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How to find the nearest parent of a Git branch?
...al) are just transient labels that point to specific commits in the continually growing commit DAG. As such, the relationship between branches can vary over time, but the relationship between commits does not.
---o---1 foo
\
2---3---o bar
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startsWith() and endsWith() functions in PHP
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Please note that @DavidWallace and @FrancescoMM comments apply to an older version of this answer. The current answer uses strrpos which (should) fail immediately if needle does not match the beginning of haystack.
– Salman A
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Differences between fork and exec
...X in that it provides a very simple way to start new processes.
The fork call basically makes a duplicate of the current process, identical in almost every way. Not everything is copied over (for example, resource limits in some implementations) but the idea is to create as close a copy as possible...
Multiline Comment Workarounds?
...ly, see for example this recent thread on r-help. The consensus answer usually is the one shown above: that given that the language has no direct support, you have to either
work with an editor that has region-to-comment commands, and most advanced R editors do
use the if (FALSE) constructs sugg...
What is the reason behind “non-static method cannot be referenced from a static context”? [duplicate
...instance fields are the data. Together, they form an object.
public class Foo
{
private String foo;
public Foo(String foo){ this.foo = foo; }
public getFoo(){ return this.foo; }
public static void main(String[] args){
System.out.println( getFoo() );
}
}
What could pos...
Is it possible to make an ASP.NET MVC route based on a subdomain?
...in optionally to be specified as a query parameter, making sub.example.com/foo/bar and example.com/foo/bar?subdomain=sub equivalent. This allows you to test before the DNS subdomains are configured. The query parameter (when in use) is propagated through new links generated by Url.Action, etc.
The ...
Regex for string not ending with given suffix
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I don't know RegexPAL, but regexes are different in all languages and lookbehind assertions are an advanced feature that is not supported by all.
– stema
May 6 '13 at 12:47
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Dependency Inject (DI) “friendly” library
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This is actually simple to do once you understand that DI is about patterns and principles, not technology.
To design the API in a DI Container-agnostic way, follow these general principles:
Program to an interface, not an implementati...
C# static class constructor
...perform a particular action that needs to be performed once only. It
is called automatically before the first instance is created or any
static members are referenced
MSDN link
.
share
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im...
psql - save results of command to a file
I'm using psql's \dt to list all tables in a database and I need to save the results.
10 Answers
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