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Regex to test if string begins with http:// or https://
...s." (Duplicate characters are ignored.)
Try this:
^https?://
If you really want to use alternation, use this syntax instead:
^(http|https)://
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What database does Google use?
...le has successfully
provided a flexible, high-performance
solution for all of these Google
products.
Some features
fast and extremely large-scale DBMS
a sparse, distributed multi-dimensional sorted map, sharing characteristics of both row-oriented and column-oriented databases.
designed to...
Dynamically Changing log4j log level
What are the different approaches for changing the log4j log level dynamically, so that I will not have to redeploy the application. Will the changes be permanent in those cases?
...
Go build: “Cannot find package” (even though GOPATH is set)
...It does not work because your foobar.go source file is not in a directory called foobar. go build and go install try to match directories, not source files.
Set $GOPATH to a valid directory, e.g. export GOPATH="$HOME/go"
Move foobar.go to $GOPATH/src/foobar/foobar.go and building should work just ...
What is the best alternative IDE to Visual Studio [closed]
...
Agree, have used them all, but nothing close to SharpDevelop including the Xamarin Studio. It even lets me reference COM objects.
– nawfal
May 25 '15 at 19:05
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how to remove the dotted line around the clicked a element in html
...ter?), remove the outline for just that link (while also resetting any and all links back to have an outline right before said removal ... else things get cumulatively stuck being unoutlined). This temporarily removes the outline from the last clicked element while keeping it on others, so you can s...
AttributeError: 'module' object has no attribute
...ave mutual top-level imports, which is almost always a bad idea.
If you really must have mutual imports in Python, the way to do it is to import them within a function:
# In b.py:
def cause_a_to_do_something():
import a
a.do_something()
Now a.py can safely do import b without causing pro...
Remove Trailing Spaces and Update in Columns in SQL Server
I have trailing spaces in a column in a SQL Server table called Company Name .
13 Answers
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SVG Positioning
... hoping to use it like a container, so I could set its x position and then all the elements in that group would also move. But that doesn't seem to be possible.
...
Command line to remove an environment variable from the OS level configuration
...OBAR
If the variable is set in the system environment (e.g. if you originally set it with setx /M), as an administrator run:
REG delete "HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Environment" /F /V FOOBAR
Note: The REG commands above won't affect any existing processes (and some new...