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How to calculate the SVG Path for an arc (of a circle)
...ul, thanks. The only thing I found is that the largeArc logic doesn't work if you use negative angles. This works -360 to +360: jsbin.com/kopisonewi/2/edit?html,js,output
– Xcodo
Sep 7 '16 at 8:58
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How to continue a task when Fabric receives an error
When I define a task to run on several remote servers, if the task runs on server one and exits with an error, Fabric will stop and abort the task. But I want to make fabric ignore the error and run the task on the next server. How can I make it do this?
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how can I see what ports mongo is listening on from mongo shell?
If I have a mongo instance running, how can I check what port numbers it is listening on from the shell? I thought that db.serverStatus() would do it but I don't see it. I see this
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Confusion: @NotNull vs. @Column(nullable = false) with JPA and Hibernate
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Thanks! So if I want my JPA persistence not to be tied to the Hibernate implementation (i.e. change to EJB3) then I have to use both annotations (to prohibit null in both the field and its column)?
– rapt
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Java Timer vs ExecutorService?
...umber of threads. Furthermore, you have full control over created threads, if you want (by providing ThreadFactory).
Runtime exceptions thrown in TimerTask kill that one thread, thus making Timer dead :-( ... i.e. scheduled tasks will not run anymore. ScheduledThreadExecutor not only catches runtime...
Configuration System Failed to Initialize
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Make sure that your config file (web.config if web, or app.config if windows) in your project starts as:
<?xml version="1.0"?>
<configuration>
<configSections>
<sectionGroup name="applicationSettings"
type="Syste...
Difference between \A \z and ^ $ in Ruby regular expressions
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If you're depending on the regular expression for validation, you always want to use \A and \z. ^ and $ will only match up until a newline character, which means they could use an email like me@example.com\n<script>dang...
String isNullOrEmpty in Java? [duplicate]
...lank(str) or StringUtils.isNotBlank(str)
from Apache commons-lang.
The difference between empty and blank is : a string consisted of whitespaces only is blank but isn't empty.
I generally prefer using apache-commons if possible, instead of writing my own utility methods, although that is also pl...
jQuery remove options from select
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This is the easiest if you don't need to know the value. For example removing the first option $("#affiliate")[0][0].remove();
– ladieu
Mar 6 '14 at 20:13
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Credit card expiration dates - Inclusive or exclusive?
...[sic]1
day of the next month; the card cannot be used to make a purchase if the
merchant attempts to obtain an authorization.
- Source
Also, while looking this up, I found an interesting article on Microsoft's website using an example like this, exec summary: Access 2000 for a month/year de...