- In a word, basic ability is poor, theory is enough but practice is not enough.
- According to the project experience to ask, in fact, almost in the middle, but their foundation is not enough, can not answer.
- Problems are:
- How to write a script tag and reference it properly.
- XSS cookies.
- HTTP is stateless.
- The Set – cookies.
- Same-origin policy.
- Cross-domain processing.
- Horizontal and vertical center.
- CSS inheritance and cascading.
- Determine if a variable is of base type.
4. Build your own system and familiarize yourself with the process.