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Difference between “read commited” and “repeatable read”
...at if the transaction re-issues the read, will find the Same data, data is free to change after it was read.
Repeatable read is a higher isolation level, that in addition to the guarantees of the read committed level, it also guarantees that any data read cannot change, if the transaction reads the...
How do I install cygwin components from the command line?
... POSIX functionality.
That is, however, difficult to provide in a Cygwin-free environment, such as
exists on first installation. Additionally, Windows does not easily allow
overwriting of in-use executables so installing a new version of the Cygwin
DLL while a package manager is using the DL...
How can I update NodeJS and NPM to the next versions?
...ws. I realize it would be easier to just use Linux, but at work, I am not free to choose my OS. As @rainabba says, the spirit of the Node.js project is to be cross-platform, and this isn't.
– Kevin Dice
Nov 5 '15 at 19:04
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In C#, should I use string.Empty or String.Empty or “” to intitialize a string?
...reas "" says at the time of writing this string could be empty but you are free to change it.
– aeroson
Aug 13 '17 at 13:59
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How does the Google “Did you mean?” Algorithm work?
...ter 3 of Introduction to Information Retrieval. It is available online for free. Section 3.3 (page 52) exactly answers your question. And to specifically answer your update you only need a dictionary of words and nothing else (including millions of users).
...
How does a “stack overflow” occur and how do you prevent it?
...l might use up more stack for its own local variables. When it's done, it frees up the local variable stack space it used, then returns to the previous function.
Stack overflow
A stack overflow is when you've used up more memory for the stack than your program was supposed to use. In embedded sy...
Configuring diff tool with .gitconfig
...known tool) which doesn't map to any of the keys listed above then you are free to map it to any of keys listed above or to a new custom key of your own.
What if you have to setup a comparison tool which is
Absolutely new in market
OR
A new version of an existing well known tool has got rele...
Https Connection Android
...s the web site is using a self-signed certificate or the web site is using free SSL certificate. So if you try to connect to the server using Apache HttpClient, you will get a exception telling that the "peer not authenticated". Though it is not a good practice to trust all the certificates in a pro...
Why is argc not a constant?
...nipulate argv[], so it can't be made const for that reason also.". One can freely add a top-level const to argv, without affecting what any C function can do. Also, getopt is declared as int getopt(int argc, char * const argv[], const char *optstring);. And here the const is not top level, but decl...
Why do we need to install gulp globally and locally?
...minor speed advantage is gained loading local vs. global modules, but feel free to raise your eyebrow at this reason.
Why do I need to install gulp globally if I've already installed it locally?
The rationale for installing gulp globally is really just the convenience of having the gulp executa...