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unable to install pg gem
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Worked for me on OS X, but with path to /Applications/Postgres.app/Contents/MacOS/bin/pg_config (I have a standalone Postgres.app)
– Matt
Nov 15 '13 at 19:13
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Cocoa Core Data efficient way to count entities
...n do with SELECT count(1) ...). Now I just solved this task with selecting all with NSFetchedResultsController and getting the count of the NSArray ! I am sure this is not the best way...
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Regular expressions in an Objective-C Cocoa application
... there's no built-in way to do regular expressions in an Objective-C Cocoa application.
10 Answers
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Continuous Integration for Ruby on Rails? [closed]
...he results. I came from a .NET shop that used CruiseControl.NET and was really spoiled with its ease of use and rich status/reporting.
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How do I get the filepath for a class in Python?
...abc.ABCMeta), as it returns /usr/local/lib/python3.7/abc.py instead of the appropriate file. The solution by @JarretHardie (below) worked better.
– martian111
Sep 8 '19 at 20:48
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Why JSF calls getters multiple times
...e getter method behind the expression is executed everytime when the code calls ValueExpression#getValue().
This will normally be invoked one or two times per JSF request-response cycle, depending on whether the component is an input or output component (learn it here). However, this count can get ...
Mac zip compress without __MACOSX folder?
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How might I do this recursively for all zip files?
– Wowfunhappy
Jun 27 '17 at 3:56
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How do I mock a service that returns promise in AngularJS Jasmine unit test?
...ll returning promise', function() {
var myService;
beforeEach(module('app.myService'));
beforeEach(inject( function(_myService_, myOtherService, $q){
myService = _myService_;
spyOn(myOtherService, "makeRemoteCallReturningPromise").and.callFake(function() {
var deferred = $q.d...
Return JSON response from Flask view
...nify function, which returns a JSON response.
from flask import jsonify
@app.route('/summary')
def summary():
d = make_summary()
return jsonify(d)
As of Flask 0.11, you can pass any JSON-serializable type, not just dict, as the top level object.
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Find location of a removable SD card
...l Android 4.4, the official Android platform has not supported SD cards at all except for two special cases: the old school storage layout where external storage is an SD card (which is still supported by the platform today), and a small feature added to Android 3.0 where it would scan additional SD...