Questions

Read .mat files in Python

Is it possible to read binary MATLAB .mat files in Python? I've seen that SciPy has alleged support for reading .mat files, but I'm unsuccessful with it. I installed SciPy version 0.7.0, and I can't ...

24 Jul at 09:26

ADB Shell Input Events

What is the basic difference between `adb shell input keyevent` and `adb shell sendevent`? Which one should I use for inputting a character? Are the keycodes the same that we pass to both the commands...

22 Mar at 04:28

Serializing a list to JSON

I have an object model that looks like this: ``` public MyObjectInJson { public long ObjectID {get;set;} public string ObjectInJson {get;set;} } ``` The property `ObjectInJson` is an already se...

17 Jan at 19:6

Fit cell width to content

Given the following markup, how could I use CSS to force one cell (all cells in column) to fit to the width of the content within it rather than stretch (which is the default behaviour)? ``` td.block ...

28 Jun at 14:55

Return value in a Bash function

I am working with a bash script and I want to execute a function to print a return value: ``` function fun1(){ return 34 } function fun2(){ local res=$(fun1) echo $res } ``` When I execute `f...

11 Apr at 21:45

How to convert JSON string to array

What I want to do is the following: 1. taking JSON as input from text area in php 2. use this input and convert it to JSON and pass it to php curl to send request. this m getting at php from get ...

22 Sep at 09:24

Logical operator in a handlebars.js {{#if}} conditional

Is there a way in handlebars JS to incorporate logical operators into the standard handlebars.js conditional operator? Something like this: ``` {{#if section1 || section2}} .. content {{/if}} ``` I...

13 Jan at 15:59

Enumerations on PHP

I know that PHP doesn't yet have native Enumerations. But I have become accustomed to them from the Java world. I would love to use enums as a way to give predefined values which IDEs' auto-completion...

16 Feb at 07:17

How do I specify unique constraint for multiple columns in MySQL?

I have a table: ``` table votes ( id, user, email, address, primary key(id), ); ``` Now I want to make the columns unique (together). How do I do this in MySql? Of course the...

Unrecognized SSL message, plaintext connection? Exception

I have a java complied package to speak with the https server on net. Running the compilation gives the following exception: ``` javax.net.ssl.SSLException: Unrecognized SSL message, plaintext connec...

4 Aug at 16:31

Converting String To Float in C#

I am converting a string like "41.00027357629127", and I am using; ``` Convert.ToSingle("41.00027357629127"); ``` or ``` float.Parse("41.00027357629127"); ``` These methods return . When I conv...

How to center buttons in Twitter Bootstrap 3?

I am building a form in Twitter Bootstrap but I'm having issues with centering the button below the input in the form. I have already tried applying the `center-block` class to the button but that did...

11 Oct at 17:50

How do I push a local Git branch to master branch in the remote?

I have a branch called develop in my local repo, and I want to make sure that when I push it to origin it's merged with the origin/master. Currently, when I push it's added to a remote develop branch....

26 Feb at 12:53

.htaccess redirect all pages to new domain

Which redirect rule would I use to redirect all pages under `olddomain.example` to be redirected to `newdomain.example`? The site has a totally different structure, so I want under the old domain to...

20 Dec at 13:31

Copy data into another table

How to copy/append data from one table into another table with same schema in SQL Server? let's say there is a query ``` select * into table1 from table2 where 1=1 ``` which creates `table1`...

21 Apr at 12:25

How do I download a file with Angular2 or greater

I have a WebApi / MVC app for which I am developing an angular2 client (to replace MVC). I am having some troubles understanding how Angular saves a file. The request is ok (works fine with MVC, and ...

'too many values to unpack', iterating over a dict. key=>string, value=>list

I am getting the `too many values to unpack` error. Any idea how I can fix this? ``` first_names = ['foo', 'bar'] last_names = ['gravy', 'snowman'] fields = { 'first_names': first_names, 'las...

11 Mar at 03:2

Remove all special characters except space from a string using JavaScript

I want to remove all special characters except space from a string using JavaScript. For example, `abc's test#s` should output as `abcs tests`.

9 Dec at 16:33

How can I make a UITextField move up when the keyboard is present - on starting to edit?

With the iOS SDK: I have a `UIView` with `UITextField`s that bring up a keyboard. I need it to be able to: 1. Allow scrolling of the contents of the UIScrollView to see the other text fields once the...

Which characters make a URL invalid?

Which characters make a URL invalid? Are these valid URLs? - `example.com/file[/].html`- `http://example.com/file[/].html`

4 Apr at 19:25

Extending from two classes

How can I do this: ``` public class Main extends ListActivity , ControlMenu ``` Also, I would like to know that is this approach is okay that I have made the menus in class which is ControlMenu and...

23 Jun at 16:42

"Active Directory Users and Computers" MMC snap-in for Windows 7?

Is there an equivalent tool available for use in Windows 7? I just need to browse the membership of some small Active Directory groups that are deep within a huge hierarchy, so I can eventually write...

12 Jun at 16:22

How to implement onBackPressed() in Fragments?

Is there a way in which we can implement `onBackPressed()` in Android Fragment similar to the way in which we implement in Android Activity? As the Fragment lifecycle do not have `onBackPressed()`. I...

Can I use a :before or :after pseudo-element on an input field?

I am trying to use the `:after` CSS pseudo-element on an `input` field, but it does not work. If I use it with a `span`, it works OK. ``` <style type="text/css"> .mystyle:after {content:url(smiley.g...

14 Nov at 04:16

What is the best regular expression to check if a string is a valid URL?

How can I check if a given string is a valid URL address? My knowledge of regular expressions is basic and doesn't allow me to choose from the hundreds of regular expressions I've already seen on the...

29 Dec at 17:3