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Database development mistakes made by application developers [closed]
...using it anyway.
More here:
How important are constraints like NOT NULL and FOREIGN KEY if I’ll always control my database input with php?
Are foreign keys really necessary in a database design?
Are foreign keys really necessary in a database design?
3. Using natural rather than surrogate (te...
Save modifications in place with awk
I am learning awk and I would like to know if there is an option to write changes to file, similar to sed where I would use -i option to save modifications to a file.
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Sorting an array of objects by property values
I've got the following objects using AJAX and stored them in an array:
30 Answers
30
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Is it possible to display inline images from html in an Android TextView?
...play as a generic replacement image which your program can then go through and replace with real images.
If you don't want to do this replacement yourself you can use the other Html.fromHtml() method which takes an Html.TagHandler and an Html.ImageGetter as arguments as well as the text to parse.
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How to check for Is not Null And Is not Empty string in SQL server?
...we check in a SQL Server WHERE condition whether the column is not null and not the empty string ( '' )?
7 Answers
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What exactly does a jar file contain?
As an intern, I use company code in my projects and they usually send me a jar file to work with. I add it to the build path in Eclipse and usually all is fine and dandy.
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What is the difference between functional and non functional requirement? [closed]
What is the difference between functional and non-functional requirements in the context of designing a software system?
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How do I ignore the initial load when watching model changes in AngularJS?
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set a flag just before the initial load,
var initializing = true
and then when the first $watch fires, do
$scope.$watch('fieldcontainer', function() {
if (initializing) {
$timeout(function() { initializing = false; });
} else {
// do whatever you were going to do
}
});
Th...
What's the difference between streams and datagrams in network programming?
...the call, the other answers, you say hello to each other (SYN/ACK in TCP), and then you exchange information. Once you are done, you say goodbye (FIN/ACK in TCP). If one side doesn't hear a goodbye, they will usually call the other back since this is an unexpected event; usually the client will re...
tmux: How to join two tmux windows into one, as panes?
I have two tmux windows, with a single pane in each, and I would like to join these two panes together into a single window as a horizontal split panes. How could I do that?
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