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Javascript shorthand ternary operator
... Isn't this idiom an anti-pattern? What if you pass 0 or empty string, the 'OR' expression will skip it and use the default value where you actually wanted 0 or empty string.
– Paul Trzyna
Jun 29 '18 at 13:25
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Is there a stopwatch in Java?
...TimeUnit.MILLISECONDS);
log.info("that took: " + stopwatch); // formatted string like "12.3 ms"
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How to simulate a button click using code?
How can I trigger a button click event using code in Android? I want to trigger the button click programmatically when some other event occurs.
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What is getattr() exactly and how do I use it?
...ecause you don't know in advance which attribute you want (it comes from a string). Very useful for meta-programming.
you want to provide a default value. object.y will raise an AttributeError if there's no y. But getattr(object, 'y', 5) will return 5.
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What actually causes a Stack Overflow error? [duplicate]
...lass Test
{
final static int CALLS = 710;
public static void main(String[] args)
{
final Functor[] functors = new Functor[CALLS];
for (int i = 0; i < CALLS; i++)
{
final int finalInt = i;
functors[i] = new Functor()
{
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Exporting a function in shell
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Functions are not exportable by nature. However you can export strings, so I have a little trick here:
func="$(typeset -f funcname)"
export func
To import the function, re-define it from the exported string:
# in subshell
eval "$func"
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NameValueCollection vs Dictionary [duplicate]
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NameValueCollection is string typed whereas Dictionary leverages generics to allow type variance. See Benefits of Generics.
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Generate .pem file used to set up Apple Push Notifications
...tribution section, then click "Continue" button.
Step 3: Select the App ID you want to use for your BYO app (How to Create An App ID), then click "Continue" to go to next step.
Step 4: Follow the steps "About Creating a Certificate Signing Request (CSR)" to create a Certificate Signing Request...
Focus Input Box On Load
...load?
You can just add the autofocus attribute to the input.
<input id="myinputbox" type="text" autofocus>
However, this might not be supported in all browsers, so we can use javascript.
window.onload = function() {
var input = document.getElementById("myinputbox").focus();
}
2) How...
How can I find the version of the Fedora I use?
... answered Feb 12 '09 at 9:31
David GrantDavid Grant
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