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Adding Core Data to existing iPhone project
... core data to an existing iPhone project, but I still get a lot of compile errors:
13 Answers
...
Meaning of Git checkout double dashes
...rs would expand the search, meaning both of those cases will now report an error (you can still disambiguate using "--", of course; we're just tightening the DWIM heuristic).
(DWIM: Do What I Mean)
Note that we didn't test the original feature in 28fcc0b71a at all.
So this patch not only tes...
Break promise chain and call a function based on the step in the chain where it is broken (rejected)
...say you have something like the following:
stepOne()
.then(stepTwo, handleErrorOne)
.then(stepThree, handleErrorTwo)
.then(null, handleErrorThree);
To better understand what's happening, let's pretend this is synchronous code with try/catch blocks:
try {
try {
try {
var a...
Logging request/response messages when using HttpClient
...mation (invalid certificates, missing issuers list, and client certificate errors.)
System.Net.HttpListener
Some public methods of the HttpListener, HttpListenerRequest, and HttpListenerResponse classes.
System.Net.Cache
Some private and internal methods in System.Net.Cache.
System.Net.Http
Some pub...
PHP parse/syntax errors; and how to solve them
Everyone runs into syntax errors. Even experienced programmers make typos. For newcomers, it's just part of the learning process. However, it's often easy to interpret error messages such as:
...
How to send a custom http status message in node / express?
...'User already exists.');
Handle at Client side
Angular:-
$http().....
.error(function(data, status) {
console.error('Repos error', status, data);//"Repos error" 500 "User already exists."
});
jQuery:-
$.ajax({
type: "post",
url: url,
success: function (data, text) {
},
e...
try {} without catch {} possible in JavaScript?
I have a number of functions which either return something or throw an error. In a main function, I call each of these, and would like to return the value returned by each function, or go on to the second function if the first functions throws an error.
...
mysql_fetch_array()/mysql_fetch_assoc()/mysql_fetch_row()/mysql_num_rows etc… expects parameter 1 to
...m trying to select data from a MySQL table, but I get one of the following error messages:
31 Answers
...
How to suppress scientific notation when printing float values?
...AltoAziz Alto
12.6k33 gold badges5656 silver badges5050 bronze badges
...
Use ASP.NET MVC validation with jquery ajax?
...ata.ModelState;
if (!modelState.IsValid)
{
var errorModel =
from x in modelState.Keys
where modelState[x].Errors.Count > 0
select new
{
key = x,
...