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What is RSS and VSZ in Linux memory management
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RSS is the Resident Set Size and is used to show how much memory is allocated to that process and is in RAM. It does not include memory that is swapped out. It does include memory from shared libraries as long as the pages from those libraries...
How to round a number to significant figures in Python
I need to round a float to be displayed in a UI. E.g, to one significant figure:
20 Answers
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How to loop through files matching wildcard in batch file
I have a set of base filenames, for each name 'f' there are exactly two files, 'f.in' and 'f.out'. I want to write a batch file (in Windows XP) which goes through all the filenames, for each one it should:
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Applying a function to every row of a table using dplyr?
When working with plyr I often found it useful to use adply for scalar functions that I have to apply to each and every row.
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Get Android .apk file VersionName or VersionCode WITHOUT installing apk
How can I get programmatically get the version code or version name of my apk from the AndroidManifest.xml file after downloading it and without installing it.
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Save classifier to disk in scikit-learn
...in scikit-learn:
>>> import joblib
>>> from sklearn.datasets import load_digits
>>> from sklearn.linear_model import SGDClassifier
>>> digits = load_digits()
>>> clf = SGDClassifier().fit(digits.data, digits.target)
>>> clf.score(digits.data, d...
PowerShell Script to Find and Replace for all Files with a Specific Extension
...ent $file.PSPath) |
Foreach-Object { $_ -replace "Dev", "Demo" } |
Set-Content $file.PSPath
}
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Sublime Text 2: Trim trailing white space on demand
...o automatically delete trailing spaces upon file
save. Depending on your settings, it may be more handy to just
highlight them and/or delete them by hand. This plugin provides just
that!
Usage: click "Edit / Trailing Spaces / Delete".
To add a key binding, open "Preferences / Key Bindings -...
How to do a newline in output
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
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%d,%c,%s,%x等转换符 释义 - C/C++ - 清泛IT论坛，有思想、有深度
... 字符
%d 有符号十进制整数
%f 浮点数(包括float和doulbe)
%e(%E) 浮点数指数输出[e-(E-)记数法]
%g(%G) 浮点数不显无意义的零"0"
%i 有符号十进制整数(与%d相同)
%...