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CSS Pseudo-classes with inline styles
...nk of inline styles as the styles applied to some anonymous super-specific ID selector: those styles only apply to that one very element with the style attribute. (They take precedence over an ID selector in a stylesheet too, if that element has that ID.) Technically it doesn't work like that; this ...
mysql Foreign key constraint is incorrectly formed error
I have two tables, table1 is the parent table with a column ID and table2 with a column IDFromTable1 (not the actual name) when I put a FK on IDFromTable1 to ID in table1 I get the error Foreign key constraint is incorrectly formed error . I would like to delete table 2 record if tab...
space between divs - display table-cell
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You could also create a one-sided border the same colour as the background. border-right: 10px solid #FFF. This worked well for me when designing a CSS dropdown menu when I wanted some space between table-cell elements.
– armadadriv...
Testing for empty or nil-value string [duplicate]
...lse (because of short-circuiting).
This should be sufficient:
variable = id if variable.nil? || variable.empty?
If you're working with Ruby on Rails, Object.blank? solves this exact problem:
An object is blank if it’s false, empty, or a whitespace string. For example, "", " ", nil, [], a...
Espresso: Thread.sleep( );
...rrect approach will be:
/** Perform action of waiting for a specific view id. */
public static ViewAction waitId(final int viewId, final long millis) {
return new ViewAction() {
@Override
public Matcher<View> getConstraints() {
return isRoot();
}
...
What's wrong with using == to compare floats in Java?
...
the correct way to test floats for 'equality' is:
if(Math.abs(sectionID - currentSectionID) < epsilon)
where epsilon is a very small number like 0.00000001, depending on the desired precision.
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How to get HTTP Response Code using Selenium WebDriver
...lenium2/WebDriver and want to test if HTTP Request returns an HTTP 403 Forbidden.
9 Answers
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How to convert an object to a byte array in C#
... I tried this and it added all sorts of metadata. The OP said he did not want metadata.
– user316117
Jan 23 '13 at 19:47
4
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MongoDB/NoSQL: Keeping Document Change History
...ew version on each change
I came across the Versioning module of the Mongoid driver for Ruby. I haven't used it myself, but from what I could find, it adds a version number to each document. Older versions are embedded in the document itself. The major drawback is that the entire document is duplic...
Convert string to variable name in JavaScript
...s a global variable then window[variableName]
or in your case window["onlyVideo"] should do the trick.
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