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MySQL: Large VARCHAR vs. TEXT?
... in MySQL which records messages between users. Apart from the typical ids and message types (all integer types) I need to save the actual message text as either VARCHAR or TEXT. I'm setting a front-end limit of 3000 characters which means the messages would never be inserted into the db as longer t...
Migrating from JSF 1.2 to JSF 2.0
...SF 1.2 to 2.0 depends on the view technology which you are currently using and which you want to use.
JSP 2.x to JSP 2.x = Almost no effort.
Facelets 1.x to Facelets 2.0 = Little effort.
JSP 2.x to Facelets 2.0 = Lot of effort. Double this if you also have custom components.
Basic changes
Reg...
AngularJS : How to watch service variables?
... always use the good old observer pattern if you want to avoid the tyranny and overhead of $watch.
In the service:
factory('aService', function() {
var observerCallbacks = [];
//register an observer
this.registerObserverCallback = function(callback){
observerCallbacks.push(callback);
...
Differences between fork and exec
What are the differences between fork and exec ?
9 Answers
9
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Subscripts in plots in R
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How to load "2" from the variable? I have a loop and need to plot x_[1] x_[2] x_[3] ...
– 0x2207
Dec 11 '14 at 11:38
6
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Does JavaScript guarantee object property order?
... iteration order is a combination of the insertion order for strings keys, and ascending order for number-like keys:
// key order: 1, foo, bar
const obj = { "foo": "foo", "1": "1", "bar": "bar" }
Using an array or a Map object can be a better way to achieve this. Map shares some similarities with O...
Variable interpolation in the shell
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What is the difference between using ${} and double quotes? Should I prefer one over the other?
– user31389
Mar 10 '18 at 10:49
3
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Reading settings from app.config or web.config in .NET
...you very much! very straight forward answer. I was building a console app! and this answer save the day!
– PatsonLeaner
May 29 '19 at 6:36
2
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Removing empty lines in Notepad++
How can I replace empty lines in Notepad++? I tried a find and replace with the empty lines in the find, and nothing in the replace, but it did not work; it probably needs regex.
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Xcode 6 how to enable storyboard zoom?
I've updated to Xcode 6 beta 3 and see that the [+ = -] buttons in the storyboard corner are gone. Is there a way for me to zoom in and out on view controllers within a storyboard in Xcode 6?
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