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Regex to match string containing two names in any order
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How to format a Java string with leading zero?
...This pads theString with leading zeros. Sorry couldn't resist adding this comment :)
– HankCa
Apr 5 '16 at 3:01
1
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ActiveModel::ForbiddenAttributesError when creating new user
...this works or why this is needed?
– DiverseAndRemote.com
Aug 9 '13 at 13:23
20
@OmarJackman The f...
How do I measure time elapsed in Java? [duplicate]
...k time. You can't use the one for the other purpose. The reason is that no computer's clock is perfect; it always drifts and occasionally needs to be corrected. This correction might either happen manually, or in the case of most machines, there's a process that runs and continually issues small co...
How to list npm user-installed packages?
...rks pretty well too: npm list -g --depth=0
npm: the Node package manager command line tool
list -g: display a tree of every package found in the user’s folders (without the -g option it only shows the current directory’s packages)
depth 0 / — depth=0: avoid including every package’s de...
Find document with array that contains a specific value
...tly:
PersonModel.find({ favouriteFoods: "sushi" }, ...);
But I'd also recommend making the string array explicit in your schema:
person = {
name : String,
favouriteFoods : [String]
}
The relevant documentation can be found here: https://docs.mongodb.com/manual/tutorial/query-arrays/
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How can I scroll a web page using selenium webdriver in python?
...e
time.sleep(SCROLL_PAUSE_TIME)
# Calculate new scroll height and compare with last scroll height
new_height = driver.execute_script("return document.body.scrollHeight")
if new_height == last_height:
break
last_height = new_height
another method (thanks to Juanse) is, ...
C# vs C - Big performance difference
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Since you never use 'root', the compiler may have been removing the call to optimize your method.
You could try to accumulate the square root values into an accumulator, print it out at the end of the method, and see what's going on.
Edit : see Jalf's ans...
iPhone: How to get current milliseconds?
...ose brackets' are a newer version of the syntax according to stackoverflow.com/q/11474284/209828
– Matthew
Nov 7 '13 at 17:38
121
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Create a string with n characters
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The for loop will be optimized by the compiler. In such cases like yours you don't need to care about optimization on your own. Trust the compiler.
BTW, if there is a way to create a string with n space characters, than it's coded the same way like you just did....