kandi X-RAY | ICAT Summary
kandi X-RAY | ICAT Summary
另有C# .Net Core 实现的完整后端,参见
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Top functions reviewed by kandi - BETA
- Starts the downloader
- Downloads a file from a URL
- Get authentication info
- Verify token
- This method is used to upload an activity to the ActivityService
- Upload a single file
- Audit Audit pass
- Set the Access control header for the request
- Compares this object to another
- Compares this admin object with the specified object
- Check if this sequence matches the given sequence
- Send challenge
- Generate verify code
- Compares two IoRecords
- The Redis cache manager bean
- Upload a new user image
- Audit audit pass
- Region AdminView
- Uploads a new image
- Get authorization info
- Upload to image
- Add shiro filter
- Method to create a post card
ICAT Key Features
ICAT Examples and Code Snippets
Community Discussions
Trending Discussions on ICAT
QUESTION
Suppose I have the following type definitions:
...ANSWER
Answered 2021-Jun-04 at 00:33An interface holds two things: a pointer to the underlying data, and the type of that data. So, when you declare
QUESTION
Is it possible, when the Place1
line is executed, to get notified and execute Place2
?
ANSWER
Answered 2021-Mar-29 at 17:11You should do it like this:
QUESTION
Let's say that I have the following three interfaces:
...ANSWER
Answered 2021-Jan-18 at 11:28There is a LINQ method specifically made for this operation - OfType
. It only keeps objects that are assignable to the specified type, so you can do:
QUESTION
I am trying to filter an array and infer the return type automatically.
...ANSWER
Answered 2020-Nov-09 at 21:09The issue is not with Array.prototype.filter()
, whose typings in the standard TS library actually does have a call signature that can be used to narrow the type of the returned array based on the callback:
QUESTION
I have PDF files from which I have to extract certain paragraph. I converted the PDF to text file using pdf-reader gem and now I am trying to extract the paragraph from the text using regular expressions.
my text looks like this after conversion
48 - Pin TSOP I (12 x 20 / 0.5 mm pitch)\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nGENERAL DESCRIPTION\n Offered in 1G x 8bit, the K9K8 is a 8G-bit NAND Flash Memo ry with spare 256M-bit. Its NAND cell provides the most cost-\n\n effective solution for the solid state application marke t. A program operation can be performed in typical 200 µs on the (2K+64)Byte\n page and an erase operation can be performed in typical 1.5ms on a (128K+4K)Byte block. Data in the data register can be read out\n at 25ns(K9NBG) cycle time per Byte. The I/O pins serve as the ports for address and data input/output as well as com-\n\n mand input. The on-chip write controller aut omates all program and erase functions in cluding pulse repetition, where required, and\n internal verification and margining of data. Even the writ e-intensive systems can take advantage of the K9K8G08U0M ′s extended\n reliability of 100K program/eras e cycles by providing ECC(Error Correc) with real time mapping-out algorithm. The\n\n K9K8G08U0M is an optimum solution for large nonvolatile storage appl ications such as solid state file storage and other portabl e\n applications requiring non-volatility.\n An ultra high density solution having two 8Gb stacked with twochip selects is also available in standard TSOPI package and another\n\n ultra high density solution having two 16Gb TSOPI package stacked with four chip selects is also available in TSOPI-DSP.\n\n\n\n\n\n\n\ntsopi dhf ghghgfhggfg hhhdhdggdj....
I want to extract the text from GENERAL DESCRIPTION to the end of the paragraph where we have multiple new lines(at least 3 \n). I have implemented following method but it is only able to extract the first line from the paragraph
...ANSWER
Answered 2020-Oct-22 at 11:05Maybe split
is enough here:
QUESTION
Imagine 5 interfaces:
IAnimal
ICanivore
extendsIAnimal
IPet
extendsIAnimal
IDog
extendsIPet
,ICarnivore
ICat
extendsIPet
,ICarnivore
I now want to create 2 new classes for dogs and cats, class MyDog
and class MyCat
. If I simply do class MyDog implements IDog
and class MyCat implements ICat
, then I will have a lot of code duplication between the two animals, which is unnecessary since the implementations for IAnimal
, ICarnivore
etc. will be identical between the two animals.
Is there a way to implement the methods of every interface only once?
PS: Interfaces and dependecies/hierarchies may not be changed.
...ANSWER
Answered 2020-Oct-03 at 14:58Let's clarify about the code duplication, to make certain we are talking about the same things, and why code duplication is bad:
- Code duplication in the interfaces.
Both of these classes will use a number of similar interfaces. The interface is written once and used many times. This is desirable sometimes; because, modifying the interface triggers modifications in all the child classes. This is also sometimes undesirable, as a modification might mean adding code to classes that you would rather not modify (but have to be modified due to the interface change being needed by an unrelated class).
- Code duplication in the implementation.
Both of these classes will implement a number of similar methods. The implementation of specific methods is often written many times. This is typically undesirable due to the need for software maintenance. If a bug is found in one implementation of a commonly copied method, one would need to implement the fix in every copy, where missed copies would keep the bug in the code longer than desired. On the other hand, if these copies are meant to have different lifecycles, then one might actually desire this duplication, as a fix to one module (a larger collection of code with its own update schedule) wouldn't mandate releasing all modules (where the bug may have little or no impact).
So Code Duplication is generally bad; but, it is not always bad. The scenarios where it is bad are far greater than those scenarios where it makes sense.
To remove code duplication, the traditional Java approach is to use abstract classes. You find the duplicates that are in common, and create an abstract class. The naming convention is often 'AbstractDog' or 'DefaultDog'; both of which are pretty bad naming conventions (When you finally do the deep dive into naming) This abstract class will have the common implementations for all of the methods that it's category should use.
In your case, 'AbstractPet' might be a choice or 'AbstractMammal'. Note that 'Mammal' is already an abstract idea, so maybe let's just drop the redundant 'Abstract'
QUESTION
I have a PHP MySQL query that I'm trying to do... It has a list of items with categories and sub categories. I want to sort the list alphabetically, but with categories (and their containing items) in the list. For Example...
There are three tables ... A category table (itemcats) ...
...ANSWER
Answered 2020-Aug-20 at 20:21You need to correct your order by clause and use names for category and sub category not their ids
QUESTION
I'm trying to open and read a .conf file in my program using libconfig::readFile(), but it gives me always a FileIOException. I think that the program is unable to locate the file but I don't know where the problem is.
This is the .conf file code:
...ANSWER
Answered 2020-Jul-13 at 14:32It looks to me you are missing a /
at the beginning of your home path.
I.e., change:
QUESTION
Since 2-3 hours my project does not allow me anymore to export a signed APK because of that error.
I have set a package name (I'm working on this project since a week) and suddenly stopped working after I created a new emulator device, I've done nothing apart creating a new device.
If I run the app in debug mode works as expected
[EDIT]
I've found the issue, looks like the problem is related to the project path name being too long, seriously?!
I don't want to change my default folder where I save all my projects based on which type of tool I'm developing.
Anyway, I've tested it, I created a new solution in the root folder of my D: partition and inserted all the files from my original solution, tried to use 'Archive all' and worked
This error helped me to understand the problem:
ANSWER
Answered 2020-Jun-20 at 19:41Below the solution:
First of all be sure to have EnableLongPaths set to 1 into the
registry (I already had this to 1)
Open your .csproj and .Android.csproj file with Notepad++ or even Windows Notepad and firstly try only with this line
QUESTION
I want to sort the list of classes and interfaces. So my logic is
- if the class is not implemented interface it's higher than the interface, otherwise, it's lower
I am using the IComparer interface to sort my list. My model looks like this:
My Comparer class (if returns 1 it means y>x, 0 is x==y -1 is x>y):
...ANSWER
Answered 2020-Jun-09 at 14:50I do not think this is possible with a IComparer. From CompareTo
- For objects A, B, and C, the following must be true:
- If A.CompareTo(B) returns zero and B.CompareTo(C) returns zero, then A.CompareTo(C) is required to return zero.
So if A inherits from C and B does not inherit anything, then according to your rules compareTo should return:
- A.CompareTo(B) -> 0
- B.CompareTo(C) -> 0
- A.CompareTo(C) -> 1
This violates the requirements of CompareTo.
An alternative would be to build an Directed acyclic graph of the hierarchy. Then you should be able to use Topological sorting to sort the graph.
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Install ICAT
You can use ICAT like any standard Java library. Please include the the jar files in your classpath. You can also use any IDE and you can run and debug the ICAT component as you would do with any other Java program. Best practice is to use a build tool that supports dependency management such as Maven or Gradle. For Maven installation, please refer maven.apache.org. For Gradle installation, please refer gradle.org .
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