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How can I add an item to a SelectList in ASP.net MVC
...a SelectList with the default value of 0 and the Text Value of " -- Select One --"
13 Answers
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Read first N lines of a file in python
...rmance to be similar, maybe the first to be slightly faster. But the first one won't work if the file doesn't have at least N lines. You are best to measure the performance against some typical data you will be using it with.
– John La Rooy
Nov 20 '09 at 0:47
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Android: How to create a Dialog without a title?
...flating with View view = inflater..... If so, then you need to change just one bit: instead of dialog.findView... make it view.findView.... Then once you've done that, remember to use dialog.show(), or even builder.show() without bothering to do builder.create().
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AngularJS with Django - Conflicting template tags
...y both use {{ }} as their template tags. Is there an easy way to change one of the two to use some other custom templating tag?
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How can I replace every occurrence of a String in a file with PowerShell?
...nt file.txt) is required:
Without the parenthesis the content is read, one line at a time, and flows down the pipeline until it reaches out-file or set-content, which tries to write to the same file, but it's already open by get-content and you get an error. The parenthesis causes the operation ...
switch() statement usage
... @JoshuaUlrich ...which benchmark function are you using? Not the obvious one from the "benchmark" package it seems?
– Tommy
Oct 19 '11 at 18:52
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Convert the values in a column into row names in an existing data frame
...hort, no there is no alternative to reassigning.
Edit: Correcting myself, one can also do it in place: assign rowname attributes, then remove column:
R> df<-data.frame(a=letters[1:10], b=1:10, c=LETTERS[1:10])
R> rownames(df) <- df[,1]
R> df[,1] <- NULL
R> df
b c
a 1 A
b ...
android EditText - finished typing event
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When the user has finished editing, s/he will press Done or Enter
((EditText)findViewById(R.id.youredittext)).setOnEditorActionListener(
new EditText.OnEditorActionListener() {
@Override
public boolean onEditorAction(TextView v, int actionId, KeyEvent event...
UTF-8: General? Bin? Unicode?
...s that utf8_unicode_ci supports mappings such as expansions; that is, when one character compares as equal to combinations of other characters. For example, in German and some other languages “ß” is equal to “ss”. utf8_unicode_ci also supports contractions and ignorable characters. utf8_gen...
Code signing certificate for open-source projects?
I want to publish one of my applications as open-source and want to digitally sign the binaries I've created with my own certificate. (Of course, anyone else can just download the code and build it themselves with their own certificate.) I want to do this so anyone can check that this build was made...