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What is “origin” in Git?
...cular remote repository. It's not actually a property of that repository.
By doing
git push origin branchname
you're saying to push to the origin repository. There's no requirement to name the remote repository origin: in fact the same repository could have a different alias for another develope...
Removing elements by class name?
...
If you prefer not to use JQuery:
function removeElementsByClass(className){
var elements = document.getElementsByClassName(className);
while(elements.length > 0){
elements[0].parentNode.removeChild(elements[0]);
}
}
...
Exposing database IDs - security risk?
... is therefore more error prone. This check goes beyond role-based checking by ensuring not only that the user has authority for the operation, but also has necessary rights on the specific object being modified. In a role-based system, it's easy to check that only managers can give raises, but beyon...
What is the difference between loose coupling and tight coupling in the object oriented paradigm?
...many classes rather than having its own class.
Loose coupling is achieved by means of a design that promotes single-responsibility and separation of concerns.
A loosely-coupled class can be consumed and tested independently of other (concrete) classes.
Interfaces are a powerful tool to use for de...
Cross-browser testing: All major browsers on ONE machine
...ng sites for the latest browser version information. Each site is suffixed by a brief usage guide.
Can I use - Browser usage table, based on data from StatCounter and other sources.
StatCounter - Statistic: Browser version | Time period: Last month screenshot.
W3Counter - View archived reports: Ja...
What’s the difference between ScalaTest and Scala Specs unit test frameworks?
...ory or a method named isDirectory. There's also a way to make this static, by defining a BePropertyMatcher (which requires only 2 or 3 lines of code usually). So basically in ScalaTest I try to provide more functionality with less API.
Another general design attitude difference between specs and Sc...
Add data annotations to a class generated by entity framework
I have the following class generated by entity framework:
6 Answers
6
...
SQL Server query - Selecting COUNT(*) with DISTINCT
...
Count all the DISTINCT program names by program type and push number
SELECT COUNT(DISTINCT program_name) AS Count,
program_type AS [Type]
FROM cm_production
WHERE push_number=@push_number
GROUP BY program_type
DISTINCT COUNT(*) will return a row for eac...
Understanding keystore, certificates and alias
...
The keystore file generated by Keytool stores pairs of private and public keys. Each pair or entry stored in the keystore is refered by a unique alias. In brief:
Keystore entry = private + public key
pair = identified by an alias
The keystore pr...
How does the compilation/linking process work?
...n object file from it.
Linking: the linker takes the object files produced by the compiler and produces either a library or an executable file.
Preprocessing
The preprocessor handles the preprocessor directives, like #include and #define. It is agnostic of the syntax of C++, which is why it must ...