Working with Image Size and Canvas Size in Photoshop
The Photoshop features called Image Size and Canvas Size can be a little confusing. The names are similar, and at first glance what they do will seem to be also. And both are on the Image menu. But the two controls do something quite different from...
double vs single quotes php
The Difference Between Double and Single Quotes in PHP
In PHP, the difference between using double or single quotes is quite large unlike other languages like JavaScript.  The main difference, that I believe is most important, is you can use variables inside of double quotes in wherein single quote statements you cannot.  For example, if...
How to Adjust Resolution in Adobe Photoshop
Resolution, in the graphics world, refers to detail. Usually, in a Photoshop document, it means the number of dots or pixels per inch. And this number tells you how detailed, sharp, or clear the image will be. Generally, the higher, the better. But there are a...
run function with button click
How to run a function with a button click in JavaScript
In JavaScript, there are times when you need a block of code to just sit back, relax, and not run right when the page loads.  This is where JavaScript functions come in.  A function is a block of code that runs when we tell it to. ...
How to Create a Parameter Query in Access
The parameter query, while easy to set up, actually depends on a sort of quirk in the program, as we’ll see. But regardless, it’s a very powerful feature; it allows many variations on one question in a database. Ranges of dates, differences in spelling, and many...
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How to get user input in JavaScript
There are times in JavaScript when you'll need to get the user's input so you can perform some sort of calculation with it.  One of the most used methods to get user input is the command document.getElementById("someId").value.  To use this you would first need a textbox...
Creating an Action Query in Microsoft Access
The action query in Access is a different thing from the normal query we create, called a “select” query. The latter simply selects data and shows the result. But an action query edits data, or even deletes it. And the key thing one needs to know...
ternary operator
How To Use The Ternary Operator in JavaScript
In JavaScript, there is a thing called the ternary operator.  It's a fancy term for a shorthand way to write an if statement.  To compare and contrast let's take a look at the long way of creating an if statement: if(x==1){ alert("There is " + x...
How to Create a Subquery in Microsoft Access
Just as there can be subforms and subreports within an Access form or report, there can be a subquery within a query. As the term implies, a “query within a query” allows the main query to be more specific, or complex. It sometimes requires a little...
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How to create a JavaScript Object
In JavaScript, there is a thing called an object.  It's something that can contain a value that is equal to something else.  Those are called key/value pairs.  There's a key that is equal to some value.  It's a way that you can have a variable equal...
How to Indicate Blank Results in Crystal Reports
When we print a report in any database-connected situation, we sometimes get blank results, i.e. nothing to report. But we certainly don’t want to waste paper on such a thing. So how can we let a user know about it without sending more than one page...
substring vs substr javascript training
Substr vs Substring in JavaScript
JavaScript has some slick ways of dealing with strings (words, sentences, etc.)  There are a couple of methods in JavaScript called substr() and substring() that do similar but very different things.  Both are able to extract certain parts of a word or sentence to be used...
Using Fields in Text Objects in Crystal Reports
Fields, in Crystal Reports, are the way we bring data from a source into a report. Sometimes, we need to combine the data with text even more directly than placing them side by side. The technique we can use is similar to creating a mail merge...
loop through array javascript
How to Loop Through an Array in JavaScript
Video version of this post: In JavaScript, there's a helpful way to access every item that's in an Array and it's called a for in loop.  It has the functionality, by default to go through and only run however many times there are items in the...
How to Create an Action in Adobe Photoshop
An Action is the Photoshop equivalent of a macro in programs like Word and Access. It allows consistent repetition of a sequence of steps. So it’s easier to do the same thing in different files, if one wants. As usual, the thing which helps most is...
jquery toggle effect
JQuery Toggle Drop Down Effect
jQuery is a pretty amazing JavaScript library.  It allows you to do things with JavaScript that were, back in the day, pretty tough to pull off.  Today I want to show you how to do a simple toggle drop down effect using jQuery.  The first thing you'll...
How to Use Quick Mask Mode in Photoshop
Of all the “beyond-the-basics” tools in Photoshop, the Quick Mask feature is probably one of the most nitpicky to understand. But it can provide the user with a fairly easy method of doing something complex, namely, making selections. So it’s worth the time. It’s normally easiest...
JavaScript Regular Expressions
How to use JavaScript Regular Expressions – Video
Video of regular expressions with phone numbers:
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Using the Gradients in Photoshop—Additional Info
In an earlier post, I went through the basics of creating gradients in Photoshop. In this one, I want to mention a couple more details which might be helpful in their use. There are five patterns, or appearances, which gradients can follow, shown to the right...
html video autoplay
How to autoplay a video using HTML 5 in Chrome
Chrome is a great browser but sometimes it has a lot of security features that end up conflicting with your code and what you're trying to do.  For example, they added a feature that won't play a video on a website if the sound is enabled. ...