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Padding characters in printf
...ength of the second string if you want ragged-right lines.
pad=$(printf '%0.1s' "-"{1..60})
padlength=40
string2='bbbbbbb'
for string1 in a aa aaaa aaaaaaaa
do
printf '%s' "$string1"
printf '%*.*s' 0 $((padlength - ${#string1} - ${#string2} )) "$pad"
printf '%s\n' "$string2"
str...
Replacing all non-alphanumeric characters with empty strings
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250
Use [^A-Za-z0-9].
Note: removed the space since that is not typically considered alphanumeric....
Finding the Eclipse Version Number
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104
(Update September 2012):
MRT points out in the comments that "Eclipse Version" question refere...
Can someone explain how to implement the jQuery File Upload plugin?
...
10 Answers
10
Active
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Name node is in safe mode. Not able to leave
...
answered Apr 4 '13 at 6:04
AmarAmar
11.2k44 gold badges4747 silver badges7272 bronze badges
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ArrayBuffer to base64 encoded string
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230
function _arrayBufferToBase64( buffer ) {
var binary = '';
var bytes = new Uint8Array( b...
Convert Python dict into a dataframe
...taFrame(d.items()) # or list(d.items()) in python 3
Out[11]:
0 1
0 2012-07-02 392
1 2012-07-06 392
2 2012-06-29 391
3 2012-06-28 391
...
In [12]: pd.DataFrame(d.items(), columns=['Date', 'DateValue'])
Out[12]:
Date DateValue
0 2012-07-02 392
1 2012...
Check if database exists in PostgreSQL using shell
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202
I use the following modification of Arturo's solution:
psql -lqt | cut -d \| -f 1 | grep -qw &...
Any reason why scala does not explicitly support dependent types?
... Bar }
defined class Foo
scala> val foo1 = new Foo
foo1: Foo = Foo@24bc0658
scala> val foo2 = new Foo
foo2: Foo = Foo@6f7f757
scala> implicitly[foo1.Bar =:= foo1.Bar] // OK: equal types
res0: =:=[foo1.Bar,foo1.Bar] = <function1>
scala> implicitly[foo1.Bar =:= foo2.Bar] // Not O...