Questions

Meaning of 'const' last in a function declaration of a class?

What is the meaning of `const` in declarations like these? The `const` confuses me. ``` class foobar { public: operator int () const; const char* foo() const; }; ```

3 Jun at 13:20

jQuery find element by data attribute value

I have a few elements like below: ``` <a class="slide-link" href="#" data-slide="0">1</a> <a class="slide-link" href="#" data-slide="1">2</a> <a class="slide-link" href="#" data-slide="2">3</a> ``` ...

22 Mar at 03:47

Set object property using reflection

Is there a way in C# where I can use reflection to set an object property? Ex: ``` MyObject obj = new MyObject(); obj.Name = "Value"; ``` I want to set `obj.Name` with reflection. Something like: ...

27 Mar at 13:25

Increase max execution time for php

I have added `set_time_limit(0);` function to increase execution time but its executing only 2-3 minutes maximum. ``` error_reporting(E_ALL); error_reporting(1); set_time_limit(0); ``` I want to sear...

24 Jul at 04:54

make: Nothing to be done for `all'

I am going through an eg pgm to create a make file. [http://mrbook.org/tutorials/make/](http://mrbook.org/tutorials/make/) My folder eg_make_creation contains the following files, ``` desktop:~/eg_...

19 Dec at 13:58

What is the 'override' keyword in C++ used for?

I am a beginner in C++. I have come across `override` keyword used in the header file that I am working on. May I know, what is real use of `override`, perhaps with an example would be easy to underst...

26 May at 19:18

Rebase feature branch onto another feature branch

I have two (private) feature branches that I'm working on. ``` a -- b -- c <-- Master \ \ \ d -- e <-- Branch1 \ f -- g <-- ...

21 Aug at 14:10

builtins.TypeError: must be str, not bytes

I've converted my scripts from Python 2.7 to 3.2, and I have a bug. ``` # -*- coding: utf-8 -*- import time from datetime import date from lxml import etree from collections import OrderedDict # Cr...

7 Mar at 01:1

How to sync with a remote Git repository?

I forked a project on github, made some changes, so far so good. In the meantime, the repository I forked from changed and I would like to get those changes into my repository. How do I do that ?

29 Jan at 05:36

How to set the first option on a select box using jQuery?

I have two HTML `select` boxes. I need to reset one `select` box when I make a selection in another. ``` <select id="name" > <option value="">select all</option> <option value="1">Text 1</opt...

18 Aug at 07:55

Broadcast receiver for checking internet connection in android app

I am developing an android broadcast receiver for checking internet connection. The problem is that my broadcast receiver is being called two times. I want it to get called only when the network is a...

React-Router: No Not Found Route?

Consider the following: ``` var AppRoutes = [ <Route handler={App} someProp="defaultProp"> <Route path="/" handler={Page} /> </Route>, <Route handler={App} someProp="defaultPr...

22 Jul at 12:29

Superscript in markdown (Github flavored)?

Following this [lead](https://web.archive.org/web/20171125132707/http://blog.jochmann.me:80/post/24465337253/tumblr-markdown-footnote-superscript-css), I tried this in a Github README.md: ``` <span s...

26 Feb at 17:33

Javascript : Send JSON Object with Ajax?

Is this possible? ``` xmlHttp.send({ "test" : "1", "test2" : "2", }); ``` Maybe with: a header with `content type` : `application/json`?: ``` xmlHttp.setRequestHeader('Content-Type', 'appl...

20 Jun at 22:15

Select element based on multiple classes

I have a style rule I want to apply to a tag when it has classes. Is there any way to perform this without JavaScript? In other words: ``` <li class="left ui-class-selector"> ``` I want to apply my ...

7 Jan at 09:12

Can't find how to use HttpContent

I am trying to use `HttpContent`: ``` HttpContent myContent = HttpContent.Create(SOME_JSON); ``` ...but I am not having any luck finding the DLL where it is defined. First, I tried adding referenc...

8 Jun at 00:53

why should I make a copy of a data frame in pandas

When selecting a sub dataframe from a parent dataframe, I noticed that some programmers make a copy of the data frame using the `.copy()` method. For example, ``` X = my_dataframe[features_list].copy(...

10 Jul at 20:39

Fastest way to determine if an integer's square root is an integer

I'm looking for the fastest way to determine if a `long` value is a perfect square (i.e. its square root is another integer): 1. I've done it the easy way, by using the built-in Math.sqrt() functio...

How to get Real IP from Visitor?

I'm using this PHP code to get a visitor's IP address: ``` <?php echo $_SERVER['REMOTE_ADDR']; ?> ``` But, I can't get the real IP address from visitors . Is there any way to get a visitor's IP add...

1 Sep at 13:52

ImportError in importing from sklearn: cannot import name check_build

I am getting the following error while trying to import from sklearn: ``` >>> from sklearn import svm Traceback (most recent call last): File "<pyshell#17>", line 1, in <module> from sklearn im...

10 Aug at 08:35

Get original URL referer with PHP?

I am using `$_SERVER['HTTP_REFERER'];` to get the referer Url. It works as expected until the user clicks another page and the referer changes to the last page. How do I store the original referring ...

8 Dec at 04:27

How to quickly and conveniently disable all console.log statements in my code?

Is there any way to turn off all `console.log` statements in my JavaScript code, for testing purposes?

28 Feb at 08:16

Jquery: Find Text and replace

``` <div id="id1"> <p> apple </p> <p> ball </p> <p> cat </p> <p> dogsss </p> </div> ``` How Do I change `dogsss` to `dollsss` using `jquery`?

16 Nov at 04:16

SQL where datetime column equals today's date?

How can I get the records from a db where created date is today's date? ``` SELECT [Title], [Firstname], [Surname], [Company_name], [Interest] FROM [dbo].[EXTRANET_users] WHERE DATE(Submission_date...

19 Jun at 11:0

tsc throws `TS2307: Cannot find module` for a local file

I've got a simple example project using TypeScript: [https://github.com/unindented/ts-webpack-example](https://github.com/unindented/ts-webpack-example) Running `tsc -p .` (with `tsc` version 1.8.10)...

31 May at 14:40