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C++ performance vs. Java/C#
...cing generic code which calls non-generic code (e.g. a generic parser from string to type T, calling standard library API for types T it recognizes, and making the parser easily extensible by its user) is very easy and very efficient, whereas the equivalent in Java or C# is painful at best to write,...
Multiple Parameters for jQuery selector?
...mit say like a class sector so it would not search the entire page I just did something like $('#id .class')
– chobo2
Apr 20 '10 at 3:22
...
Presenting a UIAlertController properly on an iPad using iOS 8
...uced UIAlertController to replace UIActionSheet . Unfortunately, Apple didn't add any information on how to present it. I found an entry about it on hayaGeek's blog, however, it doesn't seem to work on iPad. The view is totally misplaced:
...
How to backup a local Git repository?
...up
# constants:
git_dir_name = '.git' # just to avoid magic "strings"
filename_suffix = ".git.bundle" # will be added to the filename of the created backup
# Test if we are inside a git repo
`git status 2>&1`
if $?.exitstatus != 0
puts 'fatal: Not a git repository: .git...
Member initialization while using delegated constructor
... describes how to call your ctor from another ctor in the same class to avoid having a init method or the like. Now i'm trying the same thing with code that looks like this:
...
What does $.when.apply($, someArray) do?
...a parameter to the function. .apply can also change the context (this) inside a function.
So, let's take $.when. It's used to say "when all these promises are resolved... do something". It takes an infinite (variable) number of parameters.
In your case, you have an array of promises; you don't ...
Vim and Ctags tips and tricks [closed]
...e snippets, and much more.
http://www.vim.org/scripts/script.php?script_id=1764
taglist.vim : Source code browser (supports C/C++, java, perl, python, tcl, sql, php, etc)
http://www.vim.org/scripts/script.php?script_id=273
...
Detect network connection type on Android
...ived from a @hide method in TelephonyManager.java).
This method returns a String describing the current connection type.
i.e. one of : "WIFI" , "2G" , "3G" , "4G" , "5G" , "-" (not connected) or "?" (unknown)
Remark: This code requires API 25+, but you can easily support older versions by using i...
How to start a background process in Python?
...rs is now recommended in the docs
(Note that the subprocess module provides more powerful facilities for spawning new processes and retrieving their results; using that module is preferable to using these functions.)
If you want your process to start in the background you can either use syst...
css rotate a pseudo :after or :before content:“”
...
-ms-transform: rotate(30deg);
transform: rotate(30deg);
}
<div id="whatever">Some text </div>
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