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How to filter out files by extension in NERDTree?
...nageable.
NERDTree has a mechanism to detect and highlight files with the extra execute bit, where -rwxr-xr-x displays in bold with a "*" at the end of the filename. It would not be hard to add an extra mechanism to hide executable files (useful for compiled stuff, not so desirable for scripts).
...
Why does Lua have no “continue” statement?
...ollowing loop
-- not valid Lua 5.1 (or 5.2)
for k,v in pairs(t) do
if isstring(k) then continue end
-- do something to t[k] when k is not a string
end
could be written
-- valid Lua 5.1 (or 5.2)
for k,v in pairs(t) do
if not isstring(k) then
-- do something to t[k] when k is not a str...
What happens to a declared, uninitialized variable in C? Does it have a value?
... x86-64 calling conventions:
%rdi is the first printf argument, thus the string "%d\n" at address 0x4005e4
%rsi is the second printf argument, thus i.
It comes from -0x4(%rbp), which is the first 4-byte local variable.
At this point, rbp is in the first page of the stack has been allocated by th...
Reducing MongoDB database file size
...
UPDATE: with the compact command and WiredTiger it looks like the extra disk space will actually be released to the OS.
UPDATE: as of v1.9+ there is a compact command.
This command will perform a compaction "in-line". It will still need some extra space, but not as much.
MongoDB comp...
How to add spacing between UITableViewCell
...Controller, UITableViewDelegate, UITableViewDataSource {
// These strings will be the data for the table view cells
let animals: [String] = ["Horse", "Cow", "Camel", "Sheep", "Goat"]
let cellReuseIdentifier = "cell"
let cellSpacingHeight: CGFloat = 5
@IBOutlet var ...
Adding a public key to ~/.ssh/authorized_keys does not log me in automatically
...=====================
7. Consider the excellent http://www.fail2ban.org
8. Extra
SSH tunnel to access a MySQL (bind = 127.0.0.1) server
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What is the “right” way to iterate through an array in Ruby?
...out creating an array (consider 0..1000000000)
working for any Range (e.g. Strings, not just Integers)
without using any extra object oriented power (i.e. no class modification)
I believe this is impossible without defining a pred method, which means modifying the Range class to use it. If you ca...
The Definitive C Book Guide and List
...mmon mechanisms and data structures in C, such as lists, sets, exceptions, string manipulation, memory allocators, and more. Basically, Hanson took all the code he'd written as part of building Icon and lcc and pulled out the best bits in a form that other people could reuse for their own projects. ...
Regex, every non-alphanumeric character except white space or colon
... - matches all the letters
^ - negates them all - so you get - non numeric chars, non spaces and non colons
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Why does Clojure have “keywords” in addition to “symbols”?
... and global vars...
Keywords are generally used as lightweight "constant strings", e.g. for the keys of a hash-map or the dispatch values of a multimethod. Symbols are generally used to name variable and functions and it's less common to manipulate them as objects directly except in macros and su...