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...。
4.JMap。监控java程序是否有内存泄漏，需要配合eclipse插件或者MemoryAnalyzer来使用。
5.JProfiler。全面监控每个节点的CPU使用率、内存使用率、响应时间累计值、线程执行情况等，需要在JVM参数中进行配置。
6.Nmon。全面监控linux...
How to convert a file into a dictionary?
I have a file comprising two columns, i.e.,
11 Answers
11
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What's the fastest way to convert String to Number in JavaScript?
...
There are at least 5 ways to do this:
If you want to convert to integers only, another fast (and short) way is the double-bitwise not (i.e. using two tilde characters):
e.g.
~~x;
Reference: http://james.padolsey.com/cool-stuff/double-bitwise-not/
The 5 common ways I know so...
PHP json_encode encoding numbers as strings
...er":"test","ananother":456}
So, in this case, the integers have not been converted to string.
Still, this might be dependant of the version of PHP we are using : there have been a couple of json_encode related bugs corrected, depending on the version of PHP...
This test has been made with PHP 5...
How to convert integer timestamp to Python datetime
... 'answer',
autoActivateHeartbeat: false,
convertImagesToLinks: true,
noModals: true,
showLowRepImageUploadWarning: true,
reputationToPostImages: 10,
bindNavPrevention: true,
postfix...
Where is the WPF Numeric UpDown control?
...s e)
{
int number;
if (NUDTextBox.Text != "") number = Convert.ToInt32(NUDTextBox.Text);
else number = 0;
if (number < maxvalue)
NUDTextBox.Text = Convert.ToString(number + 1);
}
private void NUDButtonDown_Click(object sender, RoutedEventA...
switch case statement error: case expressions must be constant expression
...efore your code would no longer compile.
The solution for this is simple: Convert the switch statement into an if-else statement.
public void onClick(View src)
{
int id = src.getId();
if (id == R.id.playbtn){
checkwificonnection();
} else if (id == R.id.stopbtn){
Log.d(...
Understanding the Use of ColorMatrix and ColorMatrixColorFilter to Modify a Drawable's Hue
... value range for brightness is wrong. It should be between -255 and 255 or converted afterwards.
– woodii
Jan 2 at 16:03
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How to compare two colors for similarity/difference
...ues are in the sRGB colorspace, find the sRGB to Lab* conversion formulas, convert your sRGB colors to Lab*, and compute deltaE between your two Lab* values. It's not computationally expensive, it's just some nonlinear formulas and some multiplies and adds.
...
Converting bool to text in C++
Maybe this is a dumb question, but is there any way to convert a boolean value to a string such that 1 turns to "true" and 0 turns to "false"? I could just use an if statement, but it would be nice to know if there is a way to do that with the language or standard libraries. Plus, I'm a pedant. :...