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Why are dashes preferred for CSS selectors / HTML attributes?
...re separated with underscore and there were no stops.
Also, using hyphens allows you to take advantage of the |= attribute selector, which selects any element containing the text, optionally followed by a dash:
span[class|="em"] { font-style: italic; }
This would make the following HTML elements...
Loading custom configuration files
...Level.None);
If need to access a value within the config you can use the index operator:
config.AppSettings.Settings["test"].Value;
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append new row to old csv file python
I am trying to add a new row to my old csv file. Basically, it gets updated each time I run the Python script.
7 Answers
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passport.js passport.initialize() middleware not in use
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I keep getting this exception after authentication success (I see the callback url on the browser):
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Is recursion ever faster than looping?
...med. The more you "IO", the more you have to process. Un-IOing data (aka indexing) is always the biggest performance boost to any system because you don't have to process it in the first place.
– Jeff Fischer
Dec 28 '18 at 19:52
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Relative paths based on file location instead of current working directory [duplicate]
...rencing a variable that is technically an array without also specifying an index, in which case the 1st element is returned (here, $BASH_SOURCE is equivalent to ${BASH_SOURCE[0]}). While doing so can be a pitfall, it is also a convenient shortcut, especially with variables such as BASH_SOURCE, where...
Set Focus on EditText
... set an OnFocusChangeListener for it. When it has lost focus, a method is called, which checks the value of the EditText with one in the database. If the return-value of the method is true, a toast is shown and the focus should get back on the EditText again. The focus should always get back on the ...
Command-line Tool to find Java Heap Size and Memory Used (Linux)?
...tion which options of jstat one should use in order to verify just the overall memory usage of a JVM? Let's say you start the JVM with Xms=4g and Xmx=4g and you want to see, how much memory of that is already used?
– basZero
Feb 5 '14 at 9:44
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How to generate Javadoc HTML files in Eclipse?
...e able to find the newly generated Javadoc in the destination folder.
Open index.html.
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What is simplest way to read a file into String? [duplicate]
...ve one actual token, which is the entire file, so it can be read with one call to next().
There is a constructor that takes a File and a String charSetName (among many other overloads). These two constructor may throw FileNotFoundException, but like all Scanner methods, no IOException can be thrown...