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java - How to Iterate through HashMap in MyBatis foreach?

I'm trying to produce a sql which is as below in mybatis. SELECT COL_C FROM TBLE_1 WHERE (COL_A, COL_B) in ... than changing the query to union See Question&Answers more detail:os...

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

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django - Equivalent to Bash alias in PowerShell

A newbie PowerShell question: I'd like to make an alias in PowerShell exactly equivalent ... FullyQualifiedErrorId : CommandNotFoundException See Question&Answers more detail:os...

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

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What is namespace pollution?

What does the term 'namespace pollution' mean and why would making a method static help to prevent it? This question ... don't define the term. See Question&Answers more detail:os...

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

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email - Android: Intent.ACTION_SEND with EXTRA_STREAM doesn't attach any image when choosing Gmail app on htc Hero

On the Emulator with a default mail-app all works fine. But I have no attach when I'am receiving a mail which ... : 0 Thank you for the answer. 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 - Detect most likely words from text without spaces / combined words

How could I detect and split words from a combined string? Example: "cdimage" -> ["cd", "image"] "filesaveas" -> ["file", "save", "as"] 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 to set dynamic images to ViewFlipper in android?

I am doing like these it is loading static these image? public class ArchiveGroup extends Activity { Button btn; ... By using single ImageView. 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 - Can't step into string.h function with GDB

Having trouble stepping into string.h in GDB 7.5. Here's a simple example program: Source code: #include <stdio ... no such file or directory. See Question&Answers more detail:os...

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

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Should I use MySQL blob field type?

I am struggling to decide if I should be using the MySQL blob field type in an upcoming project I have. My ... that wont be easy to maintain. See Question&Answers more detail:os...

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

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ASP.NET Subdomain Cookie (parent and one subdomain)

I have an app with multiple subdomains, subone.parent.com, subtwo.parent.com. I have a logon page at parent.com/ ... mvc if it matters. 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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wpf - InputBindings work only when focused

I have designed a reuseable usercontrol. It contains UserControl.InputBindings. It is quite simple as it only contains a ... of the un-focused. 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 - using mpatches.Patch for a custom legend

I'm using the following code to create a custom matplotlib legend. import matplotlib.patches as mpatches import ... into circular shape ? See Question&Answers more detail:os...

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

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ruby - Rails: Skinny Controller vs. Fat Model, or should I make my Controller Anorexic?

I know similar questions have been answered before - such as: Where should logic go where to do certain tasks, ... in the question really well. See Question&Answers more detail:os...

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

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.net - Under what circumstances, we need to call GC.Collect twice

We have a WPF application, based on Unity with MMVVVM pattern. In application life cycle there can be several project ... even this is the case. See Question&Answers more detail:os...

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

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php - exec() with timeout

I'm looking for a way to run a PHP process with a timeout. Currently I'm simply using exec(), but it does ... the return code of the process.) 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 to find out the modulus and exponent of RSA Public Key on iPhone/Objective C

Is there a possible way to find out the modulus and exponent of the Public Key, created with ... Security Framework in general)? See Question&Answers more detail:os...

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

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Javafx: TableView change row color based on column value

I have the following piece of code to update both the color of a column cell and its corresponding row: calltypel. ... way to do this. 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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How can I set a ringtone for an individual contact on Android?

How can I apply a ringtone to only the selected contact? I have found a way to set the default ringtone that ... seems to work on the app. See Question&Answers more detail:os...

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

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sql - Excel VBA: writing to mysql database

I would like to write a macro in Excel that will write to a mysql database. Can someone please get me started on this? See Question&Answers more detail:os...

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

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typescript - Property 'includes' does not exist on type 'string[]'

Getting the error Property 'includes' does not exist on type 'string[]' in node_modules/ng2-breadcrumb/app/components ... in an angular2 app. 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 - SpringBoot - BeanDefinitionOverrideException: Invalid bean definition

I am trying to setup DynamoDB locally with Spring Boot. Initially I got the setup working and was able to ... confused about my next steps. 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 3.x - ImportError: cannot import name 'joblib' from 'sklearn.externals'

I am trying to load my saved model from s3 using joblib import pandas as pd import numpy as np import json ... to solve this? 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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reactjs - React Hooks - How do I implement shouldComponentUpdate?

I know you can tell React to skip an effect by passing an array as an optional second argument. For example: ... function as a second argument. See Question&Answers more detail:os...

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

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Calling onclick on a radiobutton list using javascript

How do I call onclick on a radiobutton list using 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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http - Get "Content-Type" header of request in PHP

I'm implementing a REST service in PHP. This service should be able to support multiple input and output formats ... -Type" of a request? 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 NIO file path issue

I used the following code to get the path Path errorFilePath = FileSystems.getDefault().getPath(errorFile); When I ... in the same 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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355 views

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Convert a spark DataFrame to pandas DF

Is there a way to convert a Spark Df (not RDD) to pandas DF I tried the following: var some_df = ... some_df' is not defined Any suggestions. See Question&Answers more detail:os...

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

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668 views

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Android Gradle: What is javaMaxHeapSize "4g"?

In an android project, build.gradle file, I have been through this line dexOptions{ javaMaxHeapSize "4g" } I would ... other values I can give ? 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 - How to sum values in a Map with a stream?

I want the equivalent of this with a stream: public static <T extends Number> T getSum(final Map<String, T> data) ... T, but you get the idea. See Question&Answers more detail:os...

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

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