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How to create a GUID/UUID using iOS
I want to be able to create a GUID/UUID on the iPhone and iPad.
8 Answers
8
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How to convert a Collection to List?
...Erel Segal Halevi says below, if coll is already a list, you can skip step one. But that would depend on the internals of TreeBidiMap.
List list;
if (coll instanceof List)
list = (List)coll;
else
list = new ArrayList(coll);
...
Vim delete blank lines
...white space characters..), but that may not be the unique requirement. Someone may still keep one of the empty line. :%!cat -s may be the choice..
– coanor
Nov 21 '12 at 5:04
...
Comparing two java.util.Dates to see if they are in the same day
...at "same day" is not as simple a concept as it sounds when different time zones can be involved. The code above will for both dates compute the day relative to the time zone used by the computer it is running on. If this is not what you need, you have to pass the relevant time zone(s) to the Calenda...
What is the JavaScript version of sleep()?
...}
}
demo();
This is it. await sleep(<duration>).
Or as a one-liner:
await new Promise(r => setTimeout(r, 2000));
Note that,
await can only be executed in functions prefixed with the async keyword, or at the top level of your script in some environments (e.g. the Chrome DevT...
Multiple commands on same line
...'|' can be used to separate commands, so you can give multiple commands in one
line. If you want to use '|' in an argument, precede it with '\'.
Example:
:echo "hello" | echo "goodbye"
Output:
hello
goodbye
NB: You may find that your ~/.vimrc doesn't support mapping |, or \|. In these case...
How to create hyperlink to call phone number on mobile devices?
...for creating a clickable hyperlink for users on mobile devices to call a phone number?
5 Answers
...
JavaScript closures vs. anonymous functions
...bles (which are defined in a parent scope of F) then:
There must be only one parent scope of F to which a free variable is bound.
If F is referenced from outside that parent scope, then it becomes a closure for that free variable.
That free variable is called an upvalue of the closure F.
Now le...
How to check whether a script is running under Node.js?
... case that window is defined in Node.js but there's no good reason for someone do this, since you would explicitly need to leave out var or set the property on the global object.
EDIT
For detecting whether your script has been required as a CommonJS module, that's again not easy. Only thing commo...
Timeout on a function call
...pens, it may end up caught and ignored inside the function, for example of one such function:
def loop_forever():
while 1:
print('sec')
try:
time.sleep(10)
except:
continue
...