddle Juliet and Juliet wan...
include external .js file in node.js app
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This is not working for me. I am getting error Cannot find module lib.js.
– Manoj
Jul 6 '15 at 7:20
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SQL-Server: Is there a SQL script that I can use to determine the progress of a SQL Server backup or
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Yes. If you have installed sp_who2k5 into your master database, you can simply run:
sp_who2k5 1,1
The resultset will include all the active transactions. The currently running backup(s) will contain the string "BACKUP" in the requestCommand fi...
gdb: how to print the current line or find the current line number?
...prints a set of lines, but I need one single line, where I am and where an error has probably occurred.
5 Answers
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How can I fix the Microsoft Visual Studio error: “package did not load correctly”?
...dio 2012 and DevExpress 13.1. As Visual Studio started, it generated an error shown by this attached image,
30 Answers
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How can I represent an 'Enum' in Python?
...y3, e.g. you'll need __order__ in python 2).
To use enum34, do $ pip install enum34
To use aenum, do $ pip install aenum
Installing enum (no numbers) will install a completely different and incompatible version.
from enum import Enum # for enum34, or the stdlib version
# from aenum import...
PHP convert XML to JSON
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Error Fatal error: Uncaught Error: Call to a member function getName() on bool .. i think a version php is fail :-( .. please help!
– KingRider
Nov 26 '19 at 11:23
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The conversion of a datetime2 data type to a datetime data type resulted in an out-of-range value
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this error occurs when we set public DateTime CreatedDate instead of public DateTime? CreatedDate, because DateTime can not be null, so why its give out of range error. it may helpful, but it resolved my problem.
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Is there a practical use for weak references? [duplicate]
...d retain Soft References when it can.
There is another kind of reference called a Phantom Reference. This is used in the GC clean up process and refers to an object which isn't accessible to "normal" code because its in the process of being cleaned up.
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