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NSDate beginning of day and end of day
...o: noon)!
let specificDate = Date("2020-01-01")
extension Date {
init(_ dateString:String) {
let dateStringFormatter = DateFormatter()
dateStringFormatter.dateFormat = "yyyy-MM-dd"
dateStringFormatter.locale = NSLocale(localeIdentifier: "en_US_POSIX") as Locale
l...
Make an image width 100% of parent div, but not bigger than its own width
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If the image is smaller than parent...
.img_100 {
width: 100%;
}
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How to select the nth row in a SQL database table?
...upports the standard windowing functions:
SELECT * FROM (
SELECT
ROW_NUMBER() OVER (ORDER BY key ASC) AS rownumber,
columns
FROM tablename
) AS foo
WHERE rownumber <= n
(which I just copied from the site linked above since I never use those DBs)
Update: As of PostgreSQL 8.4 the st...
Set Additional Data to highcharts series
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Additionally, with this solution, you can even put multiple data as much as you want :
tooltip: {
formatter: function () {
return 'Extra data: <b>' + this.point.myData + '</b><br> Another Data: <b>...
Is there a portable way to get the current username in Python?
... to combine os.getuid() with pwd.getpwuid():
import os
import pwd
def get_username():
return pwd.getpwuid( os.getuid() )[ 0 ]
Refer to the pwd docs for more details:
http://docs.python.org/library/pwd.html
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What does the `forall` keyword in Haskell/GHC do?
I'm beginning to understand how the forall keyword is used in so-called "existential types" like this:
8 Answers
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Set android shape color programmatically
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Thanks .. saved my world.
– sid_09
May 4 '16 at 10:20
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How can I test if a letter in a string is uppercase or lowercase using JavaScript?
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assert(!isLowerCase("Ü"))
assert(!isLowerCase("4"))
assert(!isLowerCase("_"))
To check one letter just call it using isLowerCase(str[charIndex])
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Perform an action in every sub-directory using Bash
... command, this is more concise:
for D in *; do [ -d "${D}" ] && my_command; done
Or an even more concise version (thanks @enzotib). Note that in this version each value of D will have a trailing slash:
for D in */; do my_command; done
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What are some examples of commonly used practices for naming git branches? [closed]
...ng branch names can be more helpful in "merge commits" if you do not habitually rewrite them by hand. The default merge commit message is Merge branch 'branch-name'. You may find it more helpful to have merge messages show up as Merge branch 'fix/CR15032/crash-when-unformatted-disk-inserted' inste...