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How to best display in Terminal a MySQL SELECT returning too many fields?
... Could you please tell me how to fix it? sh: 1: less: not found 44 rows in set (0.01 sec)
– Quy Tang
May 5 '17 at 8:32
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How to convert an int to a hex string?
...
You are looking for the chr function.
You seem to be mixing decimal representations of integers and hex representations of integers, so it's not entirely clear what you need. Based on the description you gave, I think one of these snippets ...
Builder Pattern in Effective Java
... make the fields final and have getters to get those values. Don't provide setters to those values. In this way your class will be perfectly immutable.
public class NutritionalFacts {
private final int sodium;
private final int fat;
private final int carbo;
public int getSodium(){
...
python setup.py uninstall
I have installed a python package with python setup.py install .
16 Answers
16
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Are std::vector elements guaranteed to be contiguous?
... guaranteed to be contiguous? In order word, can I use the pointer to the first element of a std::vector as a C-array?
7 A...
Format in kotlin string templates
...uble.format(fracDigits: Int): String {
val df = DecimalFormat()
df.setMaximumFractionDigits(fracDigits)
return df.format(this)
}
println(3.14159.format(2)) // 3.14
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Using os.walk() to recursively traverse directories in Python
... this:
root:.
[.]
┣━[.idea]
┃ ┣━[scopes]
┃ ┃ ┗━scope_settings.xml
┃ ┣━.name
┃ ┣━Demo.iml
┃ ┣━encodings.xml
┃ ┣━misc.xml
┃ ┣━modules.xml
┃ ┣━vcs.xml
┃ ┗━workspace.xml
┣━[test1]
┃ ┗━test1.txt
┣━[test2]
┃ ┣━[te...
How do you validate a URL with a regular expression in Python?
...= urlparse.urlparse(url)
assert all([pieces.scheme, pieces.netloc])
assert set(pieces.netloc) <= set(string.letters + string.digits + '-.') # and others?
assert pieces.scheme in ['http', 'https', 'ftp'] # etc.
It might be slower, and maybe you'll miss conditions, but it seems (to me) a lot ea...
Excel RTD(Excel Real-Time Data)实时刷新数据技术 - C/C++ - 清泛网 - 专注C/C++及内核技术
...rval.
tmrTimer = new Timer(intv);
tmrTimer.AutoReset = true;
tmrTimer.Elapsed += new ElapsedEventHandler(tmrTimer_Elapsed);
return 1;
}
//Terminate RTD server.
public void ServerTerminate()
{
/...
To find whether a column exists in data frame or not
... editor after snippets, if snippets enabled
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