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Will using 'var' affect performance?
Earlier I asked a question about why I see so many examples use the varkeyword and got the answer that while it is only necessary for anonymous types, that it is used nonetheless to make writing code 'quicker'/easier and 'just because'.
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How to get the device's IMEI/ESN programmatically in android?
...GSM, MEID for CDMA).
You'll need the following permission in your AndroidManifest.xml:
<uses-permission android:name="android.permission.READ_PHONE_STATE" />
in order to do this.
That being said, be careful about doing this. Not only will users wonder why your application is accessing the...
WCF service startup error “This collection already contains an address with scheme http”
I built a web application containing a WCF service contract and a Silverlight control which makes calls to that WCF service. On my development and test servers it works great.
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How to highlight and color gdb output during interactive debugging?
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According to GDB Wiki, cgdb is using a deprecated mechanism to interact with GDB.
– Franklin Yu
Jul 22 at 1:25
1
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Proper way to declare custom exceptions in modern Python?
...y as the argument:
raise MyException({"message":"My hovercraft is full of animals", "animal":"eels"})
However, to get at those details in an except block is a bit more complicated. The details are stored in the args attribute, which is a list. You would need to do something like this:
try:
r...
How to use java.net.URLConnection to fire and handle HTTP requests?
Use of java.net.URLConnection is asked about pretty often here, and the Oracle tutorial is too concise about it.
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Connect to Amazon EC2 file directory using Filezilla and SFTP
I have created an AWS EC2 Instance and I want to be able to upload files to the server directory using FileZilla in the simplest and most straightforward fashion possible.
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Find an element in a list of tuples
I have a list 'a'
10 Answers
10
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What does value & 0xff do in Java?
...the original value of -1 (11111111 is 255 in decimal).
Few more bit manipulation: (Not related to the question)
X >> 1 = X/2
X << 1 = 2X
Check any particular bit is set(1) or not (0) then
int thirdBitTobeChecked = 1 << 2 (...0000100)
int onWhichThisHasTobeTested = ...
Securely storing environment variables in GAE with app.yaml
...e checked into source control. The wrong people (inside or outside your organization) may find it there. Also, your development environment probably uses different config values from your production environment. If these values are stored in code, you will have to run different code in development a...