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Unable to verify leaf signature
...o so the code I posted is a quick fix. I should have prefaced with that in my comment.
– LukeP
Jun 3 '15 at 21:48
1
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Integrating the ZXing library directly into my Android application
..._HOME environment variable to the proper java folder. I found tools.jar in my (for Windows):
C:\Program Files\Java\jdk1.6.0_21\lib
so I set my JAVA_HOME to:
C:\Progra~1\Java\jdk1.6.0_25
the reason for the shorter syntax I found at some site which says:
"It is strongly advised that you
ch...
Android: How can I get the current foreground activity (from a service)?
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I have a service running on the background, and I would like to update my current Activity when an event occurs (in the service). Is there a easy way to do that (like the one I suggested above)?
Send a broadcast Intent to the activity -- here is a sample project demonstrating this pattern
Hav...
AES Encryption for an NSString on the iPhone
...easePool * pool = [[NSAutoreleasePool alloc] init];
NSString *key = @"my password";
NSString *secret = @"text to encrypt";
NSData *plain = [secret dataUsingEncoding:NSUTF8StringEncoding];
NSData *cipher = [plain AES256EncryptWithKey:key];
printf("%s\n", [[cipher description] UT...
Test if executable exists in Python?
... Thanks Jay, I accept your answer, though for me it answers my question by the negative. No such function exists in the libs, I just have to write it (I admit my formulation was not clear enough in the fact that I know what which does).
– Piotr Lesnicki
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Purpose of Python's __repr__
... not defined, the repr method for the Point3D class, and have instantiated my_point as an instance of Point3D, and then we do this ...
print my_point
... we may see this as the output ...
Not very nice, eh?
So, we define the repr or str special method, or both, to get better output.
**class Poi...
Replacing a 32-bit loop counter with 64-bit introduces crazy performance deviations with _mm_popcnt_
...variable from unsigned to uint64_t made the performance drop by 50% on my PC.
10 Answers
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Defining static const integer members in class definition
My understanding is that C++ allows static const members to be defined inside a class so long as it's an integer type.
7 An...
Safari 3rd party cookie iframe trick no longer working?
...u were willing to have your users click a button before the content loads. My solution was to have a button open a new browser window. That window sets a cookie for my domain, refreshes the opener and then closes.
So your main script could look like:
<?php if(count($_COOKIE) > 0): ?>
<...
PHP PDO returning single row
... --- connection string --- ");
$stmt = $dbh->prepare("SELECT name FROM mytable WHERE id=4 LIMIT 1");
$stmt->execute();
$row = $stmt->fetch();
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