大约有 30,000 项符合查询结果（耗时：0.0414秒） [XML]
How do I use prepared statements in SQlite in Android?
...repared statements in Android all the time, it's quite simple :
SQLiteDatabase db = dbHelper.getWritableDatabase();
SQLiteStatement stmt = db.compileStatement("INSERT INTO Country (code) VALUES (?)");
stmt.bindString(1, "US");
stmt.executeInsert();
...
Quickest way to convert a base 10 number to any base in .NET?
... and old(ish) C# method I wrote that takes a number and converts it to any base:
12 Answers
...
Render HTML to PDF in Django site
...
https://github.com/nigma/django-easy-pdf
Template:
{% extends "easy_pdf/base.html" %}
{% block content %}
<div id="content">
<h1>Hi there!</h1>
</div>
{% endblock %}
View:
from easy_pdf.views import PDFTemplateView
class HelloPDFView(PDFTemplateView):
...
Why do x86-64 systems have only a 48 bit virtual address space?
...facturers took a shortcut. They use an instruction set which allows a full 64-bit address space, but current CPUs just only use the lower 48 bits. The alternative was wasting transistors on handling a bigger address space which wasn't going to be needed for many years.
So once we get near the 48-bi...
How to set the margin or padding as percentage of height of parent container?
...
top works great for resizing based on browser/window height. How aboutt having a div underneath that div? How can you clear the 2nd div to be under the div that is shifted down by a top:50%??
– Federico
Nov 19 '14 a...
When to use enumerateObjectsUsingBlock vs. for
...he representation for fast enumeration. There is overhead therein. Block-based enumeration allows the collection class to enumerate contents as quickly as the fastest traversal of the native storage format. Likely irrelevant for arrays, but it can be a huge difference for dictionaries.
"Don't use...
Where is SQL Server Management Studio 2012?
...
Just download SQLEXPRWT_x64_ENU.exe from Microsoft Downloads - SQL Server® 2012 Express with SP1
share
|
improve this answer
|
...
Java Desktop application: SWT vs. Swing [closed]
...t thing to consider is that some users and some resellers (Dell) install a 64 bit VM on their 64 bit Windows, and you can't use the same SWT library on 32 bit and 64 bit VMs.
This means you will need to distribute and test different packages depending on whether users have 32-bit or a 64-bit Java V...
jQuery: How can i create a simple overlay?
... if (!_isPhotoOverlayDisplayed) {
// Set overlay properties based on sender
_photoOverlay.width(sender.width());
_photoOverlay.height(sender.height());
// Position overlay on top of photo
if (sender[0].x) {
_photoOverlay...
How to parse unix timestamp to time.Time
...timestamps. Instead you can use strconv.ParseInt to parse the string to int64 and create the timestamp with time.Unix:
package main
import (
"fmt"
"time"
"strconv"
)
func main() {
i, err := strconv.ParseInt("1405544146", 10, 64)
if err != nil {
panic(err)
}
tm ...