Questions

How to get correct timestamp in C#

I would like to get valid timestamp in my application so I wrote: ``` public static String GetTimestamp(DateTime value) { return value.ToString("yyyyMMddHHmmssffff"); } // ...later on in the cod...

14 Mar at 21:23

Convert java.util.Date to java.time.LocalDate

What is the best way to convert a `java.util.Date` object to the new JDK 8/JSR-310 `java.time.LocalDate`? ``` Date input = new Date(); LocalDate date = ??? ```

19 Oct at 21:29

RegEx: Grabbing values between quotation marks

I have a value like this: ``` "Foo Bar" "Another Value" something else ``` What regex will return the values enclosed in the quotation marks (e.g. `Foo Bar` and `Another Value`)?

15 Mar at 17:32

How can I transform string to UTF-8 in C#?

I have a string that I receive from a third party app and I would like to display it correctly in any language using C# on my Windows Surface. Due to incorrect encoding, a piece of my string looks l...

Get selected option text with JavaScript

I have a dropdown list like this: ``` <select id="box1"> <option value="98">dog</option> <option value="7122">cat</option> <option value="142">bird</option> </select> ``` How can I get the actual o...

10 Jun at 11:0

Show Image View from file path?

I need to show an image by using the file name only, not from the resource id. ``` ImageView imgView = new ImageView(this); imgView.setBackgroundResource(R.drawable.img1); ``` I have the image img1...

Expansion of variables inside single quotes in a command in Bash

I want to run a command from a which has single quotes and some other commands inside the single quotes and a variable. e.g. `repo forall -c '....$variable'` In this format, `$` is escaped and the ...

16 Feb at 01:7

If statement for strings in python?

I am a total beginner and have been looking at [http://en.wikibooks.org/wiki/Python_Programming/Conditional_Statements](http://en.wikibooks.org/wiki/Python_Programming/Conditional_Statements) but I ca...

20 Jul at 13:44

Pandas DataFrame: replace all values in a column, based on condition

I have a simple DataFrame like the following: | | Team | First Season | Total Games | | | ---- | ------------ | ----------- | | 0 | Dallas Cowboys | 1960 | 894 | | 1 | Chicago Bears | 1920 | 135...

26 Feb at 05:2

How to print the array?

``` int main() { int my array[3][3] = 10, 23, 42, 1, 654, 0, 40652, 22, 0 }; printf("%d\n", my_array[3][3]); return 0; } ``` I am not able to get the array to prin...

How to Get the Current URL Inside @if Statement (Blade) in Laravel 4?

I am using Laravel 4. I would like to access the current URL inside an `@if` condition in a view using the Laravel's Blade templating engine but I don't know how to do it. I know that it can be done ...

18 Nov at 00:46

How can I center a div within another div?

I suppose that the `#container` will be centered within `#main_content`. However, it is not. Why isn't this working, and how can I fix it? ``` #main_content { top: 160px; left: 160px; width: 800...

13 Aug at 00:56

How to change screen resolution of Raspberry Pi

I am using 7" TFT LCD Display with the Raspberry pi, can anyone tell how i can change the screen resolution of Raspberry Pi and what should be the resolution for the 7" TFT LCD Display.

6 Apr at 07:39

How to check date of last change in stored procedure or function in SQL server

I need to check when function was changed last time. I know how to check creation date (it is in function properties window in SQL Server Management Studio). I found that in SQL Server 2000 it wasn't ...

AngularJS ng-style with a conditional expression

I am handling my issue like this: ``` ng-style="{ width: getTheValue() }" ``` But to avoid having this function on the controller side, I would much prefer to do something like this: ``` ng-style=...

19 Jun at 02:39

How to store Node.js deployment settings/configuration files?

I have been working on a few Node apps, and I've been looking for a good pattern of storing deployment-related settings. In the Django world (where I come from), the common practise would be to have a...

3 May at 12:9

Timeout on a function call

I'm calling a function in Python which I know may stall and force me to restart the script. How do I call the function or what do I wrap it in so that if it takes longer than 5 seconds the script ca...

How should I write a Windows path in a Python string literal?

What is the best way to represent a Windows directory, for example `"C:\meshes\as"`? I have been trying to modify a script but it never works because I can't seem to get the directory right, I assume ...

13 Jan at 08:24

Measure execution time for a Java method

How do I calculate the time taken for the execution of a method in Java?

5 Jan at 19:46

How do I get textual contents from BLOB in Oracle SQL

I am trying to see from an SQL console what is inside an Oracle BLOB. I know it contains a somewhat large body of text and I want to just see the text, but the following query only indicates that the...

6 May at 08:41

Convert file: Uri to File in Android

What is the easiest way to convert from an [android.net.Uri](https://developer.android.com/reference/android/net/Uri) object which holds a `file:` type to a [java.io.File](https://developer.android.co...

22 Nov at 22:14

Full examples of using pySerial package

Can someone please show me a full python sample code that uses , i have the package and am wondering how to send the AT commands and read them back!

1 May at 16:25

Convert object array to hash map, indexed by an attribute value of the Object

# Use Case The use case is to convert an array of objects into a hash map based on string or function provided to evaluate and use as the key in the hash map and value as an object itself. A common...

1 Oct at 04:51

How to select unique records by SQL

When I perform `SELECT * FROM table` I got results like below: ``` 1 item1 data1 2 item1 data2 3 item2 data3 4 item3 data4 ``` As you can see, there are dup records from column2 (item1 are dupped). S...

13 Aug at 10:27

Convert generic List/Enumerable to DataTable?

I have few methods that returns different Generic Lists. Exists in .net any class static method or whatever to convert any list into a datatable? The only thing that i can imagine is use Reflection ...

3 Jun at 09:33