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Proper use of the IDisposable interface
...7542c0
In 35 pages he explains the problems of using binary objects, and invents COM before your eyes. Once you realize the why of COM, the remaining 300 pages are obvious, and just detail Microsoft's implementation.
I think every programmer who has ever dealt with objects or COM should, at the v...
Best practice multi language website
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I suggest you not to invent a wheel and use gettext and ISO languages abbrevs list. Have you seen how i18n/l10n implemented in popular CMSes or frameworks?
Using gettext you will have a powerful tool where many of cases is already implemented l...
NOT using repository pattern, use the ORM as is (EF)
...de, 3 level of navigation property search. The whole reason IQueryable was invented was to be able to compose any combination of search against database. Everything looks great in theory, but user's need wins above theory.
Again: An entity with 20+ fields is incorrectly modeled. It's a GOD entity...
ReactJS Two components communicating
...xperience thanks to hot reloading. Impressive livecoding ala Bret Victor's Inventing on Principle video is possible!
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Difference between GIT and CVS
...ssible in Git. The fact that changes are per-file, grouped together led to invention of GNU Changelog format for commit messages in CVS; Git users use (and some Git tools expect) different convention, with single line describing (summarizing) change, followed by empty line, followed by more detailed...
那些年 O2O创业我踩了十个坑 - 资讯 - 清泛网 - 专注C/C++及内核技术
...户调研和试验，选择最可能是自己的用户，找一两个高端社区，至少花一个月时间进行深度市场推广，没有企业公众号可以用个人订阅号作为对外窗口，再加一个固定电话，甚至手机都可以；制定一个不要太低的价格表，和周边...
嵌套块验证失败：未知的代码块类型: procedures_ifreturn，已拒绝添加 - AI...
✓ 已切换到代码块视图
✗ 嵌套块验证失败：未知的代码块类型: procedures_ifreturn，已拒绝添加
✓ 代码块已整理
[
{
"action": "SWITCH_TO_BLOCKS"
},
{
"action":...
AI助手重构版问题记录 - AI 助手 - 清泛IT社区，为创新赋能！
组件 WeatherWeb(Web) 没有事件 "WebError"，已拒绝添加
[
{
"action": "ADD_BLOCK_INTENT",
"intent": [
{
"event": "QueryButton....
Database development mistakes made by application developers [closed]
...ys are those that have absolutely no meaning outside the system. They are invented purely for identifying the entity and are typically auto-incrementing fields (SQL Server, MySQL, others) or sequences (most notably Oracle).
In my opinion you should always use surrogate keys. This issue has come u...
Refresh image with a new one at the same url
...his, so I thought I'd summarize them here (plus add a 4th method of my own invention):
(1) Add a unique cache-busting query parameter to the URL, such as:
newImage.src = "image.jpg?t=" + new Date().getTime();
Pros: 100% reliable, quick & easy to understand and implement.
Cons: Bypasses c...