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How to host google web fonts on my own server?
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What about different character sets?
– vitro
Jul 14 '16 at 8:44
1
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Akka Kill vs. Stop vs. Poison Pill?
...explaination "Kill is synchronous vs. Poison pill is asynchronous." But in what way? Does the calling actor thread lock during this time? Are the children actors notified during kill, post-stop envoked, etc? Example uses of one concept vs. the other?
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Windows batch file file download from a URL
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There's a standard Windows component which can achieve what you're trying to do: BITS. It has been included in Windows since XP and 2000 SP3.
Run:
bitsadmin.exe /transfer "JobName" http://download.url/here.exe C:\destination\here.exe
The job name is simply the display name fo...
How to select an element by classname using jqLite?
...ve all the features of jQuery. here is a reference in angularjs docs about what you can use from jquery.
Angular Element docs
In your case you need to find a div with ID or class name.
for class name you can use
var elems =$element.find('div') //returns all the div's in the $elements
angul...
Convert two lists into a dictionary
...have:
keys = ('name', 'age', 'food')
values = ('Monty', 42, 'spam')
What is the simplest way to produce the following dictionary ?
dict = {'name' : 'Monty', 'age' : 42, 'food' : 'spam'}
Most performant, dict constructor with zip
new_dict = dict(zip(keys, values))
In Python 3, zip now r...
How can i get the session object if i have the entity-manager
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entityManager.unwrap(Session.class); what is Session in Session.class? is it an import?
– Thang Pham
Jan 13 '11 at 9:19
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Select rows of a matrix that meet a condition
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@neilfws What will be the solution if I want to define some values for a range of columns. for example df <- df[!which(df$ARID3A:df$YY1 == "U"),], here I want to remove those rows from my df where a range of columns (ARID3A: YY1) c...
Why can't a text column have a default value in MySQL?
...ion is given by the MySQL documentation. It seems illogical to me (and somewhat frustrating, as I want a default value!). Anybody know why this is not allowed?
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Function of Project > Clean in Eclipse
What does Eclipse's Project → Clean... tool actually do?
4 Answers
4
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Selecting multiple columns in a pandas dataframe
...ith the copy() function to get a regular copy. When this happens, changing what you think is the sliced object can sometimes alter the original object. Always good to be on the look out for this.
df1 = df.iloc[0, 0:2].copy() # To avoid the case where changing df1 also changes df
To use iloc, you ne...