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What is Common Gateway Interface (CGI)?
... says, it is a "common" gateway interface for everything. It is so trivial and naive from the name. I feel that I understood this and I felt this every time I encountered this word. But frankly, I didn't. I'm still confused.
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How do I install imagemagick with homebrew?
...ocal
git reset --hard FETCH_HEAD
Then I retried brew install imagemagick and it correctly pulled the package from the new mirror, instead of adamv.
If that does not work, ensure that /Library/Caches/Homebrew does not contain any imagemagick files or folders. Delete them if it does.
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Can I restore a single table from a full mysql mysqldump file?
...extract only the table you want.
Let say the name of your table is mytable and the file mysql.dump is the file containing your huge dump:
$ sed -n -e '/CREATE TABLE.*`mytable`/,/Table structure for table/p' mysql.dump > mytable.dump
This will copy in the file mytable.dump what is located between...
Eliminate space before \begin{itemize} [closed]
...
yes, but sometimes the fight is too much to handle.
– Stefano Borini
Jul 2 '09 at 12:50
30
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How to read keyboard-input?
...f you use Python 2
input('Enter your input:') # If you use Python 3
and if you want to have a numeric value
just convert it:
try:
mode=int(raw_input('Input:'))
except ValueError:
print "Not a number"
share...
Plot correlation matrix into a graph
...
Quick, dirty, and in the ballpark:
library(lattice)
#Build the horizontal and vertical axis information
hor <- c("214", "215", "216", "224", "211", "212", "213", "223", "226", "225")
ver <- paste("DM1-", hor, sep="")
#Build the fa...
How to use HTML Agility pack
...rseErrors != null && htmlDoc.ParseErrors.Count() > 0)
{
// Handle any parse errors as required
}
else
{
if (htmlDoc.DocumentNode != null)
{
HtmlAgilityPack.HtmlNode bodyNode = htmlDoc.DocumentNode.SelectSingleNode("//body");
if (bodyNode != null)
{
...
Ignore with CSS?
...
With css, you can "hide" the br tags and they won't have an effect:
br {
display: none;
}
If you only want to hide some within a specific heading type, just make your css more specific.
h3 br {
display: none;
}
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Why use strict and warnings?
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For starters, use strict; (and to a lesser extent, use warnings;) helps find typos in variable names. Even experienced programmers make such errors. A common case is forgetting to rename an instance of a variable when cleaning up or refactoring code.
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Getting the names of all files in a directory with PHP
...
Don't bother with open/readdir and use glob instead:
foreach(glob($log_directory.'/*.*') as $file) {
...
}
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