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Replacement for “rename” in dplyr
...'s rename function uses "old"="new" whereas dplyr uses new=old which does keep it consistent with the rest of the dplyr functions. Personally, I don't think of it as a problem--you get used to new things quickly especially when it means a significant speedup in your data processing.
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In Java, how do I convert a byte array to a string of hex digits while keeping leading zeros? [dupli
...re output by Integer.toHexString() and add a leading zero to each byte if needed. Something like this:
public static String toHexString(byte[] bytes) {
StringBuilder hexString = new StringBuilder();
for (int i = 0; i < bytes.length; i++) {
String hex = Integer.toHexString(0xFF &...
How to create and write to a txt file using VBA
... method of the FileSystemObject that checks if a file exists
If fso.FileExists(filePath) Then
MsgBox "Yay! The file was created! :D"
End If
' Explicitly setting objects to Nothing should not be necessary in most cases, but if
' you're writing macros for Microsoft Access, you...
Choose between ExecutorService's submit and ExecutorService's execute
How should I choose between ExecutorService's submit or execute , if the returned value is not my concern?
7 Answers
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WPF Blurry fonts issue- Solutions
...on windowsclient.net: Text Clarity in WPF.
The problem boils down to WPF needing a linearly scaling font-renderer for smooth animations. Pure ClearType on the other hand takes quite a bit of freedom with the font to push vertical stems into the next pixel.
The difference is obvious if one compare...
Maven in Eclipse: step by step installation [closed]
I have spent been on the Maven site reading the 5- and 30-minute tutorials, and trialing Maven out for the first time.
13 A...
Parse query string in JavaScript [duplicate]
I need to parse the query string www.mysite.com/default.aspx?dest=aboutus.aspx .
How do I get the dest variable in JavaScript?
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View the Task's activity stack
...zed by task. There is also a lot of stuff printed after that, so you may need to scroll up a bit to find what you want.
Here is an example of its output (the exact contents varies across platform versions), showing the top task being contacts with two activities, and behind that the launcher with ...
How to determine day of week by passing specific date?
...Feb 2010). I want to pass it to a function which would return the day of week . How can I do this?
25 Answers
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Using GCC to produce readable assembly?
...y C source file to dump a mnemonic version of the machine code so I could see what my code was being compiled into. You can do this with Java but I haven't been able to find a way with GCC.
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