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Why is Node.js single threaded? [closed]
...d memory is the limiting factor. In the event loop model, the loop thread selects the next event (I/O finished) to handle. So the thread is always busy (if you program it correctly of course).
The event loop model as all new things seems shiny and the solution for all issues but which model to us...
How do you create a toggle button?
... position: relative;
cursor: pointer;
outline: none;
user-select: none;
}
input.cmn-toggle-round + label {
padding: 2px;
width: 120px;
height: 60px;
background-color: #dddddd;
border-radius: 60px;
}
input.cmn-toggle-round + label:before,
input...
Numpy where function multiple conditions
I have an array of distances called dists. I want to select dists which are between two values. I wrote the following line of code to do that:
...
what is the difference between 'transform' and 'fit_transform' in sklearn
... into training data and test data:
import numpy as np
from sklearn.model_selection import train_test_split
X_train, X_test, y_train, y_test = train_test_split(X, y)
X_train_vectorized = model.fit_transform(X_train)
X_test_vectorized = model.transform(X_test)
Imagine we are fitting a tokenizer,...
Change Active Menu Item on Page Scroll?
... scroll event of the container (usually window).
Quick example:
// Cache selectors
var topMenu = $("#top-menu"),
topMenuHeight = topMenu.outerHeight()+15,
// All list items
menuItems = topMenu.find("a"),
// Anchors corresponding to menu items
scrollItems = menuItems.map(functio...
Java Naming Convention with Acronyms [closed]
....e. with DvdPlayer you can type "DP" and press Ctrl+1 to get the choice to select DvdPlayer, but if you had DVDPlayer you would have to type "DVDP". And is even more annoying if it is longer. I wouldn't like to have an UNESCOConnector in my code. Anyway it is a matter of choice.
...
Difference between a clickable ImageView and ImageButton
...than I spotted when going through the code myself. I guess end of the day, selection between the 2 will depend on how much of the default properties you can use without any customization.
– yjw
May 1 '11 at 15:24
...
Having a UITextField in a UITableViewCell
...he exact same thing. However, the text field only shows up when the row is selected. Otherwise is isn't drawn at all. In the above example I just get the label, ie Login. This is with iOS 4.2 on iPad.
– David
Jan 5 '11 at 6:53
...
Problems with lib-icu dependency when installing Symfony 2.3.x via Composer
...CU and Deployment Problems
The behavior of composer should be intelligent selecting the right icu-component:
symfony/icu 1.0.*: when the intl extension is not available
symfony/icu 1.1.*: when intl is compiled with ICU 4.0 or higher
symfony/icu 1.2.*: when intl is compiled with ICU 4.4 o...
Application Loader stuck at “Authenticating with the iTunes store” when uploading an iOS app
...
You have to agree to a new sign up in Application Loader. Select "Application Loader" under the "Xcode -> Open Developer Tool" menu (the first menu to the right of the Apple in the menu bar). Once you open Application Loader there will be a prompt to agree to new terms and then t...