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Calculate text width with JavaScript
...hin a few pixels of the string rendered size.
var fontSize = 12;
var test = document.getElementById("Test");
test.style.fontSize = fontSize;
var height = (test.clientHeight + 1) + "px";
var width = (test.clientWidth + 1) + "px"
console.log(height, width);
#Test
{
position: absolut...
Get generic type of java.util.List
...in class, then you can get them with a little help of reflection:
package test;
import java.lang.reflect.Field;
import java.lang.reflect.ParameterizedType;
import java.util.ArrayList;
import java.util.List;
public class Test {
List<String> stringList = new ArrayList<String>();
...
Java and SQLite [closed]
...SQLite. Just add the JAR file to your classpath and import java.sql.*
His test app will create a database file, send some SQL commands to create a table, store some data in the table, and read it back and display on console. It will create the test.db file in the root directory of the project. You...
How to flatten tree via LINQ?
...
I disagree: compiled, tested, and working with c. Using e doesn't compile. You can also add if (e == null) return Enumerable.Empty<T>(); to cope with null child lists.
– Adam Houldsworth
Aug 6 '12 at 15...
How to set default browser window size in Protractor/WebdriverJS
For some reason when I run my tests at work the browser is maximized, but when I run them at home it only opens a browser window of about 50% width. This causes some discrepancies with scrolling down, etc, so I'd ideally like to have it open a browser window of the same size on every machine the tes...
Importing modules from parent folder
....py
I call the . the root folder, and in my case it is located in C:\tmp\test_imports.
Steps
1) Add a setup.py to the root folder
The contents of the setup.py can be simply
from setuptools import setup, find_packages
setup(name='myproject', version='1.0', packages=find_packages())
Basically...
Python argparse: default value or specified value
...nargs='?', const=1, type=int)
args = parser.parse_args()
print(args)
% test.py
Namespace(example=None)
% test.py --example
Namespace(example=1)
% test.py --example 2
Namespace(example=2)
nargs='?' means 0-or-1 arguments
const=1 sets the default when there are 0 arguments
type=int converts ...
promise already under evaluation: recursive default argument reference or earlier problems?
...0
}
g <- function(x, T, f. = f) { ## 1. note f.
exp(-f.(x)/T)
}
test<- function(g. = g, T = 1) { ## 2. note g.
g.(1,T)
}
test()
## [1] 8.560335e-37
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...
What is the use of join() in Python threading?
...example, say we have this:
def non_daemon():
time.sleep(5)
print 'Test non-daemon'
t = threading.Thread(name='non-daemon', target=non_daemon)
t.start()
Which finishes with:
print 'Test one'
t.join()
print 'Test two'
This will output:
Test one
Test non-daemon
Test two
Here the mast...
How to determine whether an object has a given property in JavaScript
...
Object has property:
If you are testing for properties that are on the object itself (not a part of its prototype chain) you can use .hasOwnProperty():
if (x.hasOwnProperty('y')) {
// ......
}
Object or its prototype has a property:
You can use the i...