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Change MySQL default character set to UTF-8 in my.cnf?
...on) sets those to utf8 as well.
Caveat:
If you had a utf8 table with an index column of type VARCHAR(255), it can't be converted in some cases, because the maximum key length is exceeded (Specified key was too long; max key length is 767 bytes.). If possible, reduce the column size from 255 to 19...
Fast way of counting non-zero bits in positive integer
...seander/bithacks.html#CountBitsSetTable
POPCOUNT_TABLE16 = [0] * 2**16
for index in range(len(POPCOUNT_TABLE16)):
POPCOUNT_TABLE16[index] = (index & 1) + POPCOUNT_TABLE16[index >> 1]
def popcount32_table16(v):
return (POPCOUNT_TABLE16[ v & 0xffff] +
POPCOUNT...
Should you choose the MONEY or DECIMAL(x,y) datatypes in SQL Server?
...e correlations, and changing that to money gives wrong results.
select t1.index_id,t2.index_id,(avg(t1.monret*t2.monret)
-(avg(t1.monret) * avg(t2.monret)))
/((sqrt(avg(square(t1.monret)) - square(avg(t1.monret))))
*(sqrt(avg(square(t2.monret)) - square(avg(t2.monret))))...
Passing parameters to addTarget:action:forControlEvents
...actly you try to do, but considering you want to assign a specific details index to each button you can do the following:
set a tag property to each button equal to required index
in switchToNewsDetails: method you can obtain that index and open appropriate deatails:
- (void)switchToNewsDetails:(...
Eclipse and Windows newlines
...lowing in a unix shell:
find ./ -wholename "\*CVS/[RE]\*" -exec dos2unix -q -o {} \;
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How to forward declare a template class in namespace std?
...
Check out this answer (stackoverflow.com/questions/307343/…) and the linked newsgroup discussion.
– Jon Purdy
Oct 7 '10 at 6:49
7
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How do I write a bash script to restart a process if it dies?
I have a python script that'll be checking a queue and performing an action on each item:
8 Answers
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How do I connect to a specific Wi-Fi network in Android programmatically?
...nfiguration();
conf.SSID = "\"" + networkSSID + "\""; // Please note the quotes. String should contain ssid in quotes
Then, for WEP network you need to do this:
conf.wepKeys[0] = "\"" + networkPass + "\"";
conf.wepTxKeyIndex = 0;
conf.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.NONE);
c...
Test if a string contains any of the strings from an array
...rt org.apache.commons.lang.StringUtils;
String Utils
Use:
StringUtils.indexOfAny(inputString, new String[]{item1, item2, item3})
It will return the index of the string found or -1 if none is found.
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Does Android support near real time push notification?
...
developer.android.com/videos/index.html#v=PLM4LajwDVc Google I/O 2010 Presentation about Push Notifications
– vokilam
Feb 2 '11 at 8:56
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