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What is the difference between task and thread?
...More on that in a moment.) If the value you are waiting for comes from the filesystem or a database or the network, then there is no need for a thread to sit around and wait for the data when it can be servicing other requests. Instead, the Task might register a callback to receive the value(s) when...
Rails: How to change the text on the submit button in a Rails Form
i have listed my _form.html.erb file below what i would like to do is change the text on the submit button i know how to do it in html but not shure how to do it in Rails 3
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Get root view from current activity
...
This is what I use to get the root view as found in the XML file assigned with setContentView:
final ViewGroup viewGroup = (ViewGroup) ((ViewGroup) this
.findViewById(android.R.id.content)).getChildAt(0);
...
What's the difference between a word and byte?
... want to verify ‘number of bits’ in your C++ implementation, check the file ‘limits.h’. It should have an entry like below.
#define CHAR_BIT 8 /* number of bits in a char */
WORD
A Word is defined as specific number of bits which can be processed together (i.e. in one attemp...
Version vs build in Xcode
...uild number, increment it, and write it back to the app's {App}-Info.plist file. There are optional, additional steps if you want to write your version/build numbers to your Settings.bundle/Root*.plist file(s).
This is extended from the how-to article here.
In Xcode 4.2 - 5.0:
Load your Xcode pr...
How to ignore deprecation warnings in Python
...rk... I get a /usr/bin/env: python -W ignore::DeprecationWarning: No such file or directory error. It works if I run python with the -W ignore::DeprecationWarning option on the command-line, but /usr/bin/env doesn't deal with it.
– weronika
Oct 4 '11 at 18:34...
Why are Docker container images so large?
I made a simple image through Dockerfile from Fedora (initially 320 MB).
8 Answers
8
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How to use unicode characters in Windows command line?
...n application (or its C runtime library) should be smart enough to use not File-I/O API, but Console-I/O API. (For an example, see how Python does it.)
Likewise, to read Unicode command-line arguments, an application (or its C runtime library) should be smart enough to use the corresponding API.
Co...
Please explain some of Paul Graham's points on Lisp
...ean for this to be otherwise, though.
So, suppose we've got this code in a file somewhere and we ask Clojure to execute it. Also, let's assume (for the sake of simplicity) that we've made it past the library import. The interesting bit starts at (println and ends at the ) far to the right. This is l...
bower command not found windows
... up my bower install:
npm install -gf bower
Then I edited my bower.json file to add in a new library that I wanted to use (in my case angular-sanitize)
I CD to the location of my project
cd myProjectPath
Then to run bower, I actually used npm install:
npm install
This seems to to run bower...