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Deshaun Christiansen

Questions by Deshaun Christiansen

How to align texts inside of an input??

For all default inputs, the text you fill starts on the left. How do you make it start on the right? ...

Google Charts Timeline grid - change timeline label span?

I'm using Google Charts API to draw timeline of a multipart process. Right now it is adjusted automatically; for the...

Pop off array in C#?

I've got a string array in C# and I want to pop the top element off the array (ie. remove the first element, and mov...

Python: Pandas pd.read_excel giving ImportError: Install xlrd >= 0.9.0 for Excel support?

I am trying to read a .xlsx with pandas, but get the follwing error: data = pd.read_excel(low_memory=False, io="Dat...

Free XSD to DTD conversion utility??

I have a XSD (XML Schema) that I need to convert to a DTD. Is there a free utility or simple way to accomplish this?...

How to plot vectors in python using matplotlib?

I am taking a course on linear algebra and I want to visualize the vectors in action, such as vector addition, norma...

A very strange deadlock on key lock in SQL Server?

It is very strange that when there are 2 connections running the below transaction on different rows, deadlock is de...

Cast to int on SqlCommand-ExecuteScalar error handling?

I have code that is possibly fragile. This statement here int countDis = (int)cmd.ExecuteScalar(); If I change t...

Angular 2 radio button events?

What are those events called in Angular 2 when radio button is selected or unselected. Something like <input t...

Optimal algorithm for returning top k values from an array of length N?

I have an array of n floats, and I wish to return the top k (in my case n ~ 100, k ~ 10) Is there a known optimal ...

PHP Command, not found?

I tried to install composer via PHP command like said in getcomposer site, But the bash throw an error: bash: php:...

Constraint for phone number in SQL Server?

Constraint for phone number to be of 7 digits. How to check if it is of 7 digits in SQL Server? CREATE TABLE Custom...

How to use `bcrypt` algorithm within `encrypt` function in MySQL for verifying password??

I have bcrypted value($2y$10$zQaDT8hXM4pLmBdwN0xEseda/oKJAQKMKMzUrV8jbs6Epz28BXzBS) of password (qwe). But when I am...