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Find out whether Chrome console is open
...both close and open events.
function toString (2019)
Credit to Overcl9ck's comment on this answer. Replacing the regex /./ with an empty function object still works.
var devtools = function() {};
devtools.toString = function() {
if (!this.opened) {
alert("Opened");
}
this.opened = true...
how to read System environment variable in Spring applicationContext
...to.my.BeanClass">
<!-- can be overridden with -Dtest.target.host=http://whatever.com -->
<constructor-arg value="#{systemProperties['test.target.host'] ?: 'http://localhost:18888'}"/>
</bean>
sh...
Is “argv[0] = name-of-executable” an accepted standard or just a common convention?
...n, will argv[0] always be the name of the executable? Or is this just a common convention and not guaranteed to be true 100% of the time?
...
set date in input type date
...
Fiddle link : http://jsfiddle.net/7LXPq/93/
Two problems in this:
Date control in HTML 5 accepts in the format of Year - month - day as we use in SQL
If the month is 9, it needs to be set as 09 not 9 simply. So it applies for day field ...
How to delete duplicate lines in a file without sorting it in Unix?
...
From http://sed.sourceforge.net/sed1line.txt:
(Please don't ask me how this works ;-) )
# delete duplicate, consecutive lines from a file (emulates "uniq").
# First line in a set of duplicate lines is kept, rest are deleted.
s...
Return XML from a controller's action in as an ActionResult?
...
if (this.objectToSerialize != null)
{
context.HttpContext.Response.Clear();
var xs = new System.Xml.Serialization.XmlSerializer(this.objectToSerialize.GetType());
context.HttpContext.Response.ContentType = "text/xml";
xs.Serialize(cont...
How do I invert BooleanToVisibilityConverter?
...ur own implementation of IValueConverter. A sample implementation is at
http://msdn.microsoft.com/en-us/library/system.windows.data.ivalueconverter.aspx
In your Convert method, have it return the values you'd like instead of the defaults.
...
Get last element of Stream/List in a one-liner
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How do I correctly clean up a Python object?
...
I'd recommend using Python's with statement for managing resources that need to be cleaned up. The problem with using an explicit close() statement is that you have to worry about people forgetting to call it at all or forgetting ...
What is the result of % in Python?
...ly smaller than the absolute value of the second operand [2].
Taken from http://docs.python.org/reference/expressions.html
Example 1:
6%2 evaluates to 0 because there's no remainder if 6 is divided by 2 ( 3 times ).
Example 2: 7%2 evaluates to 1 because there's a remainder of 1 when 7 is divide...