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How can I visualize per-character differences in a unified diff file?
...s a diff-highlight perl script that shows fine-grained highlights.
Quick start to use it:
$ curl https://git.kernel.org/cgit/git/git.git/plain/contrib/diff-highlight/diff-highlight > diff-highlight
$ chmod u+x diff-highlight
$ git diff --color=always HEAD~10 | diff-highlight | less -R
...
Script to kill all connections to a database (More than RESTRICTED_USER ROLLBACK)
...esarry trouble to find those users and kill same or some times u have to restart sql server if connections to db are so frequent.
– Saurabh Sinha
Nov 25 '14 at 19:16
add a com...
Organizing a multiple-file Go project [closed]
...
@ElgsQianChen The methods need to be public, it has to start with a capital letter. E.g. MyMethod() or MyStruct{...}.
– Gustav
Jan 24 '14 at 11:20
...
Splitting on last delimiter in Python string?
...c', 'd']
>>> s.rpartition(',')
('a,b,c', ',', 'd')
Both methods start splitting from the right-hand-side of the string; by giving str.rsplit() a maximum as the second argument, you get to split just the right-hand-most occurrences.
...
How do I get LaTeX to hyphenate a word that contains a dash?
...at is not fully expandable
\ExplSyntaxOn
% latex2e doesn't like commands starting with 'end', apparently expl3 doesn't have any problems with it
\cs_new:Npn \hyphenfix_emdash:c {---}
\cs_new:Npn \hyphenfix_endash:c {--}
\cs_new:Npn \hyphenfix_discardnext:NN #1#2{#1}
\catcode`\-=\active
\cs_new...
Divide a number by 3 without using *, /, +, -, % operators
... = ' ';
itoa(abs(i), &str[1], 3); // Put ternary absolute value starting at str[1]
str[strlen(&str[1])] = '\0'; // Drop last digit
return strtol(str, NULL, 3); // Read back result
}
share
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ImageView - have height match width?
... ImageView to the parent. Set the ImageView width to 0dp and constrain its start and end to the parent. I'm not sure if setting the width to wrap_content or match_parent works in some cases, but I think this is a better way to get the child of a ConstraintLayout to fill its parent.
<android.supp...
How to determine if a decimal/double is an integer?
...
That works when the number starts out as a whole number, but not necessarily when the number is the result of some floating-point computation. How about something like "(d % 1) < epsilon" where epsion is some small value?
– Adr...
How to update Ruby to 1.9.x on Mac?
...ndard for upgrading your Ruby installation on OSX: https://rvm.io
To get started, open a Terminal Window and issue the following command:
\curl -L https://get.rvm.io | bash -s stable --ruby
( you will need to trust the RVM Dev Team that the command is not malicious - if you're a paranoid pengui...
How to dynamically create a class?
... flawed, but it will give you the general idea and hopefully off to a good start towards the goal.
using System;
using System.Reflection;
using System.Reflection.Emit;
namespace TypeBuilderNamespace
{
public static class MyTypeBuilder
{
public static void CreateNewObject()
...