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How does grep run so fast?
I am really amazed by the functionality of GREP in shell, earlier I used to use substring method in java but now I use GREP for it and it executes in a matter of seconds, it is blazingly faster than java code that I used to write.(according to my experience I might be wrong though)
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vim - How to delete a large block of text without counting the lines?
...pe V (capital). Then move up/down to highlight the block you want deleted (all the usual movement commands work). Then remove it with x or d.
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How to check permissions of a specific directory?
...ference symbolic links
You might be interested in manpages. That's where all people in here get their nice answers from.
refer to online man pages
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Do checkbox inputs only post data if they're checked?
... behaviour is the value is only sent if the checkbox is checked. This typically means you need to have a way of remembering what checkboxes you are expecting on the server side since not all the data comes back from the form.
The default value is always "on", this should be consistent across browse...
Java: What is the difference between and ?
I am unable to understand the following text... Does it mean that <clinit> is for empty constructors? Why is important to have two different versions?
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Resizing SVG in html?
..., and one of the things I've heard about the format is that it doesn't get all pixelated when you zoom in on it.
8 Answers
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How to stop creating .DS_Store on Mac? [closed]
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Please install http://asepsis.binaryage.com/ and then reboot your mac.
ASEPSIS redirect all .DS_Store on your mac to /usr/local/.dscage
After that, You could delete recursively all .DS_Store from your mac.
find ~ -name ".DS_Store" -d...
Checking for an empty field with MySQL
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If you want to find all records that are not NULL, and either empty or have any number of spaces, this will work:
LIKE '%\ '
Make sure that there's a space after the backslash. More info here: http://dev.mysql.com/doc/refman/5.0/en/string-com...
Tests not running in Test Explorer
...ts. I have been working with the resharper test runner - which works fine. All tests are running, all tests are showing the right test outcome. Now a coworker told me, that the tests are not running on his machine using the Visual Studio test explorer. They are not working either on my machine, so i...
How to create a subdirectory for a project QtCreator?
... directory.
Qt Creator displays these in the GUI in a nested fashion, and allows you to add files to them.
e.g.
in project.pro
include(folder1/include.pri)
in folder1/include.pri
HEADERS += MyClass.h
SOURCES += MyClass.cpp
etc
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