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When should I use perror(“…”) and fprintf(stderr, “…”)?
...on call goes from user space to kernal space wheras fprintf calls goest to api to kernal
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SignalR - Sending a message to a specific user using (IUserIdProvider) *NEW 2.0.0*
... Thanks @Sumant, my issue ended up being that b/c I was in a Web API project where I had implemented OAuth 2 with bearer token I had to implement logic to pass the bearer token on query string since it can't be pulled from the headers on that initial signalr connect request. Couldn't just...
getResourceAsStream() vs FileInputStream
...ly controllable. You should really prefer using absolute paths in the File API instead of relative paths. E.g. C:\full\path\to\file.ext.
You don't want to hardcode or guess the absolute path in Java (web)applications. That's only portability trouble (i.e. it runs in system X, but not in system Y). T...
Synchronizing a local Git repository with a remote one
...356cd85 FORGE-680
Removing forge-example-plugin/
Removing plugin-container-api/
Removing plugin-container/
Removing shell/.forge_settings
sharkbook:forge lbaxter$
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Reading my own Jar's Manifest
...on, do not rely upon assumptions about the classloaders, just use the OSGi APIs directly.
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How to insert text into the textarea at the current cursor position?
...
New answer:
https://developer.mozilla.org/en-US/docs/Web/API/HTMLInputElement/setRangeText
I'm not sure about the browser support for this though.
Tested in Chrome 81.
function typeInTextarea(newText, el = document.activeElement) {
const [start, end] = [el.selectionSt...
Manually raising (throwing) an exception in Python
...nto production.
Example Usage
I raise Exceptions to warn consumers of my API if they're using it incorrectly:
def api_func(foo):
'''foo should be either 'baz' or 'bar'. returns something very useful.'''
if foo not in _ALLOWED_ARGS:
raise ValueError('{foo} wrong, use "baz" or "bar"...
Apply CSS styles to an element depending on its child elements
...rformance, jQuery doc page for :has selector advises to use .has() method (api.jquery.com/has) => applied to current question it would give for example $('div').has('div.a').css('border', '1px solid red');
– Frosty Z
Dec 30 '13 at 11:00
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How to change time and timezone in iPhone simulator?
...he purpose of a screenshot). But it won't affect the result of a time/date API.
– Roun
Nov 6 '19 at 17:25
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PostgreSQL function for last inserted ID
...fy the way you call your INSERT statement (in the worst case, perhaps your API or DB layer does not expect an INSERT to return a value); it's not standard SQL (who cares); it's available since Postgresql 8.2 (Dec 2006...)
Conclusion: If you can, go for option 3. Elsewhere, prefer 1.
Note: all th...