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Does HTTP use UDP?
...n't generate raw TCP frames (nor UDP ones for that matter) they do have to select the transport to use, and for normal HTTP that's always TCP. The newer QUIC pseudo-protocol does however use UDP.
– Alnitak
Sep 27 '18 at 9:16
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Get column index from column name in python pandas
...pecified label or are duplicates, the index with the larger index value is selected:
df = pd.DataFrame(
{"pear": [1, 2, 3], "apple": [2, 3, 4], "orange": [3, 4, 5]},
index=[0, .9, 1.1])
df.index.get_indexer([0, 1])
# array([ 0, -1], dtype=int64)
...
Step out of current function with GDB
...ish command.
finish: Continue running until just after function in the selected stack frame returns. Print the returned value (if any). This command can be abbreviated as fin.
(see https://sourceware.org/gdb/current/onlinedocs/gdb/Continuing-and-Stepping.html#Continuing-and-Stepping)
...
Sample random rows in dataframe
...356774 -0.1640883
9 -0.3983045 0.7157506
10 -0.9060305 2.3234110
Then select some rows at random:
> df[sample(nrow(df), 3), ]
X1 X2
9 -0.3983045 0.7157506
2 -1.1334614 -0.1973846
10 -0.9060305 2.3234110
...
Installing vim with ruby support (+ruby)
...by, and TCL but no GUI."
sudo apt-get install vim-rails
will install a "selection of vimscripts that make editing Ruby on Rails applications extremely easy." but as it depends on vim-full and vim-addon-manager, it will also install the vim-gnome version of the GUI, that is "a version of vim compi...
UIButton custom font vertical alignment
... doesn't actually appear in the IB screen mockup, although it does in font select drop down in IB.
– Pete
Sep 24 '11 at 16:31
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What is the smallest possible valid PDF?
... This will not work, you need to define a font resource and select it inside the page content for the text to show up.
– yms
Aug 21 '15 at 20:36
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Best way to add “current” class to nav in Rails 3
... view: <%= link_to "Users", users_path, class: (controller?("users") ? 'selected' : nil) %> Really neat that it works for both /users and /users/new.
– Andreas
Feb 8 '14 at 23:42
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Android: combining text & image on a Button or ImageButton
...mple drawable for the background. Use a StateListDrawable (usually via <selector> XML file in res/drawable/), so you can define backgrounds for the various states (normal, pressed, focused, disabled, etc.).
– CommonsWare
Oct 7 '09 at 18:11
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bower init - difference between amd, es6, globals and node
...erify to create a dist/dflow.js file that exports a global dflow var: so I selected globals.
Other Updates
The command I used to browserify dflow as a window global object was
browserify -s dflow -e index.js -o dist/dflow.js
I changed it cause I prefer to use require also inside the browser, s...