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Creating a blocking Queue in .NET?
...ublic class BlockingQueue<T>
{
private readonly Subject<T> _queue;
private readonly IEnumerator<T> _enumerator;
private readonly object _sync = new object();
public BlockingQueue()
{
_queue = new Subject<T>();
_enumerator = _queue.GetEnume...
How to search a specific value in all tables (PostgreSQL)?
...
How about dumping the contents of the database, then using grep?
$ pg_dump --data-only --inserts -U postgres your-db-name > a.tmp
$ grep United a.tmp
INSERT INTO countries VALUES ('US', 'United States');
INSERT INTO countries VALUES ('GB', 'United Kingdom');
The same utility, pg_dump, can...
How do I determine file encoding in OS X?
...tect the encoding of a file. Read this answer, it explains why.
There's a command line tool, enca, that attempts to guess the encoding. You might want to check it out.
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Is there a way to auto expand objects in Chrome Dev Tools?
... edited May 23 '17 at 11:54
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answered Dec 22 '14 at 20:47
lorefnonlorefnon
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cannot convert data (type interface {}) to type string: need type assertion
...
As asked for by @ρяσѕρєя an explanation can be found at https://golang.org/pkg/fmt/#Sprint. Related explanations can be found at https://stackoverflow.com/a/44027953/12817546 and at https://stackoverflow.com/a/42302709/12817546. Here is @Yuanbo's answer in full.
package main
imp...
How to check if a String contains another String in a case insensitive manner in Java?
...ern with the CASE_INSENSITIVE flag for case insensitive matching:
Pattern.compile(Pattern.quote(wantedStr), Pattern.CASE_INSENSITIVE).matcher(source).find();
EDIT: If s2 contains regex special characters (of which there are many) it's important to quote it first. I've corrected my answer since i...
How can I measure the speed of code written in PHP? [closed]
...true) - $startTime), 4) . " Seconds\n";
You can also use a profiler like http://xdebug.org/.
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How can I manually generate a .pyc file from a .py file
...ividual files(s) from the command line with:
python -m compileall <file_1>.py <file_n>.py
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How do I reset a sequence in Oracle?
...ion on the pros and cons in the links below too.
tkyte@TKYTE901.US.ORACLE.COM>
create or replace
procedure reset_seq( p_seq_name in varchar2 )
is
l_val number;
begin
execute immediate
'select ' || p_seq_name || '.nextval from dual' INTO l_val;
execute immediate
'alter seque...
printf with std::string?
...
It's compiling because printf isn't type safe, since it uses variable arguments in the C sense1. printf has no option for std::string, only a C-style string. Using something else in place of what it expects definitely won't give y...