"with one player in possession of the ball and the other player charging straight at him, attempting to take it away. They do this to practice the basic skill of maintaining possession of the ball, but he argues that this is not enough. You need to practice "one v. one" drills with a defender coming from one side, from behind you and from an angle in front (...). Most people assume that practicing with the defender coming straight in covers the development of that skill, but..." (Perfect Practice, p. 69)

Does charging straight at him and coming straight in mean the same thing?

Do these expressions imply any kind of direction? Coming from behind or from the the front...? It seems to me the player is running towards you, coming from the front. Or it it impossible to say?