Fitbit upcoming IPO, this is a smart wearable company, the main products for health testing equipment, smart bracelet, smart watch. Let's take a look at some of Fitbit's data. According to its prospectus, Fitbit sold 10.9 million wearable devices in 2014, more than twice times in 2013. As of the first quarter of 2015, Fitbit sold 20.8 million devices from its inc
Editor's note: This article from Tomasz Tunguz, the Chinese version by Heaven Zhuhai Branch Rudder compiled.
If you are concerned about these days of overseas industry news, you should be not unfamiliar with the news that Fitbit is listed on the Nasdaq and become another "unicorn"-level start-up company. We have previously written about how the GoPro's income growth rate is unbelievable. And now it seems that
Objective: To import the Fitbit daily Movement records into the R language for analysis and to draw a statistical chart toOriginal data: fitbit2014 Daily Record spreadsheet file, examples are as follows:
Date
Calories burned
Step
Distance
Number of floors climbed
A sedentary number of minutes
Less active minutes
Moderate active minutes
Very active minutes
The MAKEFILE file Android. mk of the android compilation system is written as follows:
(1) In the Android. mk file, you must specify the local_path variable to find the source file. GenerallyAndroid. mk is in the same directory as the source file
Android: scaleType controls the scaling mode of images. The sample code is as follows:
1
ImageView android:id="@+id/img"
2
android:src="@drawable/logo"
3
android:scaleType="centerInside"
To generate a file name for a graphics file in the R language, the prefix is Fitbit, followed by the month after, plus ". jpg", first not Baidu, tried other languages similar grammar, not a viable:In C #: "Fitbit" + month + ". jpg"VB: "Fitbit" Month ". jpg"Haskell: "Fitbit" + + month + + ". jpg"Also think of concat a
server| function
Two uses of functions in SQL Server (which can be used in place of cursors)
1. Because the update can not use stored procedures, but to update the table based on some of the fields to be calculated. We often use the method of the cursor, which is implemented using the method of the function.
Function section:
The following is a reference fragment:CREATE FUNCTION [DBO]. [Fun_gettime] (@TASKPHASEID INT)RETURNS FLOAT asBEGINDECLARE @TASKID INT,@HOUR FLOAT,@PERCENT FLOAT,@RETURN FLO
server| Functions | cursors
Two uses of functions in SQL Server (which can be used in place of cursors)1. Because the stored procedure cannot be used in update, it is calculated according to some fields of the Update table. We often use the method of the cursor, which is implemented using the method of the function.
Function section:CREATE FUNCTION [DBO]. [Fun_gettime] (@TASKPHASEID INT)RETURNS FLOAT asBEGINDECLARE @TASKID INT,@HOUR FLOAT,@PERCENT FLOAT,@RETURN FLOATIF @TASKPHASEID is NULLBEGINR
Two uses of functions in SQL Server (which can be used in place of cursors)
1. Because the update can not use stored procedures, but to update the table based on some of the fields to be calculated. We often use the method of the cursor, which is implemented using the method of the function.
Function section:
以下是引用片段: CREATE FUNCTION [DBO].[FUN_GETTIME] (@TASKPHASEID INT) RETURNS FLOAT AS BEGIN DECLARE @TASKID INT, @HOUR FLOAT, @PERCENT FLOAT, @RETURN FLOAT IF @TASKPHASEID IS NULL BEGIN RETUR
, 07
4. Output the date value as a stringToday Format (today, "%y year%m month%d Day")[1] "October 29, 2014"5. Calculation Date DifferenceBecause the date inside is the number of days stored in double, it can be subtracted.Today GTD Today-gtdTime difference of 1216 daysOriginally I have been practicing GTD for 1216 days.Use the Difftime () function to calculate the number of seconds, minutes, hours, days, weeks, and monthsDifftime (Today, GTD, units= "weeks") #还可以是 "secs", "mins", "ho
Functions in SQL Server)1. Because the stored procedure cannot be used in update, it must be calculated based on some fields in the update table. We often use the cursor method. Here we use the Function Method for implementation.
Function section:Create function [DBO]. [FUN_GETTIME] (@ taskphaseid int)RETURNS FLOATBEGINDECLARE @ taskid int,@ Hour float,@ Percent float,@ RETURN FLOATIF @ TASKPHASEID IS NULLBEGINRETURN (0.0)END
SELECT @ TASKID = TASKID, @ PERCENT = ISNULL (WORKPERCENT, 0)/100FROM
product. In fact, before the launch of AppleWatch, Apple's iphone already had many third-party wearable devices, such as the famous Fitbit. The Fitbit Bracelet is comfortable to keep pace, monitor data and calculate physical energy consumption using the appropriate algorithm. But it's just a bracelet, not a smart device that can interact.Writing here, I realize that this article is not about the interactio
Once the millet bracelet was released, it ushered in two different voices on both sides. There are those who condemn and those who applaud.A condemned person is a profit-making person, such as an existing smart bracelet manufacturer, an investor, a channel trader, some mobile phone manufacturers who have entered or have already entered the market.The applause, of course, are numerous users.As a user, I applaud the pricing of Xiaomi smart bracelet. As a smart wearable entrepreneur, I also have to
all along, people have imagined what kind of wearable devices Apple will launch, with the same pedometer as Jawbone and Fitbit, or a smart watch like Pebble, which now looks Apple seems to have found its way to wear, starting with the music. according to foreign media reports, Apple intends to buy Beats with billionsof dollars, the deal is close to reaching. The ipod that Steve Jobs invented changed the way people listen to music, and now Cook wants t
learning management system enterprise. Disclosure: Redpoint Company is an investor of 2U company. In the past five years, seed investors have invested about 4% of their capital, but a round of investors have not followed suit.
FinTech
FinTech, including all start-ups in the Bitcoin ecosystem, had a good and bad financing situation within five years, with the 2014 Dragsaw declining and the winners of the initial financing on a massive increase in subsequent rounds of investment, bu
hour you will receive a message reminding you to "win" this hour for five minutes of exercise. It encourages you to take action immediately and is an excellent trigger.
Interesting: Users receive a lot of reminders every day, it's hard to get attention from users, and interesting triggers can stand out.
MyFitnessPal, a movement and diet tracking software, alerts users to action by repeating push. And Carrotfit, also a sports and diet tracking software, uses a serious, fun, and div
Earlier this year, Microsoft confirmed that it would bring the GATT Server APIs for WIN10 mobile devices, later this year. GATT agreements are important for wearable equipment services, such as smart bracelet, smart watch, etc.
Microsoft employee Clint Rutkas at the end of September that the Bluetooth team is working to add the GATT Server APIs to the WINDOWS10 system and will be open to Win10 Mobile Insider users first, and the SDK is coming this year. For example, the current
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