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How to split a delimited string in Ruby and convert it to an array?
...
whitespace, with leading whitespace and runs of contiguous whitespace
characters ignored.
If pattern is a Regexp, str is divided where the pattern matches.
Whenever the pattern matches a zero-length string, str is split into
individual characters. If pattern contains groups, the respec...
(grep) Regex to match non-ASCII characters?
... Linux, I have a directory with lots of files. Some of them have non-ASCII characters, but they are all valid UTF-8 . One program has a bug that prevents it working with non-ASCII filenames, and I have to find out how many are affected. I was going to do this with find and then do a grep to pri...
How do I serialize an object and save it to a file in Android?
...);
for (int i = 0; i < bytes.length; i++) {
strBuf.append((char) (((bytes[i] >> 4) & 0xF) + ((int) 'a')));
strBuf.append((char) (((bytes[i]) & 0xF) + ((int) 'a')));
}
return strBuf.toString();
}
public static byte[] decodeBytes(String str) {
byte[]...
How do you use gcc to generate assembly code in Intel syntax?
...ked in my man page:
-masm=dialect
Output asm instructions using selected dialect. Supported choices
are intel or att (the default one). Darwin does not support intel.
It may work on your platform.
For Mac OSX:
clang++ -S -mllvm --x86-asm-syntax=intel test.cpp
Source: https:...
How can I wrap text to some length in Vim?
...
Once you set 'textwidth', you can select text with visual mode and press gq to wrap it nicely (you can also use Q on some older/legacy configurations).
A few useful tips:
gqq (wrap the current line)
gq} (wrap this 'paragraph', i.e. until the next blank line...
How did I get a value larger than 8 bits in size from an 8-bit integer?
...s extended to bit-width sizeof(int) . As I understand it, incrementing a char shouldn't ever be undefined behavior as long as sizeof(char) < sizeof(int) . But that doesn't explain how c is getting an impossible value. As an 8-bit integer, how can c hold values greater than its bit-width...
Random “Element is no longer attached to the DOM” StaleElementReferenceException
... typing in your text inside the input element. The solution is to send one character at a time and search again for the input element. (Ex. in ruby shown below)
def send_keys_eachchar(webdriver, elem_locator, text_to_send)
text_to_send.each_char do |char|
input_elem = webdriver.find_element(e...
In C, do braces act as a stack frame?
...stack frame. Otherwise, you would not be able to do something like this:
char var = getch();
{
char next_var = var + 1;
use_variable(next_char);
}
If curly braces caused a true stack push/pop (like a function call would), then the above code would not compile because the ...
Can a class member function template be virtual?
...ember functions are resolved statically. That is, the
member function is selected statically (at compile-time) based on the
type of the pointer (or reference) to the object.
In contrast, virtual member functions are resolved dynamically (at
run-time). That is, the member function is selec...
How to create ENUM type in SQLite?
... answer. Unless the string is really short, I'm totally against it. 1 or 2 characters maximum.
– MPelletier
May 9 '14 at 21:34
...