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Never seen before C++ for loop
...#. In my opinion it is clearer, less of a trap for new programmers, and equally efficient.
As others have pointed out -- but to make my answer complete -- to make it work in C# you would need to change while(u--) to while(u-- != 0).
... or while(u-- >0) just in case u starts off negative. (OK, ...
Get class name using jQuery
...d
this.id // for IDs
Both are standard DOM methods and well supported in all browsers.
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How to get the Display Name Attribute of an Enum member via MVC razor code?
I've got a property in my model called "Promotion" that its type is a flag enum called "UserPromotion". Members of my enum have display attributes set as follows:
...
How to see the changes in a Git commit?
...that can be recursively dereferenced to a commit object. The following are all commit-ishes: a commit object, a tag object that points to a commit object, a tag object that points to a tag object that points to a commit object, etc.
See gitrevision "SPECIFYING REVISIONS" to reference a commit-ish....
When to use , tag files, composite components and/or custom components?
...nces be the only solution when a composite component doesn't suffice. Generally, having an <ui:include> with one or more <ui:param> which passes a managed bean property (and thus not a hardcoded value) is a signal that the include file can better be a tag file.
Examples:
How to create a...
What does |= (single pipe equal) and &=(single ampersand equal) mean
...icit cast, and the target variable is only evaluated once, but that's basically the gist of it.
In terms of the non-compound operators, & is a bitwise "AND" and | is a bitwise "OR".
EDIT: In this case you want Folder.Attributes &= ~FileAttributes.System. To understand why:
~FileAttribute...
UITableView set to static cells. Is it possible to hide some of the cells programmatically?
...imated:YES];
Note to always use only (reloadDataAnimated:YES/NO)
(dont call [self.tableView reloadData] directly)
This doesn't use the hacky solution with setting height to 0 and allows you to animate the change and hide whole sections
...
Difference between a Postback and a Callback
I keep on hearing this words ' callback ' and ' postback ' tossed around.
What is the difference between two ?
6 Answers...
How can I use “.” as the delimiter with String.split() in java [duplicate]
What I am trying to do is read a .java file, and pick out all of the identifiers and store them in a list. My problem is with the .split() method. If you run this code the way it is, you will get ArrayOutOfBounds, but if you change the delimiter from "." to anything else, the code works. But I ne...
Exposing database IDs - security risk?
... extremely burdensome to design a web application without exposing them at all. Thus, it's important to understand the risks and take care to address them.
The first danger is what OWASP called "insecure direct object references." If someone discovers the id of an entity, and your application lacks ...