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Howto: Clean a mysql InnoDB storage engine?
...ar/lib/mysql/mydb/mytable.ibd will actually shrink.
I have done this many times in my career as a MySQL DBA. In fact, the first time I did this, I shrank a 50GB ibdata1 file down to only 500MB!
Give it a try. If you have further questions on this, just ask. Trust me; this will work in the short te...
Increment value in mysql update query
...hout having to query the actual amount of points, so it will save you some time and resources during the script execution.
mysql_query("UPDATE `member_profile` SET `points`= `points` + 1 WHERE `user_id` = '".intval($userid)."'");
Else, what you were doing wrong is that you passed the old amount...
Getting the last element of a split string array
...
/(anything)(any separator once)(anything that isn't a separator 0 or more times)/
The replace just says replace the entire string with the stuff after the last separator.
So you can see how this can be applied generally. Note the original string is not modified.
...
How to retry after exception?
...tarting with for i in range(0, 100) . Normally it runs correctly, but sometimes it fails due to network conditions. Currently I have it set so that on failure, it will continue in the except clause (continue on to the next number for i ).
...
Simple proof that GUID is not unique [closed]
...t.
Console.WriteLine("{0:u} - Building a bigHeapOGuids.", DateTime.Now);
// Fill up memory with guids.
var bigHeapOGuids = new HashSet<Guid>();
try
{
do
{
bigHeapOGuids.Add(Guid.New...
Git commit in terminal opens VIM, but can't get back to terminal
...rs ago and my only regret is I didn't started earlier. I don't consider it time wasted, you should try it. It does have a steep learning curve mind you but it will be well worth it. As for the commands, I don't have much to add. Type <esc>, type :, type x and that should be it.
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What is the easiest way to initialize a std::vector with hardcoded elements?
...
@T.E.D: Sometimes you need to modify the resulting vector. For example, you may need to always have some default parameters and sometimes add a few customized to them.
– DarkWanderer
Feb 18 '14 at 9...
Is there a way to crack the password on an Excel VBA Project?
... This code works perfectly in unlocking the VBA code although each time I have used this it prevents me from re-protecting the project with a different password, has anyone else had this problem?
– Matthew Bond
Nov 21 '16 at 12:49
...
How to parse float with two decimal places in javascript?
...formance (like in games):
Math.round(number * 100) / 100
It's about 100 times as fast as parseFloat(number.toFixed(2))
http://jsperf.com/parsefloat-tofixed-vs-math-round
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Shortcut for creating single item list in C#
...ample: clock.AlertUser.In(1.Minute) reads much better than clock.AlertUser(TimeSpan.FromMinutes(1));
– Michael Meadows
Jan 20 '09 at 20:19
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