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What exactly does the “u” do? “git push -u origin master” vs “git push origin master”
...e remote or branch, git looks at the branch.<name>.merge setting to know where to pull from. git push -u sets this information for the branch you're pushing.
To see the difference, let's use a new empty branch:
$ git checkout -b test
First, we push without -u:
$ git push origin test
$ git...
Should I use px or rem value units in my CSS? [closed]
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TL;DR: use px.
The Facts
First, it's extremely important to know that per spec, the CSS px unit does not equal one physical display pixel. This has always been true – even in the 1996 CSS 1 spec.
CSS defines the reference pixel, which measures the size of a pixel on a 96 dpi displa...
WebClient vs. HttpWebRequest/HttpWebResponse
... http as the difference in the class name and got mislead by Http... part. Now I'm back on the right track. Thanks!
– Konrad Viltersten
Dec 4 '15 at 10:35
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How to perform static code analysis in php? [closed]
... are reported like
rjha@mint ~ $ ~/sw/pfff/scheck ~/code/github/sc/
login-now.php:7:4: CHECK: Unused Local variable $title
go-automatic.php:14:77: CHECK: Use of undeclared variable $goUrl.
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How can a time function exist in functional programming?
I've to admit that I don't know much about functional programming. I read about it from here and there, and so came to know that in functional programming, a function returns the same output, for same input, no matter how many times the function is called. It's exactly like a mathematical function w...
Traits in PHP – any real world examples/best practices? [closed]
Traits have been one of the biggest additions for PHP 5.4. I know the syntax and understand the idea behind traits, like horizontal code re-use for common stuff like logging, security, caching etc.
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How do I merge two dictionaries in a single expression in Python (taking union of dictionaries)?
...# modifies z with y's keys and values & returns None
return z
and now:
z = merge_two_dicts(x, y)
In Python 3.9.0a4 or greater (final release date approx October 2020): PEP-584, discussed here, was implemented to further simplify this:
z = x | y # NOTE: 3.9+ ONLY
Explanation
Sa...
T-SQL: Using a CASE in an UPDATE statement to update certain columns depending on a condition
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@AdamRobinson 1.5 years are passed do you know some more efficient way to update only one column
– user1432124
Jun 16 '12 at 15:19
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CSS text-transform capitalize on all caps
... = ucwords(strtolower($text)); // All Caps
jQuery example (it's a plugin now!):
// Uppercase every first letter of a word
jQuery.fn.ucwords = function() {
return this.each(function(){
var val = $(this).text(), newVal = '';
val = val.split(' ');
for(var c=0; c < val.length; c++) ...
How to use arguments from previous command?
I know that Esc + . gives you the last argument of the last command.
11 Answers
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