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Reading an image file into bitmap from sdcard, why am I getting a NullPointerException?
...
I wrote the following code to convert an image from sdcard to a Base64 encoded string to send as a JSON object.And it works great:
String filepath = "/sdcard/temp.png";
File imagefile = new File(filepath);
FileInputStream fis = null;
try {
fis = new FileInputStream(imagefile);
} catc...
How can I update npm on Windows?
...
Note 32 and 64 bit MSIs. Do not just click on "Windows Installer" link - that's 32 bit. Check where your current nodejs resides, in "Program Files" or on "Program Files (x86)". The "x86" means 32-bit. See the comments below about "old ...
How to activate JMX on my JVM for access with jconsole?
... in the answer by user3013578 and it worked for me (JDK 1.7 , Windows 8.1, 64 bit).
– Captain Jack Sparrow
Jul 19 '15 at 11:43
2
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How to disable Google Chrome auto update?
...the templates did NOTHING: https://support.google.com/installer/answer/146164?hl=en
I followed scrupulously the instructions of that page, the keys in the registry are all correct, but still going to the "About Google Chrome" when the program is opened, I can see the wheel going around and a few se...
How to create permanent PowerShell Aliases
...er users' space.
REMEMBER! The $PsHome path is different between 32bit and 64bit instances of powershell, so you have to consider both environment if you want always to execute the profile code. Usually the paths are C:\Windows\System32\WindowsPowerShell\v1.0 for the 64bit environment and C:\Windows...
Edit and Continue: “Changes are not allowed when…”
...ixed mode process
Try to set the CPU target to x86 rather than AnyCPU (on x64 machines)
Uncheck the Optimize Code checkbox for Debug Mode in Project Properties->Debug
Uncheck Enable Optimizations in Advanced Compiler Settings
(ASP.NET) Check nightcoder's answer if it is the case
(ASP.NET) Check t...
Should I use the datetime or timestamp data type in MySQL?
...doitlikejustin
6,00822 gold badges3636 silver badges6464 bronze badges
answered Jan 3 '09 at 16:26
blivetblivet
19.1k11 gold badge...
How to throw an exception in C?
...t) (void *) );
extern void * _ZTIl; // typeinfo of long
int bar1()
{
int64_t * p = (int64_t*)__cxa_allocate_exception(8);
*p = 1976;
__cxa_throw(p,&_ZTIl,0);
return 10;
}
// end bar.c
in a.cc,
#include <stdint.h>
#include <cstdio>
extern "C" int bar1();
void foo()
{
t...
LINGO使用指南 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...到30元，应否改变生产计划？
模型代码如下：
max=72*x1+64*x2;
x1+x2<=50;
12*x1+8*x2<=480;
3*x1<=100;
求解这个模型并做灵敏性分析，结果如下。
Global optimal solution found at iteration: 0
Objective value: 3360.0...
How do you calculate log base 2 in Java for integers?
...teger.numberOfLeadingZeros() (20-30%) and almost 10 times faster (jdk 1.6 x64) than a Math.log() based implementation like this one:
private static final double log2div = 1.000000000001 / Math.log( 2 );
public static int log2fp0( int bits )
{
if( bits == 0 )
return 0; // or throw except...