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Alter MySQL table to add comments on columns
...d-only tables. They are actually views, not base tables, so there
are no files associated with them, and you cannot set triggers on
them. Also, there is no database directory with that name.
Although you can select INFORMATION_SCHEMA as the default database
with a USE statement, you can o...
Code First: Independent associations vs. Foreign key associations?
...eferences. If you don't want to use them you must manually modify the EDMX file and add properties representing FKs. At least this was the case in Entity Framework v1 where only Independent associations were allowed.
Entity framework v4 offers a new type of association called Foreign key associatio...
Vim: What's the difference between let and set?
...m'
an option, e.g. let &tw = 40
a register, e.g. let @a = $HOME . '/vimfiles'
an environment variable, e.g. let $NOTHING = 'NOTHING'
Another major difference is that the right hand side of :let is an expression, meaning you can do things like string concatenation (as seen in my register exampl...
Why should I use tags vs. release/beta branches for versioning?
...cisely, by walking the commit graph). Under git, branch is just a one-line file under .git\refs\heads, containing the commit's hash. Commits themselves don't "remember" which branch created them. This is different from Mercurial, for example, where the branch info can be written into the commit's me...
How to properly URL encode a string in PHP?
...de basic parameters (e.g. "name=b&age=c&location=d") sent to a PHP file via AJAX?
– oldboy
Jul 29 '19 at 1:07
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How do I do base64 encoding on iOS?
...om the QSUtilities Library. I did a quick benchmark: a 5.3MB image (JPEG) file took < 50ms to encode, and about 140ms to decode.
The code for the entire library (including the Base64 Methods) are available on GitHub.
Or alternatively, if you want the code to just the Base64 methods themselves,...
Getting multiple keys of specified value of a generic Dictionary?
...lass. This is based on the version with unique Key-Value Pairs. Here's the file if desired (Most work was the XMLDoc through):
using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Common
{
/// &l...
How can I reconcile detached HEAD with master/origin?
... were originally implemented as symbolic links, but later changed to plain files with extra interpretation so that they could be used on platforms that do not have symlinks.)
We have HEAD → refs/heads/master → 17a02998078923f2d62811326d130de991d1a95a
When HEAD is detached, it points directly ...
Conditional Variable vs Semaphore
...
I file condition variables under monitor synchronization. I've generally seen semaphores and monitors as two different synchronization styles. There are differences between the two in terms of how much state data is inherentl...
OAuth with Verification in .NET
...ownload a DLL containing the OAuth.Manager class here. There is also a helpfile in that download. Or you can view the helpfile online.
See an example of a Windows Form that uses this manager here.
WORKING EXAMPLE
Download a working example of a command-line tool that uses the class and techniq...