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How to center a button within a div?
... answered Sep 26 '11 at 20:23
LoktarLoktar
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Remove duplicate elements from array in Ruby
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the Tin Man
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answered Dec 3 '11 at 5:24
Mithun Sasidhara...
How do I make calls to a REST api using C#?
...nt Libraries to consume a RESTful service. This is available as a NuGet package, Microsoft.AspNet.WebApi.Client. You will need to add this NuGet package to your solution.
Here's how your example would look when implemented using the ASP.Net Web API Client Library:
using System;
using System.Collec...
optional local variables in rails partial templates: how do I get out of the (defined? foo) mess?
I've been a bad kid and used the following syntax in my partial templates to set default values for local variables if a value wasn't explicitly defined in the :locals hash when rendering the partial --
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How to replace strings containing slashes with sed?
...imiter that's not part of either string. Or, you could escape it with a backslash:
s/\//foo/
Which would replace / with foo. You'd want to use the escaped backslash in cases where you don't know what characters might occur in the replacement strings (if they are shell variables, for example).
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Avoid synchronized(this) in Java?
...out that synchronized(this) should be avoided. Instead, they claim, a lock on a private reference is to be preferred.
22 ...
Deep copying an NSArray
...if you need to deeply copy an entire nested data structure — what the linked Apple docs call a true deep copy — then this approach will not suffice. Please see the other answers here for that.
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Debugging “Element is not clickable at point” error
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This is caused by following 3 types:
1.The element is not visible to click.
Use Actions or JavascriptExecutor for making it to click.
By Actions:
WebElement element = driver.findElement(By("element_path"));
Actions actions = new Actions(driver);
actions.moveToElement(element).click().perform(...
AWS MySQL RDS vs AWS DynamoDB [closed]
...u can read AWS explanation about it here.
In short, if you have mainly Lookup queries (and not Join queries), DynamoDB (and other NoSQL DB) is better. If you need to handle a lot of data, you will be limited when using MySQL (and other RDBMS).
You can't reuse your MySQL queries nor your data sche...
Input from the keyboard in command line application
I am attempting to get the keyboard input for a command line app for the new Apple programming language Swift.
19 Answers
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