大约有 47,000 项符合查询结果（耗时：0.0501秒） [XML]
How do I generate a random int number?
...ads as it's not thread safe (as is usual for any class that is not specifically made thread safe).
– Guffa
Feb 13 '18 at 17:11
11
...
Can't install via pip because of egg_info error
...problem :)
– samkhan13
Nov 9 '13 at 11:58
Glad my answer could be of help!
– Riot Goes Woof
...
A complete solution to LOCALLY validate an in-app receipts and bundle receipts on iOS 7
...receipt success:successBlock failure:nil]; // failureBlock is nil intentionally. See below.
if (verified) return;
// Apple recommends to refresh the receipt if validation fails on iOS
[[RMStore defaultStore] refreshReceiptOnSuccess:^{
RMAppReceipt *receipt = [RMAppReceipt bundleReceipt];
[s...
How do I format a date with Dart?
...
You can use the intl package (installer) to format dates.
For en_US formats, it's quite simple:
import 'package:intl/intl.dart';
main() {
final DateTime now = DateTime.now();
final DateFormat formatter = DateFormat('yyyy-MM-dd');
final String formatted...
“Too many values to unpack” Exception
...nATupleWithThreeValues()
print a
print b
raises
Traceback (most recent call last):
File "c.py", line 3, in ?
a,b = returnATupleWithThreeValues()
ValueError: too many values to unpack
Now, the reason why this happens in your case, I don't know, but maybe this answer will point you in the r...
How to list active / open connections in Oracle?
...
Either you don't have permissions, or you didn't install the DBA views correctly.
– S.Lott
Jun 25 '09 at 10:24
4
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Android Studio quick documentation always “fetching documentation”
...
The problem is Android Studio does not automatically update the source link of reference even when the documentation is already downloaded.
The default link in jdk.table.xml is http://developer.android.com/reference/ (android studio tries to connect to this online server ...
.NET NewtonSoft JSON deserialize map to a different property name
...
Json.NET has a JsonPropertyAttribute which allows you to specify the name of a JSON property, so your code should be:
public class TeamScore
{
[JsonProperty("eighty_min_score")]
public string EightyMinScore { get; set; }
[JsonProperty("home_or_away")]
...
Highlight text similar to grep, but don't filter out text [duplicate]
...ack. Checkout its --passthru option here: ack. It has the added benefit of allowing full perl regular expressions.
$ ack --passthru 'pattern1' file_name
$ command_here | ack --passthru 'pattern1'
You can also do it using grep like this:
$ grep --color -E '^|pattern1|pattern2' file_name
$ comma...
How do I use vim registers?
...on Windows (or from "mouse highlight" clipboard on Linux)
"*p
To access all currently defined registers type
:reg
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