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What's the key difference between HTML 4 and HTML 5?
...Documents
The primary one is consistent, defined error handling. As you know, HTML purposely supports 'tag soup', or the ability to write malformed code and have it corrected into a valid document. The problem is that the rules for doing this aren't written down anywhere. When a new browser vend...
R and version control for the solo data analyst
...e this applies to you, but it would have made our clients very nervous to know that every version of every script that we had ever produced was potentially discoverable. We used version control for code modules that were reused in multiple engagements, but did not use version control for engagement...
Set “this” variable easily?
... is the expected object.
this.age++;
}.bind(this), 1000);
}
We can now do:
function Person(){
this.age = 0;
setInterval(() => {
this.age++; // |this| properly refers to the person object
}, 1000);
}
var p = new Person();
...
Is it good practice to make the constructor throw an exception? [duplicate]
...or example I have a class Person and I have age as its only attribute. Now
I provide the class as
8 Answers
...
How to escape a JSON string containing newline characters using JavaScript?
...) method and replace all occurrences of \n with \\n.
EDIT:
As far as I know of, there are no well-known JS libraries for escaping all special characters in a string. But, you could chain the .replace() method and replace all of the special characters like this:
var myJSONString = JSON.stringify(...
How do you maintain development code and production code? [closed]
...might actually begin before to first release into production (meaning you know you will go into production with some bugs you can not fix in time, but you can initiate work for those bugs in a separate branch)
the other patch branches will have the luxury to start from a well-defined production labe...
What is this crazy C++11 syntax ==> struct : bar {} foo {};?
...ming instance to foo, we're left with:
struct {} foo;
Getting close.
Now, what if this anonymous UDT were to derive from some base?
struct bar {}; // base UDT
struct : bar {} foo; // anonymous derived UDT, and instance thereof
Finally, C++11 introduces extended initialisers, such th...
Most efficient way of making an if-elif-elif-else statement when the else is done the most?
...dictionary :
options = {'this': doThis,'that' :doThat, 'there':doThere}
Now use just:
options.get(something, doThisMostOfTheTime)()
If something is not found in the options dict then dict.get will return the default value doThisMostOfTheTime
Some timing comparisons:
Script:
from random imp...
Getting an element from a Set
...act, the whole object 'revolves' around said key. Furthermore, the caller knows said String, but not the object itself; that's exactly why it wants to retrieve it by key. I'm using a Map now of course, but it remains odd behaviour.
– pauluss86
Jan 16 '14 at 19:...
Replacing H1 text with a logo image: best method for SEO and accessibility?
...
Unfortunately the link in the comment left by @troynt is now broken. Here's a new permalink to the content: youtu.be/fBLvn_WkDJ4
– ahsteele
Mar 4 '13 at 18:46
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