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explicit casting from super class to subclass
... you're essentially telling the compiler "trust me. I'm a professional, I know what I'm doing and I know that although you can't guarantee it, I'm telling you that this animal variable is definitely going to be a dog."
Since the animal isn't actually a dog (it's an animal, you could do Animal anima...
Why do people put code like “throw 1; ” and “for(;;);” in front of json responses? [du
...Chrome (5) are still vulnerable to this.
Another attack that all browsers now disallow was to redefine constructor functions:
Array= function() {
alert('I steal '+this);
};
[1, 2, 3]
And for now, IE8's implementation of properties (based on the ECMAScript Fifth Edition standard and Object.d...
Commonly accepted best practices around code organization in JavaScript [closed]
...to Systems Hungarian as a code smell and Apps Hungarian as a practise from now on :)
– jamiebarrow
Oct 13 '11 at 10:20
...
Calendar date to yyyy-MM-dd format in java
... to override Date and provide your own implementation of Date.toString(). Now before you fire up your IDE and try this, I wouldn't; it will only complicate matters. You are better off formatting the date to the format you want to use (or display).
Java 8+
LocalDateTime ldt = LocalDateTime.now().p...
Visual Studio loading symbols
I'm working on a ColdFusion project for a while now, and Visual Studio started to behave strange for me at least.
16 Answ...
How can I change my Cygwin home folder after installation?
...PROFILE%
Click OK in all the open dialog boxes to apply this new setting
Now we are going to update the Cygwin /etc/passwd file with the Windows %HOME% variable we just created. Shell logins and remote logins via ssh will rely on /etc/passwd to tell them the location of the user's $HOME path.
At ...
How to post pictures to instagram using API
...
Update:
Instagram are now banning accounts and removing the images based on this method. Please use with caution.
It seems that everyone who has answered this question with something along the lines of it can't be done is somewhat correct. Offi...
How to convert a data frame column to numeric type?
... that you should apply transform function in order to complete your task.
Now I'm about to demonstrate certain "conversion anomaly":
# create dummy data.frame
d <- data.frame(char = letters[1:5],
fake_char = as.character(1:5),
fac = factor(1:5),
...
SSH Private Key Permissions using Git GUI or ssh-keygen are too open
...y product of it's target audience). Using the git.exe in Winodws shell is known to have issues, I would advise sticking with msysgit. At least until GitSharp is fully working.
– Koby
Aug 24 '10 at 21:22
...
Express command not found
...
FWIW official docs do mention it [now?] - expressjs.com/starter/generator.html
– Steven R. Loomis
Apr 30 '15 at 0:18
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