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Easy way to test a URL for 404 in PHP?
...you can check the error code using curl_getinfo as such:
$handle = curl_init($url);
curl_setopt($handle, CURLOPT_RETURNTRANSFER, TRUE);
/* Get the HTML or whatever is linked in $url. */
$response = curl_exec($handle);
/* Check for 404 (file not found). */
$httpCode = curl_getinfo($handle, CURLIN...
Java client certificates over HTTPS/SSL
... /System/Library/Frameworks/JavaVM.framework/Versions/1.6.0/Home/lib/security/cacerts (OSX 10.5).
The name of the keystore file seems to suggest that the client certificate is not supposed to go in there?
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Copy values from one column to another in the same table
...ion is:
UPDATE `table` SET test=number
Here table is the table name and it's surrounded by grave accent (aka back-ticks `) as this is MySQL convention to escape keywords (and TABLE is a keyword in that case).
BEWARE, that this is pretty dangerous query which will wipe everything in column test i...
Java String to SHA1
...presentation using Base64. Apache Commons Codec API 1.4, has this nice utility to take away all the pain. refer here
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How to insert a text at the beginning of a file?
...e at the beginning of a file but that's not exactly what I want. I'll show it on a example
16 Answers
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Can Flask have optional URL parameters?
Is it possible to directly declare a flask URL optional parameter?
11 Answers
11
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Is it possible to do start iterating from an element other than the first using foreach?
...collection. I would like to choose from which element foreach starts. Is it possible to somehow change the element from which foreach starts?
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What is WCF RIA services?
I hate MSDN's site for WCF RIA services. It does not say what it is, it only says what it does. It says what it can achieve but does not say why I need it.
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After Installing Java JDK 7 For Mac OS X - mvn -version still shows java version 1.6.0_31
...er here:
http://www.adam-bien.com/roller/abien/entry/java_se_development_kit_7
You should use JAVA_HOME=$(/usr/libexec/java_home) instead on a Mac and then set the current jdk via "Java Preferences.app".
Set JAVA_HOME in ~/.profile
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Recover from git reset --hard?
Is there any way to recover uncommitted changes to the working directory from a git reset --hard HEAD ?
22 Answers
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