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Exclude a sub-directory using find
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edited Nov 19 '12 at 19:53
answered Nov 19 '12 at 19:22
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Add support library to Android Studio project
...ction, and make sure you have
compile 'com.android.support:support-v4:13.0.+'
Below is an example.
buildscript {
repositories {
mavenCentral()
}
dependencies {
classpath 'com.android.tools.build:gradle:0.5.+'
}
}
apply plugin: 'android'
repositories {
mav...
How to implement one-to-one, one-to-many and many-to-many relationships while designing tables?
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edited May 7 '19 at 22:24
jpmc26
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a...
Unresolved specs during Gem::Specification.reset:
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edited Oct 17 '17 at 3:58
EricC
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answ...
Difference between HEAD and master
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162
master is a reference to the end of a branch. By convention (and by default) this is usually t...
Remove first 4 characters of a string with PHP
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edited Nov 26 '10 at 15:23
answered Nov 26 '10 at 15:16
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How do I create test and train samples from one dataframe with pandas?
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I would just use numpy's randn:
In [11]: df = pd.DataFrame(np.random.randn(100, 2))
In [12]: msk = np.random.rand(len(df)) < 0.8
In [13]: train = df[msk]
In [14]: test = df[~msk]
And just to see this has worked:
In [15]: len(test)
Out[15]: 21
In [16]:...
What is the MySQL VARCHAR max size?
...t counting BLOB and TEXT types. BLOB and TEXT columns only contribute 9 to 12 bytes toward the row size limit because their contents are stored separately from the rest of the row. Read more about Limits on Table Column Count and Row Size.
Maximum size a single column can occupy, is different befo...
How do I download a binary file over HTTP?
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143
The simplest way is the platform-specific solution:
#!/usr/bin/env ruby
`wget http://somedom...
How to replace four spaces with a tab in Sublime Text 2?
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edited Aug 6 '12 at 21:35
ruffin
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a...