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python design patterns [closed]
... (or Null pointers) in other languages. These are used for many
purposes including the important case where one member of some group
of otherwise similar elements is special for whatever reason. Most
often this results in conditional statements to distinguish between
ordinary elements and ...
Ignore outliers in ggplot2 boxplot
...liers
df = data.frame(y = c(-100, rnorm(100), 100))
# create boxplot that includes outliers
p0 = ggplot(df, aes(y = y)) + geom_boxplot(aes(x = factor(1)))
# compute lower and upper whiskers
ylim1 = boxplot.stats(df$y)$stats[c(1, 5)]
# scale y limits based on ylim1
p1 = p0 + coord_cartesian(ylim ...
How to override to_json in Rails?
...me way. There is a default as_json implementation that creates a hash that includes all the model's attributes. You should override as_json in your Model to create the JSON structure you want. as_json, just like the old to_json, takes an option hash where you can specify attributes and methods to in...
Assembly code vs Machine code vs Object code?
...u were to open a machine code file in a text editor you would see garbage, including unprintable characters (no, not those unprintable characters ;) ).
Object code is a portion of machine code not yet linked into a complete program. It's the machine code for one particular library or module that wil...
Force to open “Save As…” popup open at text link click for PDF in HTML
...; mine seems to be case-insensitive already. I added a couple extra types, including optional-x for the old/new Office extensions: <FilesMatch "\.(pdf|xlsx?|docx?)$">
– goodeye
Jun 27 '14 at 18:04
...
Static link of shared library function in gcc
...cial format
with entry points specified (and some sticky addressing issues
included). It does not have all the information needed to
link statically.
You can't statically link a shared library (or dynamically link a static one).
The flag -static will force the linker to use static libraries (.a) ins...
Bootstrap modal appearing under background
...e used the code for my modal straight from the Bootstrap example, and have included only the bootstrap.js (and not bootstrap-modal.js). However, my modal is appearing underneath the grey fade (backdrop) and is non editable.
...
Fixed size queue which automatically dequeues old values upon new enques
I'm using ConcurrentQueue for a shared data structure which purpose is holding the last N objects passed to it (kind of history).
...
Automatically capture output of last command into a variable using Bash?
...MPT_COMMAND to check for changes since the last PROMPT_COMMAND. This will include stuff you don't want, though. I'm pretty sure you are not going to find anything closer to what you want that this, though.
– Seth Robertson
May 19 '11 at 20:51
...