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How to wait for a keypress in R?
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As someone already wrote in a comment, you don't have to use the cat before readline(). Simply write:
readline(prompt="Press [enter] to continue")
If you don't want to assign it to a variable and don't want a return printed in the console, wrap th...
emacs zoom in/zoom out
Is there a way to zoom in and out (dynamically change the font size, quite smoothly) on emacs?
3 Answers
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Gradle buildscript dependencies
What is the difference between declaring repositories in the buildScript section of the gradle build or in the root level of the build.
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How to convert timestamp to datetime in MySQL?
How to convert 1300464000 to 2011-03-18 16:00:00 in MySQL?
5 Answers
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Difference between CPPFLAGS and CXXFLAGS in GNU Make
What's the difference between CPPFLAGS and CXXFLAGS in GNU Make?
4 Answers
4
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How to Turn Off Showing Whitespace Characters in Visual Studio IDE
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CTRL+R, CTRL+W : Toggle showing whitespace
or under the Edit Menu:
Edit -> Advanced -> View White Space
[BTW, it also appears you are using Tabs. It's common practice to have the IDE turn Tabs into spaces (often 4), via Options.]
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printf with std::string?
My understanding is that string is a member of the std namespace, so why does the following occur?
7 Answers
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Selecting an element in iFrame jQuery
In our application, we parse a web page and load it into another page in an iFrame. All the elements in that loaded page have their tokenid-s. I need to select the elements by those tokenid-s. Means - I click on an element on the main page and select corresponding element in the page in the iFrame. ...
mysql create user if not exists
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In 5.7.6 and above, you should be able to use CREATE USER
CREATE USER IF NOT EXISTS 'user'@'localhost' IDENTIFIED BY 'password';
Note that the 5.7.6 method doesn't actually grant any permissions.
If you aren't using a v...
how to write setTimeout with params by Coffeescript
Please tell me how to write javascript below in coffeescript.
6 Answers
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