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Iterate over object attributes in python
I have a python object with several attributes and methods. I want to iterate over object attributes.
8 Answers
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How can I start an interactive console for Perl?
How can I start an interactive console for Perl, similar to the irb command for Ruby or python for Python?
23 Answers
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When a 'blur' event occurs, how can I find out which element focus went *to*?
...work for focus changes caused by tabbing through fields with the keyboard, and does not work at all in Chrome or Safari. The big problem with using activeElement (except in IE) is that it is not consistently updated until after the blur event has been processed, and may have no valid value at all du...
Pushing from local repository to GitHub hosted remote
...push your local repository to the remote repository using the git push command after first establishing a relationship between the two with the git remote add [alias] [url] command. If you visit your Github repository, it will show you the URL to use for pushing. You'll first enter something like:...
Best practices for reducing Garbage Collector activity in Javascript
... the 'sawtooth' output from the Memory timeline in the Chrome dev tools) - and this often impacts the performance of the application.
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How do you simulate Mouse Click in C#?
...ave also removed the Windows.Forms references so I can use it from console and WPF applications without additional references.
using System;
using System.Runtime.InteropServices;
public class MouseOperations
{
[Flags]
public enum MouseEventFlags
{
LeftDown = 0x00000002,
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How do you work with an array of jQuery Deferreds?
...then the schemas, then finally initialize the application with the schemas and urls for the various data objects. As the user navigates the application, data objects are loaded, validated against the schema, and displayed. As the user CRUDs the data, the schemas provide first-pass validation.
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How do I escape spaces in path for scp copy in Linux?
...I want to copy a file from remote to local system... now I'm using scp command in linux system.. I have some folders or files names are with spaces, when I try to copy that file, it shows the error message: "No such file or directory"
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HTTP POST using JSON in Java
...enable you to make the required request
Create an HttpPost request with it and add the header application/x-www-form-urlencoded
Create a StringEntity that you will pass JSON to it
Execute the call
The code roughly looks like (you will still need to debug it and make it work):
// @Deprecated HttpCli...
Check if null Boolean is true results in exception
...r null as any other object.
In your particular case, your Boolean is null and the if statement triggers an implicit conversion to boolean that produces the NullPointerException. You may need instead:
if(bool != null && bool) { ... }
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