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SQL Server loop - how do I loop through a set of records
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This is what I've been doing if you need to do something iterative... but it would be wise to look for set operations first.
select top 1000 TableID
into #ControlTable
from dbo.table
where StatusID = 7
declare @TableID int
while ...
Using smart pointers for class members
...o understand how unique_ptr and shared_ptr / weak_ptr work in general. What I don't understand is the real usage. It seems like everybody recommends using unique_ptr as the way to go almost all the time. But how would I implement something like this:
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Django filter versus get for single object?
...rhead to a return. For a simplified proof you can look at this.
2 This is what Django is doing in the backend. get calls filter and raises an exception if no item is found or if more than one object is found.
share
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Reset Entity-Framework Migrations
...ing tables in the database as EF wants to create the tables from scratch.
What to do:
Delete existing migrations from Migrations_History table.
Delete existing migrations from the Migrations Folder.
Run add-migration Reset. This will create a migration in your Migration folder that includes crea...
Check whether variable is number or string in JavaScript
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what's wrong with function is_number(n) { return /^-?[\d.]+(?:e-?\d+)?$/.test(n);}
– OneOfOne
Sep 29 '13 at 20:08
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Reducing memory usage of .NET applications?
What are some tips to reduce the memory usage of .NET applications? Consider the following simple C# program.
9 Answers
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How to recursively delete an entire directory with PowerShell 2.0?
What is the simplest way to forcefully delete a directory and all its subdirectories in PowerShell? I am using PowerShell V2 in Windows 7.
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jQuery 'input' event
... I just googled 'js input event'. There is a knack for knowing what terms to use to find what you want on google; it comes with experience. And then, of course, google records everything and uses it to learn what you actually want. Most of my searches are for API docs and programming que...
What is the effect of encoding an image in base64?
If I convert an image (jpg or png) to base64, then will it be bigger, or will it have the same size? How much greater will it be?
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Properties file in python (similar to Java Properties)
...tension is still .properties, but I had to add a section header similar to what you see in .ini files... a bit of a bastardization, but it works.
The python file: PythonPropertyReader.py
#!/usr/bin/python
import ConfigParser
config = ConfigParser.RawConfigParser()
config.read('ConfigFile.prope...