How To have Dynamic SQL in MySQL Stored Procedure

How To have Dynamic SQL in MySQL Stored Procedure

How do you build and use dynamic sql in a MySQL stored procedure? 1:I don't believe MySQL supports dynamic sql. You can do "prepared" statements which is similar, but different.Here is an example:mysql> PREPARE stmt FROM -> 'select

How to make a query with group_concat in sql server [duplicate]

How to make a query with group_concat in sql server [duplicate]

This question already has an answer here: Simulating group_concat MySQL function in Microsoft SQL Server 2005? 9 answers I know that in sql server we c

vertical-align with Bootstrap 3

vertical-align with Bootstrap 3

I'm using Twitter Bootstrap 3, and I have problems when I want to align vertically two div, for example — JSFiddle link:

What's the difference between INNER JOIN, LEFT JOIN, RIGHT JOIN and FULL JOIN? [duplicate]

What's the difference between INNER JOIN, LEFT JOIN, RIGHT JOIN and FULL JOIN? [duplicate]

This question already has an answer here: What is the difference between “INNER JOIN” and “OUTER JOIN”? 33 answers What's the d

PHP Script to populate MySQL tables

PHP Script to populate MySQL tables

Is anyone aware of a script/class (preferably in PHP) that would parse a given MySQL table's structure and then fill it with x number of rows of random test data based on the field types? I have never seen or heard of something like this an

DataGridView setting Row height in code and disable manual resize

DataGridView setting Row height in code and disable manual resize

In my grid I had following line of code which disabled user's manual resizing:dgvTruckAvail.AutoSizeRowsMode = DataGridViewAutoSizeRowsMode.AllCells;Now I needed to set column height in code and it didn't work (see DataGridView setting row

Ensuring text wraps in a dataGridView column

Ensuring text wraps in a dataGridView column

I have dataGridView with a particular column. When I write long text in dataGridView it shows me a shortened version, with ellipses, because the column isn't wide enough to display the entire string.| textdsadasda... |What do I must to do

python pandas flatten a dataframe to a list

python pandas flatten a dataframe to a list

I have a df like so:import pandasa=[['1/2/2014', 'a', '6', 'z1'], ['1/2/2014', 'a', '3', 'z1'], ['1/3/2014', 'c', '1', 'x3'], ]df = pandas.DataFrame.from_records(a[1:],columns=a[0])I want to flatten the df so it is one cont

Why Object#hashCode() returns int instead of long

Why Object#hashCode() returns int instead of long

why not:public native long hashCode();instead of: public native int hashCode();for higher chance of achieving unique hash codes? 1:Because the maximum length of an array is Integer.MAX_VALUE. Since the prime use of hashCode() is to deter

Warning: Each child in an array or iterator should have a unique “key” prop. Check the render method

Warning: Each child in an array or iterator should have a unique “key” prop. Check the render method

I built an app with ReactNative both for iOS and android with a ListView. When populating the listview with a valid datasource, the following warning is printed at the bottom of the screen: Warning: Each child in an array or iterator shoul

How do I query for fields containing a given text in MySQL?

How do I query for fields containing a given text in MySQL?

SELECT stuff REGEXP 'itunes' as is_itunes;In this MySQL query, if "stuff" has the word "itunes" in it, it will mark it as itunes.However, I want to say "begin with". How can I check for "begin with" instead of anywhere in the text? 1:SEL

EF code first - Model compatibility cannot be checked because the database does not contain model me

EF code first - Model compatibility cannot be checked because the database does not contain model me

I have enabled automatic migrations. Then, I deleted my whole db. Next, i executed Update-database from command console, and it recreated my db. Then, I started my application only to see this error: Model compatibility cannot be checked b

sort tableview with drag and drop (rows)

sort tableview with drag and drop (rows)

my aim is to sort a tableview with drag and drop.I followed this example: http://docs.oracle.com/javafx/2/fxml_get_started/fxml_tutorial_intermediate.htmFor drag and drop I added the fxml via Scene Builderand made the [email protected] pr

Equal Height Rows for Fluid Width Elements

Equal Height Rows for Fluid Width Elements

I've used Chris Coyiers Equal Height Blocks in Rows jQuery script many times before, and it's always worked great. That being said, I've always developed websites built for a specific resolution. This time around I'm developing a responsive

Swift : align UILabel text in the top rather in the middle

Swift : align UILabel text in the top rather in the middle

I want the UILabel to start from the top even if the text is short it seems that NSTextAlignment doesn't workcell.textContent.text = comments[indexPath.row]cell.textContent.textAlignment = func tableView(tableView: UITableView, cellForRowAt

CSS/Webkit: Background Images for Table Row

CSS/Webkit: Background Images for Table Row

For some reason when you apply a background image to a tr in Safari/Chrome it renders it as if the rule applies to every td.Firefox:Firefox http://www.whyprime.com/temp/table-firefox.pngSafari:Safari http://www.whyprime.com/temp/table-safar

How to convert records including 'include' associations to JSON

How to convert records including 'include' associations to JSON

If I do something like:result = Appointment.find( :all, :include => :staff )logger.debug { result.inspect }then it only prints out the Appointment data, and not the associated staff data.If I do result[0].staff.inpsect then I get the staff

SQLite Number of Transactions Limit?

SQLite Number of Transactions Limit?

I'm trying to insert a large amount of records (in the millions) into an SQLite database. The data is read in from a file stream (C++). If I begin a single transaction, perform all of the inserts and then commit the transaction, I only get

mysql last month date statement

mysql last month date statement

I have a DATE, how do I write a where that checks for last month until now (either the first of or just today's day -1 month)? 1:SELECT * FROM table WHERE dateField > DATE_SUB(NOW(), INTERVAL 1 MONTH)This selects all rows that have a dat

Emit Tuples From Erlang Views In CouchDB

Emit Tuples From Erlang Views In CouchDB

CouchDB, version 0.10.0, using native erlang views.I have a simple document of the form:{ "_id": "user-1", "_rev": "1-9ccf63b66b62d15d75daa211c5a7fb0d", "type": "user", "identifiers": [ "ABC", "DEF", "123" ]

How to avoid implicit character conversion when using apply on dataframe

How to avoid implicit character conversion when using apply on dataframe

When using apply on a data.frame, the arguments are (implicitly) converted to character. An example:df but: apply(df, 1, function(y) class(y["t2"])) ## [1] "character" "character" "character" "character" "character" "character" ## [7] "char

Multiple CouchDB Document fetch with couchdb-python

Multiple CouchDB Document fetch with couchdb-python

How to fetch multiple documents from CouchDB, in particular with couchdb-python? 1:Easiest way is to pass a include_docs=True arg to Database.view. Each row of the results will include the doc. e.g.>>> db = couchdb.Database('http://local

Use a factor column in “by” and do not drop empty factors

Use a factor column in “by” and do not drop empty factors

Suppose I have a data.table:x I want to know how many rows in x exist for each group:x[, .N, by="group"]# group N# 1: a 2# 2: b 1Question: is there some way to force the above by="group" to consider all levels of the factor group

Convert a 2D array index into a 1D index

Convert a 2D array index into a 1D index

I have two arrays for a chess variant I am coding in java...I have a console version so far which represents the board as a 1D array (size is 32) but I am working on making a GUI for it and I want it to appear as a 4x8 grid, so I have a 2-d

How to delete leading empty space in a SQL Database Table using MS SQL Server Managment Studio

How to delete leading empty space in a SQL Database Table using MS SQL Server Managment Studio

I imported an Excel sheet with countries into a database table.Unfortunately all rows have some leading empty space.So, how can I delete these empty spaces? 1:This will remove leading and trailing spacesUpdate tablename set fieldName = l