Programmer Group

Frame animation, playing animation is like flash, playing frame by frame, that is to say, the image is the continuous playing of some pictures with similar actions, and the effect achieved is like the effect of video playing. How to achieve the effect of frame animation: create a file under the drawable file, take the ...

eidtText appears white border bar on Xiaomi mobile phone, but it doesn't appear on Huawei Samsung and other mobile phones. It specially records the problem of adaptation The white border appears directly in the search section to view the code <RelativeLayout android:id="@+id/et_search_root" android:layo ...

import urllib.request I. Introduction Urlib is Python's built-in HTTP request library, which includes the following modules: urllib.request: request module urllib.error: exception handling module urllib.parse: url parsing module Urllib.robot parser: robot.txt parsing module 2, Crawler specified URL with urllib.reque ...

Source of reference: http://blog.csdn.net/lmj623565791/article/details/22990643 In most Android systems, the default animation switching effect between activities is slide in on the right and slide out on the left; sometimes our requirement may be to require all activities to be switched in and out, at this time, we may need to change the def ...

Operation requirements: Take out all the news of a news list page and wrap it into a function. Get the total number of news articles and calculate the total number of pages. Get all news details for all news list pages. Find a topic that you are interested in, do data crawling and word segmentation analysis. Can't be the same as other students ...

First, what makes Base code? Base64 is one of the most common encoding methods used to transmit 8Bit bytecode on the network. Base64 is a method based on 64 printable characters to represent binary data. Base64 encoding of a picture is a picture represented by a binary string, Such as: The Base64 encoding of is: ...

Official introduction: FreeMarker is a template engine: a general tool based on template and data to be changed, and used to generate output text (HTML web page, email, configuration file, source code, etc.). It is not for end users, but a Java class library, a component that programmers can embed in their products. The final project contents ...

Sometimes, the json object distributed by the backend does not have a key (a field is not distributed), In this case, kvc is used to get the value of the object. Although no error will be reported (the Convention returns strings), in fact, a property value of the model object is nil such as UserInfo.h has an attribute @pr ...

Neo Jun met the situation that he needed to call the web service interface. However, as a little white, he was tired of understanding this aspect. After groping, he completed a small Demo and recorded it. 1: background My colleague gave me a web service address. After opening it, the suffix is "...? wsdl". Put the link "http: / / ...

Using python to bulk upload files Recently, I need to fill in the form and upload the file on the Internet, so I thought whether I could write a step to do it, so I finally completed this task through Baidu. Let's summarize Grab a bag You can see from the packet capture that the upload process is actually complete ...