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Determine the number of lines within a text file
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Small note: because String is a reference type the array would be the size of the number of lines x the size of a pointer, but you're correct that it still needs to store the text, each line as a single String object.
– Mik...
are there dictionaries in javascript like python?
...hnDemetriou the main difference is javascript object notation keys must be strings (enclosed in double quotes " " ). The object notation is as seen in JSON for data interchage and was inspired by the literal object notation; it is worth noting that JSON is usually used in string context
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How to use enum values in f:selectItem(s)
...mitted"),
REJECTED("Rejected"),
APPROVED("Approved");
private String label;
private Status(String label) {
this.label = label;
}
public String getLabel() {
return label;
}
}
with
<f:selectItems value="#{data.statuses}" var="status"
itemValue=...
How to pick an image from gallery (SD Card) for my app?
... Uri selectedImage = imageReturnedIntent.getData();
String[] filePathColumn = {MediaStore.Images.Media.DATA};
Cursor cursor = getContentResolver().query(
selectedImage, filePathColumn, null, null, null);
cursor.moveToFirs...
Forward declaration of nested types/classes in C++
...s someone know why it is not possible ? It seems there is valid use cases, and this lack prevents architecture consistency in some situations.
– Maël Nison
Nov 1 '12 at 16:10
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Strip html from string Ruby on Rails
I'm working with Ruby on Rails, Is there a way to strip html from a string using sanitize or equal method and keep only text inside value attribute on input tag?
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Get escaped URL parameter
...g for a jQuery plugin that can get URL parameters, and support this search string without outputting the JavaScript error: "malformed URI sequence". If there isn't a jQuery plugin that supports this, I need to know how to modify it to support this.
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What are the best practices for catching and re-throwing exceptions?
...don't know how to respond to the failure
}
PHP 5.5 has introduced the finally keyword, so for cleanup scenarios there is now another way to approach this. If the cleanup code needs to run no matter what happened (i.e. both on error and on success) it's now possible to do this while transparently a...
What's the difference between @JoinColumn and mappedBy when using a JPA @OneToMany association
...y
@Entity
public class Company {
private int companyId;
private String companyName;
private List<Branch> branches;
@Id
@GeneratedValue
@Column(name="COMPANY_ID")
public int getCompanyId() {
return companyId;
}
public void setCompanyId(int compan...
How to add images to README.md on GitHub?
... srcs should be on the github.com domain, not the raw.github.com subdomain and not the raw.githubusercontent.com domain.
– Lee Crossley
Jun 24 '14 at 6:25
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