timeofday

How Do I Force A Specific Date Value into a Timestamp? [closed]

由 送分小仙女□ 提交于 2020-06-26 22:05:14
问题 Closed . This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 17 days ago . Improve this question So I have a date value I had to convert to a timestamp in order to pass the value to a specific method. However, in order to finish the work, I've been told the value of the timestamp's date has to be set to 1900-01-01. So something like this Date startDate = timesDate

Dart/Flutter How to compare two TimeOfDay times?

由 纵然是瞬间 提交于 2020-01-02 10:22:55
问题 TimeOfDay documentation has no comparison operator and primitive comparison does not work. My only solution that I can thinking of right now is to convert TimeOfDay to DateTime and use DateTime's difference method. Does anyone have a better solution? 回答1: Convert it to a double then compare. double toDouble(TimeOfDay myTime) => myTime.hour + myTime.minute/60.0 回答2: I don't think this is possible. You can use .subtract in DateTime as also .difference 回答3: Thanks from @Lucas idea, you can

flutter timeofday calculations

由 孤街醉人 提交于 2019-12-24 05:46:13
问题 in my flutter app the user picks a time and I need to simply add some hours and minute to it to display the result. Is that easily possible? Unfortunately, there doesn't seem to be a function like TimeOfDay.add(). Any ideas? Thanks! 回答1: You can Use Date Time for that: You can add Minutes or Hours as you like. TimeOfDay.fromDateTime(DateTime.now().add(Duration(hours: 2))); // result is 2hrs ahead of current time 来源： https://stackoverflow.com/questions/53015124/flutter-timeofday-calculations

flutter timeofday calculations

由 狂风中的少年 提交于 2019-12-24 05:46:10
问题 in my flutter app the user picks a time and I need to simply add some hours and minute to it to display the result. Is that easily possible? Unfortunately, there doesn't seem to be a function like TimeOfDay.add(). Any ideas? Thanks! 回答1: You can Use Date Time for that: You can add Minutes or Hours as you like. TimeOfDay.fromDateTime(DateTime.now().add(Duration(hours: 2))); // result is 2hrs ahead of current time 来源： https://stackoverflow.com/questions/53015124/flutter-timeofday-calculations

How may I explicitly define the datatype of a Google Charts DataTable column after it has been created?

由 此生再无相见时 提交于 2019-12-11 00:22:55
问题 I am using jquery-csv toArrays function to populate a google visualization DataTable like this: function drawChart() { // Load the CSV file into a string $.get("Book1.csv", function(csvString) { // transform the CSV string into a 2-dimensional array var arrayData = $.csv.toArrays(csvString, {onParseValue: $.csv.hooks.castToScalar}); // Create new DataTable object from 2D array var data = new google.visualization.arrayToDataTable(arrayData); // Set which columns we will be using var view = new

How can I compare two times in VB.net

由 微笑、不失礼 提交于 2019-12-01 06:35:35
I want to compare two times in VB.net: I have 1:42:21 PM and I want it to compare with TimeOfDay in VB.net how can I do that? New DateTime(1, 1, 1, 13, 42, 21) > TimeOfDay Or you can enclose a DateTime expression in # signs: TimeOfDay > #1:42:21 PM# Show the time difference in hours, minutes and seconds Dim TimeEnd As DateTime = #5:00:00 PM# Private Sub Timer1_Tick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Timer1.Tick Dim span As System.TimeSpan = TimeEnd.TimeOfDay - DateTime.Now.TimeOfDay Label1.Text = span.Hours & "hr:" & span.Minutes & "min:" & span.Seconds & "sec"

How can I compare two times in VB.net

由 泪湿孤枕 提交于 2019-12-01 05:12:14
问题 I want to compare two times in VB.net: I have 1:42:21 PM and I want it to compare with TimeOfDay in VB.net how can I do that? 回答1: New DateTime(1, 1, 1, 13, 42, 21) > TimeOfDay Or you can enclose a DateTime expression in # signs: TimeOfDay > #1:42:21 PM# 回答2: Show the time difference in hours, minutes and seconds Dim TimeEnd As DateTime = #5:00:00 PM# Private Sub Timer1_Tick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Timer1.Tick Dim span As System.TimeSpan = TimeEnd
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