Answers by 深蓝

0 votes

954 views

ios - How do I save and fetch audio data to/from CoreData with Objective-C?

I'm a new to iOS development. How can I save and fetch audio data to/from CoreData with Objective-C? I just ... to use NSData and Binary Data. See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

992 views

integer - is a mathematical operator classed as an interger in python

in python is a mathematical operator classed as an interger. for example why isnt this code working import random ... else: print('wrong') See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

1.0k views

html - Turning a <div> content into a $variable in php

I have this website were you can order products. The title of the products you can order are in HTML: <div class=" ... answer. How can I do it? See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

1.1k views

java - Convert String into ArrayList<MyClass>

I want to convert a String myString like that: [ ["cd",5,6,7], ["rtt",55,33,12], ["by65",87,87,12] ] ... =55,CustomClass.num2=55... and so on... See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

1.1k views

c - Define a preprocessor macro swap(t, x, y)

I need to define a preprocessor macro swap(t, x, y) that will swap two arguments x and y of a given type t ... any opinion on how can i do it? See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

1.1k views

php - how to get JSON from XML string

This is my XML string: <root>EXTRA <elem id="123" at="abc">HelloText</elem> </root> How can I ... format (WITH attributes and HelloText) ? See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

1.4k views

c - strtok not working as expected

I tried to write a function that gets a pointer to array of char, reads a string from the user and remove ... it points to 123 Any suggestions? See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

1.1k views

c - Trailing zeroes in a Factorial

I am trying to write a code for calculating the number of trailing zeroes in a factorial of a specific number ( ... 0 13 23 235 5394 2009134 See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

948 views

javascript - Get number from one to x in a loop?

How do I get all the digits from 0 - x if x is a variable like so: var x = 5 Then loop then so it ... think of a good/possible way to do this. See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

1.0k views

Create a custom regex

How can i create a regex that can check for the following: can have either http or https might have www ... i should check for numbers. See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

1.1k views

How to insert character in csv cell in python?

I'm new with python. Here is my csv file : data;data;name surname; data; data data;data;name surname; data; data ... 2])) Hope I can find help. See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

1.2k views

ios - how to save the data in sqlite3 in iphone

i am trying to create the database using sqlite manager.But the values are not stored in database.If i click the save ... ]; [alert show]; } } See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

1.3k views

c++ - Can functions be in a struct?

Can we describe functions in a struct? For example, is this code valid? struct function { int func() { return 5; } }; See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

959 views

mysql - If I delete a row from a table in a database how to rename the primary keys

So I want to delete a row from a table e.g 1 2 3 4 5 7 8 How do I rename the tables rows primary keys so they are equal to 1 2 3 4 5 6 7 See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

1.0k views

c++ - if-else if ladder and Compiler Optimization

Which of the below code will be more optimized for efficiency First function or Second function in C/C++ gcc ... Second Method on its own ? See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

1.1k views

how to fix read-only file system error python

I am trying to make a python script that runs the command line for turning a file into a .zip using python3 on ... Is anyone able to help out? See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

1.3k views

javascript - Replace li text using jquery

I am trying to replace the content of li and tags. Tried below code. <html> <head>Sample</head> <body> <a ... anyone help me with this, please? See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

1.1k views

Android Prevent Box From Resizing

I am trying to make a four function calculator app. The two blank lines are the numbers involved in the ... keep everything else in place? See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

1.2k views

c# - How to call method from all opened forms

I want call a method in the all opened forms this code call MyUpdateFnc() on the last csutomer Opened Form: if ... } Several forms may be open. See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

1.0k views

java - MapReduce to Spark

I have a MapReduce job written in Java. It depends on multiple classes. I want to run the MapReduce job on ... to the MapReduce class? Thanks! See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

980 views

objective c - Is there a free iPhone compiler and emulator?

I am looking for a free iPhone compiler and emulator to learn the basics of iPhone programming. Are there any? See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

977 views

c# - Accessing controls from different forms

I have a main form with some buttons, textboxes, labels, etc. On a second form I would like to copy the text ... there. What am I doing wrong? See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

1.1k views

defining matrix class in python

Define a class that abstracts the matrix that satisfies the following examples of practice See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

1.1k views

if statement - Java - If Else Logic

I'm having a difficult time understanding why the second string does not print. Even if I comment out the " ... be printed. Thanks in advance! See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

1.3k views

C++ How can I access to an inner enum class?

I am facing a problem in c++: #include <iostream> class Apple{ public: int price = 100; enum class color { ... ' is not a class or namespace See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

1.0k views

Why doesn't MySQL allow auto_increment on VARCHAR columns?

I have the following SQL statement: CREATE TABLE patient( patient_id VARCHAR(10) NOT NULL DEFAULT 1000 ... the default value work? See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

925 views

selenium webdriver - Cross Browser testing in TestNG with selected test cases

Is it possible to run cross browser testing from TestNG with selected test cases on selected browser? For ... chrome etc. Thanks, Sudhakar See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

0 votes

960 views

mysql - Why don't oracle support Updating multiple table in a single query?

is following sql valid ? UPDATE suppliers, contacts SET suppliers.status = 'Active', contacts.note = 'Also ... statement in SQL Server 2005? See Question&Answers more detail:os...

answered Jan 31, 2022 in Technique[技术]

Categories

Just Browsing Browsing