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Variable declaration placement in C
...n C, all variables had to be declared at the beginning of the function. I know that in C99, the rules are the same as in C++, but what are the variable declaration placement rules for C89/ANSI C?
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HTML encoding issues - “” character showing up instead of “ ”
...he HTML itself, which is always a highly dodgy business.
Well anyway, for now you can add one of the following to your document's <head> and see if that makes it look right in the browser:
for HTML4: <meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
for HTML5: <m...
File to byte[] in Java
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This now works on Android if targeting SDK version 26 and higher.
– JamesNWarner
Aug 9 '17 at 14:46
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How can I show line numbers in Eclipse?
...I wrote this long ago but as @ArtOfWarfar and @voidstate mentioned you can now simply:
Right click the gutter and select "Show Line Numbers":
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How can I maximize the editor pane in IntelliJ IDEA?
...IntelliJ IDEA 14.0.3 on MacOS X.
UPDATE on 2015-03-24:
IntelliJ IDEA 14.1 now has support for Distraction Free Mode. You can invoke it by clicking View > Enter Distraction Free Mode. In this mode, IntelliJ hides everything but the menu. For more details, follow their video detailing the new feat...
Tab key == 4 spaces and auto-indent after curly braces in Vim
...As has been pointed out in a couple of answers below, the preferred method now is NOT to use smartindent, but instead use the following (in your .vimrc):
filetype plugin indent on
" show existing tab with 4 spaces width
set tabstop=4
" when indenting with '>', use 4 spaces width
set shiftwidth=4...
How do I concatenate two arrays in C#?
Right now I use
23 Answers
23
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Check whether a variable is a string in Ruby
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Without knowing the question's intent, I'd say for most real-world programming situations, is_a? is actually the more appropriate idiom to use (and often a duck-typing check like Andrew Grimm mentions is even better). A strict class c...
Android Reading from an Input stream efficiently
....readLine()) != null; ) {
total.append(line).append('\n');
}
You can now use total without converting it to String, but if you need the result as a String, simply add:
String result = total.toString();
I'll try to explain it better...
a += b (or a = a + b), where a and b are Strings, copie...
How to design a product table for many kinds of product where each product has many parameters
...tions based on which is the least bad for your app. Therefore you need to know how you're going to query the data before you choose a database design. There's no way to choose one solution that is "best" because any of the solutions might be best for a given application.
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