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How to install the JDK on Ubuntu Linux
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Referring to Ask Ubuntu question How to set JAVA_HOME for OpenJDK?,
How to install Open JDK (Java developement kit) in Ubuntu (Linux)?
Open Terminal from Application Dash or press Ctrl+Alt+T
Update repository:
sudo add-apt-repository ppa:openjdk-r/ppa # only Ubuntu 17...
Making a property deserialize but not serialize with json.net
...eof(IgnoreOnSerializing))]
public string IgnoreOnSerializingSetter { set { _ignoreOnSerializing = value; } }
[JsonIgnore]
private string _ignoreOnSerializing;
[JsonIgnore]
public string IgnoreOnSerializing
{
get { return this._ignoreOnSerializing; }
set { this._ignoreOnSerializing = value;...
What is the easiest way to ignore a JPA field during persistence?
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that depends on your app desing. if you annotate your entity class - it applies everywhere; but if you anotate dao that use entity - it's another story. in short: use DAO when you have multiple storages
– Andrii Plotnikov
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Copy file or directories recursively in Python
...opying files and folders recursively. (Python 3.X)
import os, shutil
root_src_dir = r'C:\MyMusic' #Path/Location of the source directory
root_dst_dir = 'D:MusicBackUp' #Path to the destination folder
for src_dir, dirs, files in os.walk(root_src_dir):
dst_dir = src_dir.replace(root_src_dir...
How to detect page zoom level in all modern browsers?
...de my window small and zoomed into my site such that horizontal scrollbars appeared, document.width / jQuery(document).width() did not equal 1 at the default zoom. This is because document.width includes part of the document outside the viewport.
Using window.innerWidth and window.outerWidth worked...
What does “:=” do?
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http://en.wikipedia.org/wiki/Equals_sign#In_computer_programming
In computer programming languages, the equals sign typically denotes either a boolean operator to test equality of values (e.g. as in Pascal or Eiffel), which is consistent with the symbol's ...
What is the difference between require and require-dev sections in composer.json?
... composer, I know so little about it and have a little experience with web application development.
6 Answers
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How to replace local branch with remote branch entirely in Git?
... probably you will need to fetch first: git fetch origin remote_branch
– b1r3k
Jul 30 '14 at 12:16
60
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Android Task Affinity Explanation
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What is Android Task Affinity used for?
An android application has Activities that form a stack like a deck of cards. If you start an android application, and start five activities A,B,C,D,E. They will form a stack
E - chat view
D - weather screen
C - map view
B - ...
How do you manage your gists on GitHub? [closed]
... for me. Any chance of a black background option?
– mapping dom
Nov 6 '17 at 8:55
@mappingdom Thanks for having a try....