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What are the key differences between Scala and Groovy? [closed]
...ts instead. Groovy uses the static concept.
Scala does not have built in selection of arithmetic operators in quite the way that Groovy does. In Scala you can name methods very flexibly.
Groovy has the elvis operator for dealing with null. Scala programmers prefer to use Option types to using n...
Break when exception is thrown
...ttern matchers for exception names.
Also, under Window -> Preferences, Select Java -> Debug and there's a checkbox to tell the debugger to break on uncaught exceptions
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What is INSTALL_PARSE_FAILED_NO_CERTIFICATES error?
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No need to check both, Select V1 if you are supporting OS 7.0 and below Check V2 if you are supporting the devices running on 7.0 and above.
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MySQL “incorrect string value” error when save unicode string in Django
...ASE `%s` CHARACTER SET 'utf8' COLLATE 'utf8_unicode_ci'" % dbname)
sql = "SELECT DISTINCT(table_name) FROM information_schema.columns WHERE table_schema = '%s'" % dbname
cursor.execute(sql)
results = cursor.fetchall()
for row in results:
sql = "ALTER TABLE `%s` convert to character set DEFAULT C...
Input with display:block is not a block, why not?
...up with all sorts of retarded hacks like using 99% width to get inputs and selects to match. I really want a way to treat an input like a div and I was hoping I'd just overlooked something.
– SpliFF
Jun 23 '09 at 6:05
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Pick a random element from an array
...low
Just to answer your question, you can do this to achieve random array selection:
let array = ["Frodo", "sam", "wise", "gamgee"]
let randomIndex = Int(arc4random_uniform(UInt32(array.count)))
print(array[randomIndex])
The castings are ugly, but I believe they're required unless someone else h...
Does Android keep the .apk files? if so where?
...y
Access your phone using AirDroid from your PC web browser
Go to Apps and select the installed app
Click the "download" button to download the APK version of this app from your phone
You don't need to root your phone, use adb, or write anything.
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Mercurial — revert back to old version and continue from there
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You can also select a specific revision. e.g. hg revert path/to/file -r478
– Matt
Sep 3 '19 at 21:53
add a comme...
How to find the statistical mode?
...in density.default(x, from = from, to = to) : need at least 2 points to select a bandwidth automatically
– Sergio
Feb 10 '16 at 4:47
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Routing for custom ASP.NET MVC 404 Error page
...e.
Step by Step Installation Guide :
1 - Right click on your Project and Select Manage Nuget Packages...
2 - Search for NotFoundMvc and install it.
3 - Once the installation has be completed, two files will be added to your project. As shown in the screenshots below.
4 - Open the newly added...