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What's the difference between Unicode and UTF-8? [duplicate]
...he system codepage on the current machine, subject to total unportability) and there are Unicode strings (stored internally as UTF-16LE).
This was all devised in the early days of Unicode, before we realised that UCS-2 wasn't enough, and before UTF-8 was invented. This is why Windows's support for ...
How to disable a particular checkstyle rule for a particular line of code?
... to your checkstyle.xml
<module name="SuppressionCommentFilter"/>
and it's configurable. Thus you can add comments to your code to turn off checkstyle (at various levels) and then back on again through the use of comments in your code. E.g.
//CHECKSTYLE:OFF
public void someMethod(String ...
Should methods that throw RuntimeException indicate it in method signature?
... API. It is no longer obvious whether the exception has to be explicitly handled.
Declaring it in the javadoc is a better approach since it allows someone to handle it if they think it is necessary, but knowing they can ignore it if they want. This makes the separation between checked and uncheck...
Javascript regex returning true.. then false.. then true.. etc [duplicate]
...e for example 'betamax'. When I press 'Check Username' it passes the regex and sends the username to the server. The server behaves as expected and returns '2' to tell the javascript that they are submitting their own username.
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How do I put my website's logo to be the icon image in browser tabs?
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That image is called 'favicon' and it's a small square shaped .ico file, which is the standard file type for favicons. You could use .png or .gif too, but you should follow the standard for better compatibility.
To set one for your website you should:
M...
How do you get a string to a character array in JavaScript?
...o make a array of a string? A string is already an array or am I wrong? "randomstring".length; //12 "randomstring"[2]; //"n"
– Luigi van der Pal
Dec 8 '16 at 11:19
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Set transparent background of an imageview on Android
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@Harshad: Sorry, I didn't understand your answer. I don't have any RGB value, but a TextView with a background image that I want to be, say, 50% transparent. But, anyway, I found the answer here in stackoverflow: View.getBackground().setAlpha(50). Couldn't b...
Dynamically select data frame columns using $ and a character value
I have a vector of different column names and I want to be able to loop over each of them to extract that column from a data.frame. For example, consider the data set mtcars and some variable names stored in a character vector cols . When I try to select a variable from mtcars using a dynamic s...
vs vs for inline and block code snippets
...e is going to have some inline code ("when using the foo() function...") and some block snippets. These tend to be XML, and have very long lines which I prefer the browser to wrap (i.e., I don't want to use <pre> ). I'd also like to put CSS formatting on the block snippets.
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How to convert float to varchar in SQL Server
I have a float column with numbers of different length and I'm trying to convert them to varchar.
15 Answers
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