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Should developers have administrator permissions on their PC
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The answer is 'Yes'. Developers will need to frig with system configurations to test items, install software (if nothing else, to test the installation process of whatever they happen to be developing), poke about the registry and run software that will not work properly with...
Using JQuery - preventing form from submitting
How do I prevent a form from submitting using jquery?
13 Answers
13
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Eclipse: All my projects disappeared from Project Explorer
It seems like all my projects (except one) disappeared from the view Project Explorer.
33 Answers
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Background color not showing in print preview
... given a table a background color.
When I view the print preview in chrome its not taking on the background color property...
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Group query results by month and year in postgresql
...The SUM() function adds up all the "Sales" values, and supplies a case-sensitive alias, with the case sensitivity maintained by using double-quotes.
group by 1,2 : The GROUP BY function must contain all columns from the SELECT list that are not part of the aggregate (aka, all columns not inside SUM...
Trying to mock datetime.date.today(), but not working
...are a few problems.
First of all, the way you're using mock.patch isn't quite right. When used as a decorator, it replaces the given function/class (in this case, datetime.date.today) with a Mock object only within the decorated function. So, only within your today() will datetime.date.today be a d...
Dynamically creating keys in a JavaScript associative array
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Use the first example. If the key doesn't exist it will be added.
var a = new Array();
a['name'] = 'oscar';
alert(a['name']);
Will pop up a message box containing 'oscar'.
Try:
var text = 'name = oscar'
var dict = new Array()
var keyValuePair = text.replace(/ /g,'').s...
Eclipse - no Java (JRE) / (JDK) … no virtual machine
...rying to get Eclipse v3.5 (Galileo) to re-run on my computer - I have run it before with no problems, but now I keep getting this error:
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JRE 1.7 - java version - returns: java/lang/NoClassDefFoundError: java/lang/Object
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This problem stems from an improper Java installation.
Possibility 1
NOTE: This scenario only applies to Java 8 and prior. Beginning with Java 9, the JRE is structured differently. rt.jar and friends no longer exist, and Pack200 is no longer used.
The Java standard library is conta...
Differences in boolean operators: & vs && and | vs ||
...;& and || but what are & and | ? Please explain these to me with an example.
11 Answers
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