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How to implement a tree data-structure in Java? [closed]
...an populate them into a tree using your library.
– d4v1dv00
Apr 7 '15 at 15:03
1
...
Custom thread pool in Java 8 parallel stream
...parallelism", "20");
s.parallel().forEach(i -> {
try { Thread.sleep(100); } catch (Exception ignore) {}
System.out.print((System.currentTimeMillis() - start) + " ");
});
The output is:
215 216 216 216 216 216 216 216 315 316 316 316 316 316 316 316 415 416 416 416
So you can see t...
Base64Util 拓展：支持图像框、画布、文件、文本字符串、图像精灵base64编...
...的内置属性块了。
文件有关
文件的位置必须是在ASD。不仅适用于图像文件，可以是任意文件类型。
文本字符串有关
文本的编码和解码。
图像精灵有关
设置图像精灵...
Is there an easy way to check the .NET Framework version?
...its own directory below C:\Windows\Microsoft.NET\Framework (subdirectories v1.0.3705, v1.1.4322, v2.0.50727, v3.0, v3.5 and v4.0.30319).
Since version 4.5 this has been changed: Each version of .NET (i.e. 4.5.x, 4.6.x, 4.7.x, 4.8.x, ...) is being installed in the same subdirectory v4.0.30319 - so y...
How can I clone an SQL Server database on the same server in SQL Server 2008 Express?
..._log nvarchar(50);
DECLARE @destDb nvarchar(50);
DECLARE @destMdf nvarchar(100);
DECLARE @destLdf nvarchar(100);
DECLARE @sqlServerDbFolder nvarchar(100);
SET @sourceDb = 'db1'
SET @sourceDb_log = @sourceDb + '_log'
SET @backupPath = 'E:\tmp\' + sourceDb + '.bak' --ATTENTION: file must already exis...
How do I detect unsigned integer multiply overflow?
...
100
and of course you could rename highestOneBitPosition to log :)
– Oliver Hallam
Jan 25 '10 at 18:14
...
Set attributes from dictionary in python
... self.z="name"
if you want to set the attributes at once
d = {'x':100,'y':300,'z':"blah"}
a = A()
a.__dict__.update(d)
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Which is the preferred way to concatenate a string in Python?
...(b):
0.010656118392944336
The end string, therefore, ends up being about 100MB long. That was pretty slow, appending to a list was much faster. That that timing doesn't include the final a.join(). So how long would that take?
a.join(a):
0.43739795684814453
Oups. Turns out even in this case, ap...
Convert Bitmap to File
...ncase people are wondering what Quality metric is. It is scale of 0 low to 100, high similar to photoshop export etc. As mentioned, its ignored for PNG, but you might wish to use CompressFormat.JPEG. As per google doco: Hint to the compressor, 0-100. 0 meaning compress for small size, 100 meaning co...
Resize image in PHP
...
function scale($scale) {
$width = $this->getWidth() * $scale/100;
$height = $this->getheight() * $scale/100;
$this->resize($width,$height);
}
function resize($width,$height) {
$new_image = imagecreatetruecolor($width, $height);
imagecopyresampled($...