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Number of lines in a file in Java
... linux' wc -l command takes 0.15 seconds.
public static int countLinesOld(String filename) throws IOException {
InputStream is = new BufferedInputStream(new FileInputStream(filename));
try {
byte[] c = new byte[1024];
int count = 0;
int readChars = 0;
boolean...
How do I get the current username in .NET using C#?
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string userName = System.Security.Principal.WindowsIdentity.GetCurrent().Name;
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How to Create a circular progressbar in Android which rotates on it?
... creating a layer-list, I separated it into two files. One for ProgressBar and one for its background.
This is the ProgressDrawable file (@drawable folder): circular_progress_bar.xml
<?xml version="1.0" encoding="utf-8"?>
<rotate xmlns:android="http://schemas.android.com/apk/res/android"
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Reference assignment operator in PHP, =&
...ion 6.2:
All binary arithmetic, comparison, assignment, bitwise, logical, string, and type operators MUST be preceded and followed by at least one space
By this rule, there should always be a space after the = operator -- this makes =& a violation.
Furthermore, there are other rules that state...
Set a default font for whole iOS app?
... let fontAttribute = fontDescriptor.fontAttributes[.nsctFontUIUsage] as? String else {
self.init(myCoder: aDecoder)
return
}
var fontName = ""
switch fontAttribute {
case "CTFontRegularUsage":
fontName = AppFontName.regula...
Hibernate JPA Sequence (non-Id)
...d posting that as a separate answer? It solved my problem very very simply and effectively.
– Matt Ball
May 17 '12 at 15:26
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Efficiently replace all accented characters in a string?
...avaScript function that does efficient single character replacement in a string.
21 Answers
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Decode Base64 data in Java
...he private Sun and the Commons implementations use this. Specifically, for String bigger than 76 characters, newlines are added. I didn't find how to configure JAXB's implementation for this behavior... :-(
– KLE
Mar 18 '10 at 10:25
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What does collation mean?
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Rules that tell how to compare and sort strings: letters order; whether case matters, whether diacritics matter etc.
For instance, if you want all letters to be different (say, if you store filenames in UNIX), you use UTF8_BIN collation:
SELECT 'A' COLLATE UTF8_...
How to convert a Django QuerySet to a list
...er(lambda x: x.id not in ids, answers)
Read when QuerySets are evaluated and note that it is not good to load the whole result into memory (e.g. via list()).
Reference: itertools.ifilter
Update with regard to the comment:
There are various ways to do this. One (which is probably not the best on...