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Can't find the PostgreSQL client library (libpq)
...pg
But when I tried running bundle install again, it had the same error. Then I tried the entire bundle install with ARCHFLAGS like so:
ARCHFLAGS="-arch x86_64" bundle install
Worked for me! Make sure to replace x86_64 with i386 depending on what architecture you have.
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Java “lambda expressions not supported at this language level”
...features of Java 8 and copied the example into my IDE (Eclipse originally, then IntelliJ) as shown here
23 Answers
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How to create a generic array in Java?
...t or something, you get no warning that it's unsafe. But if you're careful then it works.
– newacct
Sep 23 '11 at 22:07
3
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Only variables should be passed by reference
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save the array from explode() to a variable, and then call end() on this variable:
$tmp = explode('.', $file_name);
$file_extension = end($tmp);
btw: I use this code to get the file extension:
$ext = substr( strrchr($file_name, '.'), 1);
where strrchr extracts the str...
Compiler Ambiguous invocation error - anonymous method and method group with Func or Action
...s not consider return types.
If the algorithm [...] produces an error, then a compile-time error occurs. Otherwise the algorithm produces a single best method M having the same number of parameters as D and the conversion is considered to exist.
There is only one method in the method group X, ...
PadLeft function in T-SQL
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If id is a string then you can convert it to integer first -- select format(convert(int,id),'0000')
– CrimsonKing
Sep 18 '17 at 12:42
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Finding diff between current and last version
... Cerran.
And if you always skip the staging area with -a when you commit, then you can simply use git diff.
Summary
git diff shows unstaged changes.
git diff --cached shows staged changes.
git diff HEAD shows all changes (both staged and unstaged).
Source: git-diff(1) Manual Page – Cerran
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Could not load file or assembly … An attempt was made to load a program with an incorrect format (Sy
...e you are facing the problem with your website after deploying on server.
Then you need to adjust your application pool to Enable 32-Bit Applications.
Steps
Open IIS Manager
Click on Application Pools
Select whatever application pool you are using
From right pane, click Advanced Settings...
Set ...
How can I count occurrences with groupBy?
...which takes another Collector to specify what to do with each group... and then Collectors.counting() to do the counting:
import java.util.*;
import java.util.stream.*;
class Test {
public static void main(String[] args) {
List<String> list = new ArrayList<>();
lis...
Best practices: throwing exceptions from properties
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@Steven: Then how much use was that class to you in the exceptional case? If you've then had to write defensive code to handle all those exceptions because of one failure, and presumably supply suitable defaults, why not provide those...