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oracle - How to drop multiple interval partitions based on date?

I have a table based on daily partitions. I can drop a paritition using the below query ALTER TABLE MY_TABLE ... partitions) before 15 days? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Creating Facebook Page programmatically through Open Graph API

I am hoping there is a way to create a facebook page using the open graph API. The documentation only shows ... way to do the same. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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azure devops - How to sync repo in bitbucket to Visual studio team service?

I am very new to VSTS platform. In one of my project, I am trying to integrate the bitbucket source control ... on VSTS as source control? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - App is misconfigured for Facebook Login with Release Key Hash

I've intergrated Facebook to my App. I tested my App with Debug Key Hash was alright in emulator and my device ... for few days. Thanks a lot! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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limit - Prevent PHP script from being flooded

I want to prevent my script, from being flooded - if user hit F5 it is executing the script every time. I ... is there any solution for that? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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r - Calculate the mean of one column from several CSV files

I have over 300 CSV files in a folder (named 001.csv, 002.csv and so on). Each contains a data frame with ... tweaking, I have run out of ideas. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How do I create some variable type alias in Java

let say I have this code Map<String, String> list = new HashMap<String, String>(); list.put("number1", "one" ... . I'm kinda new in Java. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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r - How to italicize part (one or two words) of an axis title

Is there any way to change the style of part of an axis title while keep the rest part unchanged? In my ... .y=element_text(face="italic")) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - What is the pythonic way to count the leading spaces in a string?

I know I can count the leading spaces in a string with this: >>> a = " foo bar baz qua " >>> print " ... >> But is there a more pythonic way? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Write file with specific permissions in Python

I'm trying to create a file that is only user-readable and -writable (0600). Is the only way to do so by using ... to do what I'm doing above? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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wpf - How to get DataTemplate.DataTrigger to check for greater than or less than?

The following DataTemplate.DataTrigger makes the age display red if it is equal to 30. How do I make ... DataTemplate.Triggers> </DataTemplate> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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HTML maxlength attribute not working on chrome and safari?

<input type="number" maxlength="5" class="search-form-input" name="techforge_apartmentbundle_searchformtype[radius]" id ... this issue before? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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entity - nuget retrieving package metadata

An error occurred while retrieving package metadata for 'bootstrap.3.3.5' from source 'nuget.org'. ======== ... still the service does not work See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How can one add static methods to Java classes in Kotlin

Is it possible to add a new static method to the java.lang.Math class in Kotlin? Usually, such things are ... Companion could not be resolved... See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - JSONObject.toString: how NOT to escape slashes

I need to send a date in JSON. The date string should look like this: "2013/5/15" Instead , ... escaping anything) Thanks in advance. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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394 views

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Android Studio 1.2 - Project encoding mismatches by default

I'm a bit of an Android rookie, and I just upgraded to Android Studio 1.2. When I make a new project ( ... I use as default encoding? Thank you! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Why can't I call methods within a class that explicitly implements an interface?

Here's the story. I created an interface, IVehicle. I explicitly implemented the interface in my class, Vehicle.cs. ... what I am doing wrong? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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32bit 64bit - What does the Python version line mean?

What does the line that's displayed when you start an instance of the Python interpreter mean? Python 2.7 ( ... win32 and r27:82525 sections. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - UNION to JPA Query

Is it possible to query "UNION" in JPA and even "Criteria Builder"? I'm looking for examples, but so far i ... Or would that be with native sql? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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logging - How to configure rolling file appender within Spring Boot's application.yml

Is is possible to configure a daily file appender within the application.yml of a Spring Boot application? i. ... level: mypackage: INFO Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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syntax - My java code has an obvious error. Why does it compile and run?

public class HelloWorld { public static void main (String args[]){ System.out.println ("Hello "); http:// ... is not reporting any error? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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390 views

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javascript - How can I match on, but exclude a regex pattern?

I have this URL: http://example.com/createSend/step4_1.aspx?cID=876XYZ964D293CF&snap=true&jlkj=kjhkjh& And this regex ... the "cID="? Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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regex - How can I match spaces with a regexp in Bash?

I expect the code below to echo "yes", but it does not. For some reason it won't match the single quote. Why? ... echo "yes" else echo "no" fi See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer

Flutter: How to add marker to Google Maps with new Marker API?

mapController.addMarker( MarkerOptions( position: LatLng(37.4219999, -122.0862462), ), ); I've seen this code ... don't hesitate to share. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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499 views

1 answer

Find first day of previous month in javascript

Given a date object, how to get its previous month's first day in javascript See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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324 views

1 answer

android - Samsung "App optimisation" feature kills background applications after 3 days

We are currently developing an Android app that is a fitness-tracker application. It runs constantly in the ... be breaking their experiences. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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852 views

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javascript - Override styles in a shadow-root element

Is there a way to change styles found in a shadow element? Specifically, extend/overwrite some properties found ... functionality like ::shadow. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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610 views

1 answer

language agnostic - In what situations is octal base used?

I've seen binary and hex used quite often but never octal. Yet octal has it's own convention for being used in ... it merely a matter of taste? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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