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“for” vs “each” in Ruby
...require special language features.
Per Telemachus's Comment
for .. in .. sets the iterator outside the scope of the loop, so
for a in [1,2]
puts a
end
leaves a defined after the loop is finished. Where as each doesn't. Which is another reason in favor of using each, because the temp variable...
multiple prints on the same line in Python
...E]")
The print function accepts an end parameter which defaults to "\n". Setting it to an empty string prevents it from issuing a new line at the end of the line.
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How do I print the full value of a long string in gdb?
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set print elements 0
From the GDB manual:
set print elements number-of-elements
Set a limit on how many elements of an array GDB will print. If GDB is printing a large array, it stops printing after it has printed the n...
ADB Install Fails With INSTALL_FAILED_TEST_ONLY
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Can anyone confirm that setting android:testOnly="true" will fix it for unstable gradle versions too?
– GPS
Nov 4 '17 at 13:00
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Chmod recursively
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You can use chmod with the X mode letter (the capital X) to set the executable flag only for directories.
In the example below the executable flag is cleared and then set for all directories recursively:
~$ mkdir foo
~$ mkdir foo/bar
~$ mkdir foo/baz
~$ touch foo/x
~$ touch foo/y
~...
What does Ruby have that Python doesn't, and vice versa?
... the Ruby Docs: "Proc objects are blocks of code that have been bound to a set of local variables" so an anonymous Proc is just the block and it's certainly not just a function!
– bias
Oct 15 '09 at 14:08
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design a stack such that getMinimum( ) should be O(1)
...inimum ( if min = 7 and you push 5, it pushes 3 instead ( 5-|7-5| = 3) and sets min to 5; if you then pop 3 when min is 5 it sees that the popped value is less than min, so reverses the procedure to get 7 for the new min, then returns the previous min). As any value which doesn't cause a change the ...
jQuery convert line breaks to br (nl2br equivalent)
...so includes nowrap and renders multiple spaces. Details on these and other settings (pre-wrap) at mozilla and css-tricks (thanks @Sablefoste).
While I'm generally averse to the S.O. predilection for second-guessing the question rather than answering it, in this case replacing newlines with <br&g...
Rebasing remote branches in Git
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
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Convert generic List/Enumerable to DataTable?
...a;
using System.Diagnostics;
public class MyData
{
public int A { get; set; }
public string B { get; set; }
public DateTime C { get; set; }
public decimal D { get; set; }
public string E { get; set; }
public int F { get; set; }
}
static class Program
{
static void RunTes...