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How to assertThat something is null with Hamcrest?
...est assertions but this is one case where the Junit assertion is just more readable, IMO.
– spaaarky21
Oct 31 '14 at 18:16
9
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How to create a cron job using Bash automatically without the interactive editor?
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For the benefit of others reading, the advantage of this approach is that you can run it multiple times without worrying about duplicate entries in the crontab (unlike all the other solutions). That's because of the fgrep -v
– al...
How do I get bit-by-bit data from an integer value in C?
...t masked_n = n & mask;
int thebit = masked_n >> k;
You can read more about bit-masking here.
Here is a program:
#include <stdio.h>
#include <stdlib.h>
int *get_bits(int n, int bitswanted){
int *bits = malloc(sizeof(int) * bitswanted);
int k;
for(k=0; k<bitsw...
Programmatically find the number of cores on a machine
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C++11
#include <thread>
//may return 0 when not able to detect
const auto processor_count = std::thread::hardware_concurrency();
Reference: std::thread::hardware_concurrency
In C++ prior to C++11, there's no portable way. Instead, yo...
What does “%” (percent) do in PowerShell?
...ect, I'd advise not using the "%" symbol - it makes it harder for folks to read/maintain your code - especially people new to PS. Let's face it, the more people that pick up PS, the better.
– Simon Catlin
Apr 3 '14 at 20:17
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How to run the sftp command with a password from Bash script?
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The disadvantage of this method is that other users on the computer can read the password from tools like ps and that the password can become part of your shell history.
A more secure alternative which is available since LFTP 4.5.0 is setting the LFTP_PASSWORDenvironment variable and executing ...
Ignore fields from Java object dynamically while sending as JSON from Spring MVC
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That ignores both while reading from request and while sending response. I want to ignore only while sending response because i need that property from the request object. Any ideas?
– zulkarnain shah
Sep 8 '17...
Submitting the value of a disabled input field
... wanna Display it..
but dont want the user to edit it.
You can use the readonly property in your input field
<input type="text" readonly="readonly" />
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Playing .mp3 and .wav in Java?
...nt. Plays fine in a background and just need to figure out how to stop a thread.
– James P.
Aug 11 '12 at 16:00
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How do I sort a dictionary by value?
I have a dictionary of values read from two fields in a database: a string field and a numeric field. The string field is unique, so that is the key of the dictionary.
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