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Can media queries resize based on a div element instead of the screen?
...he screen size as the div is just used like a widget within the webpage, and its size can vary.
11 Answers
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How do negative margins in CSS work and why is (margin-top:-5 != margin-bottom:5)?
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Negative margins are valid in css and understanding their (compliant) behaviour is mainly based on the box model and margin collapsing. While certain scenarios are more complex, a lot of common mistakes can be avoided after studying the spec.
For instance, r...
Is a `=default` move constructor equivalent to a member-wise move constructor?
... same declared function type (except for possibly differing ref-qualifiers and except that in the case of a copy constructor or copy assignment operator, the parameter type may be “reference to non-const T”, where T is the name of the member function’s class) as if it had been implicitly decla...
How to append rows to an R data frame
...rs of the type you want for each column, insert values into those vectors, and then, at the end, create your data.frame.
Continuing with Julian's f3 (a preallocated data.frame) as the fastest option so far, defined as:
# pre-allocate space
f3 <- function(n){
df <- data.frame(x = numeric(n)...
Semicolon before self-invoking function? [duplicate]
... function in JavaScript? I saw this approach in few popular jQuery plugins and I'm curious to find if this is the next awesome thing in JavaScript that I don't know.
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Tab key == 4 spaces and auto-indent after curly braces in Vim
...use tabs (converting spaces to tabs, bad!), makes the tab key == 4 spaces, and automatically indent code after curly brace blocks like Emacs does?
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Compare floats in php
...same value do not need to actually be identical. So if $a is a literal .17 and $b arrives there through a calculation it can well be that they are different, albeit both display the same value.
Usually you never compare floating-point values for equality like this, you need to use a smallest accept...
How can I measure the speed of code written in PHP? [closed]
... two solutions :
The quite "naïve" one is using microtime(true) tobefore and after a portion of code, to get how much time has passed during its execution ; other answers said that and gave examples already, so I won"t say much more.
This is a nice solution if you want to benchmark a couple of in...
Find out how much memory is being used by an object in Python [duplicate]
...ject. One of the problems you may find is that Python objects - like lists and dicts - may have references to other python objects (in this case, what would your size be? The size containing the size of each object or not?). There are some pointers overhead and internal structures related to object ...
“Unable to find remote helper for 'https'” during git clone
...led when you compile git can cause this.
If you install (lib)curl-devel, and then rebuild/install git, this should solve the problem:
$ yum install curl-devel
$ # cd to wherever the source for git is
$ cd /usr/local/src/git-1.7.9
$ ./configure
$ make
$ make install
This worked for me on Cento...