Is it better to completely drain my rechargeable batteries every time?

An year ago i bought an Canon Sx130Is camera. Along with the camera there came 2 camelion Alwaysready 2100Mah AA batteries and its BC1001B mini travel charger. In The beginning the charge was better with the battery. I could take atleast 200HD snaps...

I thought you were supposed to charge them fully, then let them drain almost completely, then charge them, and so on. But this month's issue of PC World says that's only the case for (older) nickel-cadmium batteries, and that current lithium-ion batteries...

I believe that NiCad batteries have a "memory" - so they should be completely discharged occasionally. What is the best way of doing this? I have sometimes put the NiCad batteries in a torch, and left it switched on for 24 hours, but this does...

Well i use these Sanyo Eneloop batteries for my Canon Camera. To be honest Eneloops are the best compared to Camelion Alwaysready which i used prior to Eneloops. Do i need to fully drain the eneloop batteries prior to Recharging for next time use? Please...

QUESTION: Hi Roland, you have helped me before, and I need your assistance again. I have a battery drain issue on my 1998 Chrysler Sebring Convertible. If I let the car sit for a few days, I can't start it without jumping. Once it starts, it charges...

I know that Google Analytics packages data and dispatches it every 2 minutes on IOS, but only every 30 minutes on Android. This is to preserve the device battery life. With real-time analytics, how "real-time" can it be for websites with most...

I have an UltraHD Flip camera, and I'd gotten it somewhat recently. Within the past year and a half or so. It worked really well when I first got it, and the battery was decent. But like a month ago I had used it for the first time in a while, but the...

I'm just wondering because 2 of the 4 AA batteries that I use in my wireless keyboard some how feel smaller than the other 2. And the charge load seems to be getting smaller and smaller. Now I leave the keyboard on all the time but it seems like recently...

I understand that it is important to drain your deep cycle batteries before trickle charging them to full charge. Is there a way with booster cables or some other means to appropriately drain my deep cycle batteries before I recharge them. Or is it necessary...