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Java String to SHA1
...String byteArrayToHexString(byte[] b) {
String result = "";
for (int i=0; i < b.length; i++) {
result +=
Integer.toString( ( b[i] & 0xff ) + 0x100, 16).substring( 1 );
}
return result;
}
BTW, you may get more compact representation using Base64. Apache Commons Codec ...
PDOException “could not find driver”
...
answered May 17 '10 at 21:33
ZZ CoderZZ Coder
68.8k2828 gold badges126126 silver badges159159 bronze badges
...
Remove blank attributes from an Object in Javascript
...n(obj) {
var propNames = Object.getOwnPropertyNames(obj);
for (var i = 0; i < propNames.length; i++) {
var propName = propNames[i];
if (obj[propName] === null || obj[propName] === undefined) {
delete obj[propName];
}
}
}
A few notes on null vs undefined:
test.test1 === ...
How to copy Java Collections list
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edited Dec 30 '13 at 16:22
pickypg
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a...
Android - Setting a Timeout for an AsyncTask?
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Yes, there is AsyncTask.get()
myDownloader.get(30000, TimeUnit.MILLISECONDS);
Note that by calling this in main thread (AKA. UI thread) will block execution, You probably need call it in a separate thread.
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Make a link use POST instead of GET
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answered Oct 12 '10 at 14:55
PalantirPalantir
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Possible to iterate backwards through a foreach?
... |
edited Feb 8 '15 at 12:07
Shimmy Weitzhandler
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How do you check what version of SQL Server for a database using TSQL?
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Try
SELECT @@VERSION
or for SQL Server 2000 and above the following is easier to parse :)
SELECT SERVERPROPERTY('productversion')
, SERVERPROPERTY('productlevel')
, SERVERPROPERTY('edition')
From: http://support.microsoft.com/kb/321185
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How can I listen for a click-and-hold in jQuery?
...e an event when a user clicks on a button, then holds that click down for 1000 to 1500 ms.
8 Answers
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Arduino Sketch upload issue - avrdude: stk500_recv(): programmer is not responding
...ve an Arduino Duemilanove with an ATmega328 . I am working on Ubuntu 12.04 (Precise Pangolin), and the Arduino IDE's version is 1.0. Recently, I tried to upload a few of the sample sketches onto it, such as the Blink one. However, none of my attempts are working and they result in the same error...