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horizontal line and right way to code it in html, css
...r> tag represents a horizontal rule.
http://www.w3schools.com/tags/tag_hr.asp
So after definition, I would prefer <hr>
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Regex (grep) for multi-line search needed [duplicate]
...ould be printed; this way it won't do that.
In regexp:
(?s) activate PCRE_DOTALL, which means that . finds any character or newline
\N find anything except newline, even with PCRE_DOTALL activated
.*? find . in non-greedy mode, that is, stops as soon as possible.
^ find start of line
\1 backre...
Replace comma with newline in sed on MacOS?
...the question says OS X, but this doesn't work with GNU sed-4.2.2-6.fc20.x86_64.
– Cristian Ciupitu
May 25 '14 at 2:49
11
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How to extract the first two characters of a string in shell scripting?
...deed but here it is
sed 's/.//3g'
Or
awk NF=1 FPAT=..
Or
perl -pe '$_=unpack a2'
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Maven error: Could not find or load main class org.codehaus.plexus.classworlds.launcher.Launcher
...nd this article. For Maven3, changing my environment variable name from M2_HOME to M3_HOME did the trick. I am on a Mac running OSX 10.9 with JDK 1.7. Hope this helps.
Note: Please delete M2_HOME, if already set. Eg: unset M2_HOME
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Increment value in mysql update query
...
You could also just do this:
mysql_query("
UPDATE member_profile
SET points = points + 1
WHERE user_id = '".$userid."'
");
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How to extract an assembly from the GAC?
...ble as any normal folder
in explorer.
Open “%windir%\assembly\GAC_MSIL”.
Browse to your DLL folder into the deep to find your DLL.
Copy the DLL somewhere on your hard disk and refer it from there in your
project
Run "regsvr32 %windir%\Microsoft.NET\Framework\<.NET
version di...
UICollectionView spacing margins
...ake(top, left, bottom, right)];
Updated for Swift 5
func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, insetForSectionAt section: Int) -> UIEdgeInsets {
return UIEdgeInsets(top: 25, left: 15, bottom: 0, right: 5)
}
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How to use a variable inside a regular expression?
...scaped. Only special characters with meaning in a regex are still escaped. _ is not escaped since Python 3.3.(s. here)
Curly braces:
If you want to use quantifiers within the regular expression using f-strings, you have to use double curly braces. Let's say you want to match TEXTO followed by exac...
Cannot use object of type stdClass as array?
I get a strange error using json_decode() . It decode correctly the data (I saw it using print_r ), but when I try to access to info inside the array I get:
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