Questions

How can I scale the content of an iframe?

How can I scale the content of an iframe (in my example it is an HTML page, and is not a popup) in a page of my web site? For example, I want to display the content that appears in the iframe at 80% ...

8 Dec at 10:37

Difference between two dates in Python

I have two different dates and I want to know the difference in days between them. The format of the date is YYYY-MM-DD. I have a function that can ADD or SUBTRACT a given number to a date: ``` def ...

21 Dec at 18:57

How to customize a Spinner in Android

I want to add a custom height to the dropdown of a `Spinner`, say 30dp, and I want to hide the dividers of the dropdown list of `Spinner`. So far I tried to implement following style to the `Spinner`...

Multiple Inheritance in C#

Since multiple inheritance is bad (it makes the source more complicated) C# does not provide such a pattern directly. But sometimes it would be helpful to have this ability. For instance I'm able to i...

20 Jun at 09:12

How can I determine the direction of a jQuery scroll event?

I'm looking for something to this effect: ``` $(window).scroll(function(event){ if (/* magic code*/ ){ // upscroll code } else { // downscroll code } }); ``` Any ideas?

3 Feb at 05:33

Testing whether a value is odd or even

I decided to create simple and function with a very simple algorithm: ``` function isEven(n) { n = Number(n); return n === 0 || !!(n && !(n%2)); } function isOdd(n) { return isEven(Number(n)...

13 Aug at 09:7

Get line number while using grep

I am using grep recursive to search files for a string, and all the matched files and the lines containing that string are print on the terminal. But is it possible to get the line numbers of those li...

15 Oct at 04:49

How do I restart a service on a remote machine in Windows?

Sometimes while debugging, I need to restart a service on a remote machine. Currently, I'm doing this via Remote Desktop. How can it be done from the command line on my local machine?

9 Oct at 15:32

"Failed to install the following Android SDK packages as some licences have not been accepted" error

I am getting this error in jitpack, I've tried everything on the internet. Below is my error ``` Failed to install the following Android SDK packages as some licences have not been accepted. pl...

SSL Error: unable to get local issuer certificate

I'm having trouble configuring SSL on a Debian 6.0 32bit server. I'm relatively new with SSL so please bear with me. I'm including as much information as I can. ### Configuration The server is r...

origin 'http://localhost:4200' has been blocked by CORS policy in Angular7

I want to use of [http://5.160.2.148:8091/api/trainTicketing/city/findAll](http://5.160.2.148:8091/api/trainTicketing/city/findAll) rest for get cities in my angular project. I used version 7.2.15 of ...

27 May at 15:1

How to embed a SWF file in an HTML page?

How do you embed a SWF file in an HTML page?

26 Nov at 13:42

Is it possible to focus on a <div> using JavaScript focus() function?

Is it possible to focus on a `<div>` using JavaScript `focus()` function? I have a `<div>` tag ``` <div id="tries">You have 3 tries left</div> ``` I am trying to focus on the above `<div>` using :...

23 Jul at 15:43

Remove part of string in Java

I want to remove a part of string from one character, that is: Source string: ``` manchester united (with nice players) ``` Target string: ``` manchester united ```

14 Aug at 13:38

Sending a mail from a linux shell script

I want to send an email from a Linux Shell script. What is the standard command to do this and do I need to set up any special server names?

1 Mar at 14:36

How do I decode a base64 encoded string?

I am trying to "decode" this following Base64 string: > OBFZDTcPCxlCKhdXCQ0kMQhKPh9uIgYIAQxALBtZAwUeOzcdcUEeW0dMO1kbPElWCV1ISFFKZ0kdWFlLAURPZhEFQVseXVtPOUUICVhMAzcfZ14AVEdIVVgfAUIBWVpOUlAeaUVMXFlKIy9...

22 Jan at 07:39

How can I use a for each loop on an array?

I have an array of Strings: ``` Dim sArray(4) as String ``` I am going through each String in the array: ``` for each element in sarray do_something(element) next element ``` `do_something` ta...

7 Sep at 20:12

How can I obfuscate (protect) JavaScript?

I want to make a JavaScript application that's not open source, and thus I wish to learn how to can obfuscate my JS code? Is this possible?

How to set a timer in android

What is the proper way to set a timer in android in order to kick off a task (a function that I create which does not change the UI)? Use this the Java way: [http://docs.oracle.com/javase/1.5.0/docs/...

16 Nov at 16:28

Format of the initialization string does not conform to specification starting at index 0

I have an ASP.NET application which runs fine on my local development machine. When I run this application online, it shows the following error: > Format of the initialization string does not conform ...

3 Sep at 21:7

Tomcat Server Error - Port 8080 already in use

I received the following error while attempting to execute a Servlet program in Eclipse Mars EE. > 'Starting Tomcat v8.0 Sever at localhost' has encountered a problem.Port 8080 required by Tomcat v8...

13 Dec at 17:55

Is there a way to get version from package.json in nodejs code?

Is there a way to get the version set in `package.json` in a nodejs app? I would want something like this ``` var port = process.env.PORT || 3000 app.listen port console.log "Express server listening...

How to check String in response body with mockMvc

I have simple integration test ``` @Test public void shouldReturnErrorMessageToAdminWhenCreatingUserWithUsedUserName() throws Exception { mockMvc.perform(post("/api/users").header("Authorization...

20 Dec at 13:38

ReactJS: Maximum update depth exceeded error

I am trying to toggle the state of a component in ReactJS but I get an error stating: > Maximum update depth exceeded. This can happen when a component repeatedly calls setState inside componentWillU...

19 Jul at 09:12

Forbidden You don't have permission to access / on this server

All I wanted to do today was to write a redirect rule to a subfolder, e.g.: You enter the URL: and you get redirected to Such a simple wish. I tried to find a solution on the internet. The internet...